#FFB437Corona (#FFB437) is a very light, saturated orange with an OKLCH hue of 75°, lightness 0.82 and chroma 0.157. 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 | #FFB437 |
|---|---|
| RGB | rgb(255, 180, 55) |
| HSL | hsl(38, 100%, 61%) |
| HSV | hsv(38, 78%, 100%) |
| CMYK | cmyk(0%, 29%, 78%, 0%) |
| CIE Lab | lab(78.6 17.1 69.9) |
| OKLCH | oklch(0.822 0.157 75) |
Under warm 2700K interior light Corona shifts subtly: leans toward red; in north-facing or shaded light it is virtually unchanged. Overall drift across common illuminants is small (max ΔE ≈ 1.4), so it is a lighting-stable choice.
#ffae2b — ΔE 1.4, shifts subtly: leans toward red#ffb432 — ΔE 0.3, is virtually unchanged#ffb437 — ΔE 0.0, is virtually unchanged#ffb539 — ΔE 0.2, is virtually unchangedTest Corona 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 1.77:1 and against black 11.84:1, 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.
#ffefda · #ffb437 · #d79310 · #a77000 · #795000 · #4e3100
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.
#e8e582 · #f4ce5a · #ffb437 · #f49947 · #e38157 · #cc6d63
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.
#ffb437 · #98af79 · #b47900 · #547700 · #6a4500 · #273a00
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.
#fbe5c6 · #ffb437 · #3c87e3 · #7d5921 · #5b3c03 · #362202
The anchor as the only color in the room. True neutrals or complement-warmed near-neutrals let it stay dominant.
#ffb437 · #9fa9b6 · #817361 · #404750 · #271a06 · #000104
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.
#ebf3fd · #c2cad6 · #949eab · #1a2635 · #000512 · #ffb437
The opposite hue on the perceptual wheel, tempered to field strength — warm/cool tension without vibration.
#dee7c2 · #ffb437 · #9eb882 · #7239f1 · #2c3b67 · #17051c
The complement's two neighbours instead of the complement itself — strong contrast with a lower clash risk.
#c1ead6 · #ffb437 · #a6abdd · #6691a4 · #323c5b · #0f1004
Three hues spaced evenly around the wheel; the anchor leads and the other two are held at supporting strength.
#ffb437 · #86b2b1 · #008787 · #65207e · #2f0040 · #000202
Two complementary pairs offset by 90° — the richest chord, kept usable by a strict lightness hierarchy.
#ffb437 · #8db2a1 · #008b64 · #00458b · #390027 · #00051d
#FFBF61 · #FFCA80 · #FFD59B · #FFDFB5 · #FFE9CD
#D49113 · #A87100 · #7D5300 · #543600 · #2F1C00
#F3B963 · #E7BD82 · #DBC09C
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.