#C1B23EPesto (#C1B23E) is a light, saturated yellow with an OKLCH hue of 102°, lightness 0.76 and chroma 0.135. 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 | #C1B23E |
|---|---|
| RGB | rgb(193, 178, 62) |
| HSL | hsl(53, 51%, 50%) |
| HSV | hsv(53, 68%, 76%) |
| CMYK | cmyk(0%, 8%, 68%, 24%) |
| CIE Lab | lab(71.9 -8.1 58.7) |
| OKLCH | oklch(0.755 0.135 102) |
Under warm 2700K interior light Pesto shifts subtly: leans toward orange; 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.
#c7ad34 — ΔE 1.4, shifts subtly: leans toward orange#c7b23a — ΔE 0.9, shifts subtly: leans toward orange#c1b23e — ΔE 0.0, is virtually unchanged#c1b340 — ΔE 0.3, is virtually unchangedTest Pesto 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 2.16:1 and against black 9.71:1, 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.
#fff5a5 · #dacc66 · #c1b23e · #8c7e05 · #655a00 · #403900
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.
#bae69e · #bccd70 · #c1b23e · #bf9631 · #b77d32 · #a86638
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.
#c1b23e · #709d7e · #817506 · #006837 · #443d00 · #002c13
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.
#d8d4b6 · #c1b23e · #97905a · #5855ab · #393200 · #1c1800
The anchor as the only color in the room. True neutrals or complement-warmed near-neutrals let it stay dominant.
#eff1ff · #c1b23e · #979582 · #575861 · #272512 · #010104
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.
#f0f1fc · #c6c8d5 · #999aaa · #202032 · #03020f · #c1b23e
The opposite hue on the perceptual wheel, tempered to field strength — warm/cool tension without vibration.
#eff1ff · #c1b23e · #898bd4 · #4f4ba1 · #1f1559 · #060400
The complement's two neighbours instead of the complement itself — strong contrast with a lower clash risk.
#addedd · #c1b23e · #b882d5 · #586883 · #333654 · #071103
Three hues spaced evenly around the wheel; the anchor leads and the other two are held at supporting strength.
#dff6ff · #c1b23e · #33a2c3 · #89346e · #450034 · #00050a
Two complementary pairs offset by 90° — the richest chord, kept usable by a strict lightness hierarchy.
#d4fbf9 · #c1b23e · #22a8a4 · #4f4ba1 · #4b0016 · #010010
#CABE5E · #D3C979 · #DDD492 · #E6E0AA · #F0EBC2
#9F9124 · #7E7200 · #5E5400 · #3F3800 · #231E00
#BDB25F · #B9B278 · #B5B18E
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.