#990033Lifeline (#990033) is a dark, saturated pink with an OKLCH hue of 14°, lightness 0.43 and chroma 0.174. 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 | #990033 |
|---|---|
| RGB | rgb(153, 0, 51) |
| HSL | hsl(340, 100%, 30%) |
| HSV | hsv(340, 100%, 60%) |
| CMYK | cmyk(0%, 100%, 67%, 40%) |
| CIE Lab | lab(31.8 56.2 17.3) |
| OKLCH | oklch(0.435 0.174 14) |
Under warm 2700K interior light Lifeline shifts subtly: drifts toward red; in north-facing or shaded light it is virtually unchanged. Overall drift across common illuminants is small (max ΔE ≈ 0.6), so it is a lighting-stable choice.
#99002f — ΔE 0.6, shifts subtly: drifts toward red#9b0032 — ΔE 0.5, is virtually unchanged#990033 — ΔE 0.0, is virtually unchanged#9a0034 — ΔE 0.3, is virtually unchangedTest Lifeline 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 8.74:1 and against black 2.4:1, 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.
#ef8893 · #cd5a6a · #990033 · #7a0027 · #440011 · #160002
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.
#b15522 · #a83326 · #990033 · #7a0041 · #5b0045 · #3d0041
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.
#d39d66 · #c37600 · #8f6232 · #990033 · #6b0021 · #400010
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.
#00e0de · #c07a81 · #8c6467 · #990033 · #5b1925 · #300a11
The anchor as the only color in the room. True neutrals or complement-warmed near-neutrals let it stay dominant.
#e0f7f6 · #c1a3a5 · #5e6e6d · #990033 · #4c3033 · #000202
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.
#e6f5f5 · #bccdcc · #8da0a0 · #0b2727 · #000505 · #990033
The opposite hue on the perceptual wheel, tempered to field strength — warm/cool tension without vibration.
#ded9b3 · #c299b7 · #2589ad · #990033 · #2f3f5c · #040d2b
The complement's two neighbours instead of the complement itself — strong contrast with a lower clash risk.
#cafefc · #3ec793 · #007694 · #990033 · #00452e · #000408
Three hues spaced evenly around the wheel; the anchor leads and the other two are held at supporting strength.
#e4fad7 · #87be60 · #0069c7 · #990033 · #003870 · #000200
Two complementary pairs offset by 90° — the richest chord, kept usable by a strict lightness hierarchy.
#f7f4cc · #bbaf34 · #007a79 · #990033 · #352481 · #000202
#B03A4F · #C65F6C · #DB818A · #EFA3AA · #FFC7CB
#810029 · #6A0020 · #540018 · #3F000F · #2B0007
#8C263A · #7E3740 · #6F4247
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.