#840000Dark Red (#840000) is a dark, saturated red with an OKLCH hue of 29°, lightness 0.39 and chroma 0.158. 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.
| HEX | #840000 |
|---|---|
| RGB | rgb(132, 0, 0) |
| HSL | hsl(0, 100%, 26%) |
| HSV | hsv(0, 100%, 52%) |
| CMYK | cmyk(0%, 100%, 100%, 48%) |
| CIE Lab | lab(26.5 49.1 39.3) |
| OKLCH | oklch(0.385 0.158 29) |
Under warm 2700K interior light Dark Red is virtually unchanged; in north-facing or shaded light it is virtually unchanged. Overall drift across common illuminants is small (max ΔE ≈ 0.5), so it is a lighting-stable choice.
#840000 — ΔE 0.0, is virtually unchanged#860000 — ΔE 0.5, is virtually unchanged#840000 — ΔE 0.0, is virtually unchanged#840000 — ΔE 0.0, is virtually unchangedTest Dark Red in the color lighting simulator — sweep it through daylight, warm 2700K light, 4000K LED, and shade alongside the rest of your palette.
Against white it measures 10.6:1 and against black 1.98:1, so white text is the stronger pairing. That pairing passes WCAG AA for body text. Avoid black text on this color entirely.
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.
#d87d6f · #b65145 · #840000 · #630000 · #2f0000 · #080000
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.
#935200 · #8a3600 · #840000 · #670020 · #4a0026 · #300023
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.
#d6b478 · #dd796b · #a07300 · #765a25 · #840000 · #570000
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 · #ac7066 · #7b5852 · #840000 · #4a110b · #210302
The anchor as the only color in the room. True neutrals or complement-warmed near-neutrals let it stay dominant.
#e2f6fa · #b79d99 · #515f62 · #840000 · #3e2522 · #000203
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 · #840000
The opposite hue on the perceptual wheel, tempered to field strength — warm/cool tension without vibration.
#d7f9ff · #00b8ce · #006975 · #840000 · #00333b · #080000
The complement's two neighbours instead of the complement itself — strong contrast with a lower clash risk.
#d4dbb6 · #91c3e2 · #4e7d71 · #4b5a48 · #840000 · #170a02
Three hues spaced evenly around the wheel; the anchor leads and the other two are held at supporting strength.
#ddfbe1 · #66ba78 · #3a52b4 · #840000 · #14206e · #000200
Two complementary pairs offset by 90° — the richest chord, kept usable by a strict lightness hierarchy.
#eef7d4 · #9baf4d · #006975 · #840000 · #381164 · #000304
#9E372C · #B75C4F · #CE7F73 · #E6A298 · #FCC6BD
#710000 · #5D0000 · #4B0000 · #3A0000 · #290000
#781F17 · #6C2E26 · #5F3832
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.