Danger `#FF0E0E`

Danger (#FF0E0E) is a mid-tone, vivid red with an OKLCH hue of 29°, lightness 0.63 and chroma 0.255. It sits on the warm side of the color wheel. In practice it behaves as an accent color: strong in focal moments, dominant over large fields.

Color values

HEX	`#FF0E0E`
RGB	`rgb(255, 14, 14)`
HSL	`hsl(0, 100%, 53%)`
HSV	`hsv(0, 95%, 100%)`
CMYK	`cmyk(0%, 95%, 95%, 0%)`
CIE Lab	`lab(53.6 79.2 63.9)`
OKLCH	`oklch(0.631 0.255 29)`

How Danger behaves under real light

Under warm 2700K interior light Danger is virtually unchanged; in north-facing or shaded light it is virtually unchanged. Overall drift across common illuminants is small (max ΔE ≈ 0.4), so it is a lighting-stable choice.

Warm interior (2700K incandescent / warm LED): → #ff0004 — ΔE 0.4, is virtually unchanged
Neutral LED (4000K task and retail lighting): → #ff0209 — ΔE 0.3, is virtually unchanged
Daylight (6500K standard daylight (reference)): → #ff0e0e — ΔE 0.0, is virtually unchanged
Blue-sky shade (cool daylight (~10000K proxy)): → #ff1010 — ΔE 0.1, is virtually unchanged

Test Danger in the color lighting simulator — sweep it through daylight, warm 2700K light, 4000K LED, and shade alongside the rest of your palette.

Contrast & accessibility

Against white it measures 3.95:1 and against black 5.32:1, so black text is the stronger pairing. That pairing passes WCAG AA for body text.

Colors that go with Danger

Tonal

One color explored: close hues with real lightness and chroma structure, so the palette is the anchor through value rather than a set of colors.

#ffd7d0 · #ff9a8b · #ff0e0e · #d00003 · #920001 · #590000

Analogous

The anchor's neighbours on the wheel — everything shares an undertone, so the chord carries color without anything having to be muted to get along.

#fb8f00 · #fa6800 · #ff0e0e · #dd0050 · #b90068 · #950075

Shifted

The mid-gap pairing — sage and mustard, terracotta and olive. A foil rotated 40–65° toward warm or cool: too far to be kin, too near to argue, carried by temperature and a deliberate value offset.

#d19f3c · #ff0e0e · #cc0305 · #694a00 · #6b0000 · #291a00

Contrast

One deliberately opposed voice — a single restrained counterpoint across the wheel, or temperature against temperature where the anchor is too muted to carry a loud opposite.

#00dcf5 · #ff0e0e · #905850 · #861f17 · #5e0000 · #300000

Quiet Support

The anchor as the only color in the room. True neutrals or complement-warmed near-neutrals let it stay dominant.

#d7f9ff · #c39993 · #ff0e0e · #5c7478 · #48211c · #000304

Bright Accent

This color as a ground rather than a subject — its own restraint held across a narrow value band, carrying one saturated voice from the opposite temperature.

#e6f5f7 · #bccdd0 · #8ea1a5 · #0f2a2e · #00070a · #ff0e0e

Complementary

The opposite hue on the perceptual wheel, tempered to field strength — warm/cool tension without vibration.

#d7f9ff · #00bace · #ff0e0e · #007d8c · #00353c · #080000

Split-complementary

The complement's two neighbours instead of the complement itself — strong contrast with a lower clash risk.

#d7f9ff · #00bfa6 · #ff0e0e · #0077ad · #00372e · #00050f

Triadic

Three hues spaced evenly around the wheel; the anchor leads and the other two are held at supporting strength.

#d4ffda · #01c655 · #ff0e0e · #3952ff · #130090 · #000200

Tetradic

Two complementary pairs offset by 90° — the richest chord, kept usable by a strict lightness hierarchy.

#ecfac0 · #9ab200 · #ff0e0e · #007d8c · #3c0072 · #000304

Tints, shades & muted variants

Tints

#FF5B4B · #FF8271 · #FFA193 · #FFBDB3 · #FFD8D2

Shades

#D50003 · #AA0002 · #820001 · #5C0000 · #390000

Muted

#EA483A · #D36254 · #BB7369

Using Danger

Its chroma is high enough to carry accents, calls to action, and focal moments; large fields of it will dominate a composition. In palettes it pairs most predictably with its tonal ramp and analogous neighbors; reserve the complementary hue for small, deliberate contrast.