#FF7A00Heat Wave (#FF7A00) is a light, saturated orange with an OKLCH hue of 51°, lightness 0.72 and chroma 0.19. 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 | #FF7A00 |
|---|---|
| RGB | rgb(255, 122, 0) |
| HSL | hsl(29, 100%, 50%) |
| HSV | hsv(29, 100%, 100%) |
| CMYK | cmyk(0%, 52%, 100%, 0%) |
| CIE Lab | lab(65.9 45.8 73.3) |
| OKLCH | oklch(0.723 0.190 51) |
Under warm 2700K interior light Heat Wave shifts subtly: leans toward pink; 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.
#ff7400 — ΔE 1.2, shifts subtly: leans toward pink#ff7900 — ΔE 0.2, is virtually unchanged#ff7a00 — ΔE 0.0, is virtually unchanged#ff7b04 — ΔE 0.2, is virtually unchangedTest Heat Wave 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 2.61:1 and against black 8.04:1, 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.
#ffeee5 · #ffb68d · #ff7a00 · #c25b00 · #8d4000 · #5b2600
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.
#fbc148 · #ff9f18 · #ff7a00 · #ea6242 · #d0505a · #b24368
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.
#ff7a00 · #928941 · #a64d00 · #584f00 · #552300 · #201c00
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.
#ffe7d9 · #e8bea8 · #ff7a00 · #0090c0 · #8f532e · #623b23
The anchor as the only color in the room. True neutrals or complement-warmed near-neutrals let it stay dominant.
#e3f5ff · #ff7a00 · #9e8476 · #48555d · #331b0c · #000307
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 · #bfcdd5 · #92a2ab · #182d37 · #000b14 · #ff7a00
The opposite hue on the perceptual wheel, tempered to field strength — warm/cool tension without vibration.
#e3f5ff · #ff7a00 · #0097c8 · #005b7b · #002636 · #1f0600
The complement's two neighbours instead of the complement itself — strong contrast with a lower clash risk.
#b0dfd5 · #ff7a00 · #609ca0 · #3d67b1 · #30314b · #1e0407
Three hues spaced evenly around the wheel; the anchor leads and the other two are held at supporting strength.
#cdffec · #ff7a00 · #00a27f · #5831b1 · #270060 · #000402
Two complementary pairs offset by 90° — the richest chord, kept usable by a strict lightness hierarchy.
#defcd8 · #ff7a00 · #51a042 · #005b7b · #3a0045 · #00050c
#FF924D · #FFA774 · #FFBB95 · #FFCEB3 · #FFE0D0
#D26300 · #A74D00 · #7D3800 · #572400 · #331100
#EE8745 · #DC9165 · #C99A7F
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.