#EF985CRidgeback (#EF985C) is a light, soft orange with an OKLCH hue of 54°, lightness 0.76 and chroma 0.129. It sits on the warm side of the color wheel. In practice it behaves as a mid-weight working color for secondary surfaces and editorial blocks.
| HEX | #EF985C |
|---|---|
| RGB | rgb(239, 152, 92) |
| HSL | hsl(24, 82%, 65%) |
| HSV | hsv(24, 62%, 94%) |
| CMYK | cmyk(0%, 36%, 62%, 6%) |
| CIE Lab | lab(70.6 27.1 44.7) |
| OKLCH | oklch(0.756 0.129 54) |
Under warm 2700K interior light Ridgeback shifts only faintly, with no single dominant change; in north-facing or shaded light it is virtually unchanged. Overall drift across common illuminants is small (max ΔE ≈ 1.2), so it is a lighting-stable choice.
#f29353 — ΔE 1.2, shifts only faintly, with no single dominant change#f49859 — ΔE 0.9, is virtually unchanged#ef985c — ΔE 0.0, is virtually unchanged#f0995e — ΔE 0.3, is virtually unchangedTest Ridgeback 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 2.25:1 and against black 9.32:1, so black text is the stronger pairing. That pairing passes WCAG AA for body text. Avoid white 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.
#ffeee4 · #ffb787 · #ef985c · #b16731 · #864510 · #592900
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.
#f4d287 · #f3b66c · #ef985c · #dc8165 · #c56e6c · #ab5e70
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.
#ef985c · #969465 · #a4602e · #5f5a00 · #5f2c00 · #272400
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.
#e8cdbc · #ef985c · #1b9ad0 · #8e6245 · #6a452b · #442b1b
The anchor as the only color in the room. True neutrals or complement-warmed near-neutrals let it stay dominant.
#e7f4fc · #ef985c · #a19086 · #525b60 · #302016 · #000103
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.
#e8f4fb · #c0cdd6 · #94a3ac · #1b2f3a · #000d18 · #ef985c
The opposite hue on the perceptual wheel, tempered to field strength — warm/cool tension without vibration.
#d1d7b1 · #ef985c · #c78487 · #287df2 · #2e345b · #0f0627
The complement's two neighbours instead of the complement itself — strong contrast with a lower clash risk.
#e4f5ff · #ef985c · #2ca6b1 · #3355a1 · #002b2f · #000010
Three hues spaced evenly around the wheel; the anchor leads and the other two are held at supporting strength.
#d8fbf0 · #ef985c · #40a98f · #5f4799 · #2a1253 · #000201
Two complementary pairs offset by 90° — the richest chord, kept usable by a strict lightness hierarchy.
#e3f9e2 · #ef985c · #6ca56b · #006187 · #3c0741 · #00060f
#F4A773 · #F9B589 · #FEC49F · #FFD4B8 · #FFE3D2
#C87A43 · #A15D2B · #7D4212 · #592800 · #331400
#E39E71 · #D6A483 · #C9A995
Its moderate chroma lets it work in mid-size areas — upholstery, secondary UI surfaces, editorial blocks — without overwhelming neighbors. In palettes it pairs most predictably with its tonal ramp and analogous neighbors; reserve the complementary hue for small, deliberate contrast.