#C9B751
Closest named color: Dark Khaki (#BDB76B). oklch(77.5% 0.124 99.4), rgb(201, 183, 81).
Aa
Black text reads best on this color (10.37:1).
About this color
#C9B751 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 77%, its chroma 0.124 and its hue 99°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Khaki (#BDB76B), ΔE 0.029 away. Black text reads best on it, at 10.37:1.
| Hue family | Yellows |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.124) |
| Temperature | warm |
| Nearest name | Dark Khaki (#BDB76B) |
| Black text | 10.37:1 |
| White text | 2.02:1 |
Values
| HEX | #C9B751 |
| RGB | rgb(201, 183, 81) |
| HSL | hsl(51, 53%, 55%) |
| OKLCH | oklch(77.5% 0.124 99.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #C9B751 | 2.02:1 | Fails | Lc -43.7 | Non-text elements, placeholder text |
| Black text on #C9B751 | 10.37:1 | AAA | Lc 64.7 | Content text, not long reading |
| #C9B751 text on white | 2.02:1 | Fails | Lc 39.2 | Non-text elements, placeholder text |
| #C9B751 text on black | 10.37:1 | AAA | Lc -63.1 | Content text, not long reading |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 300.
-
Step 50
50
#F8F6E9
oklch(97.1% 0.017 99.6)
-
Step 100
100
#EFEBD0
oklch(93.6% 0.036 100.1)
-
Step 200
200
#E4DBA6
oklch(88.6% 0.07 99.6)
-
Step 300
300 (this color)
#C9B751
oklch(77.5% 0.124 99.4)
-
Step 400
400
#B7A100
oklch(70.7% 0.147 99.5)
-
Step 500
500
#9D8A00
oklch(63.1% 0.131 99.5)
-
Step 600
600
#847400
oklch(55.7% 0.116 99.7)
-
Step 700
700
#6F6100
oklch(49.1% 0.102 99.4)
-
Step 800
800
#5B4F00
oklch(42.7% 0.088 99.2)
-
Step 900
900
#4C4200
oklch(37.8% 0.078 99.5)
-
Step 950
950
#2D2700
oklch(27.1% 0.056 100.5)
#C9B751 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #C7B246 | 0.014 |
| Deuteranopia (no green cones) | #CCB956 | 0.008 |
| Tritanopia (no blue cones) | #D7ABA1 | 0.114 |
| Achromatopsia (no color) | #B6B6B6 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9B751
#C9B751
oklch(77.5% 0.124 99.4)
- #A6AEFF
#A6AEFF
oklch(77.6% 0.116 279)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #C9B751, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Khaki #BDB76B ΔE 0.029
- Desert #CCAD60 ΔE 0.035
- Mustard #CEB301 ΔE 0.036
- Dark Yellow #D5B60A ΔE 0.036
- Burnt Yellow #D5AB09 ΔE 0.040
- Olive Yellow #C2B709 ΔE 0.041
- Light Olive #ACBF69 ΔE 0.043
- Mustard Yellow #D2BD0A ΔE 0.044
Use #C9B751 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.