#CDAF00
Closest named color: Mustard (#CEB301). oklch(75.8% 0.156 96.7), rgb(205, 175, 0).
Aa
Black text reads best on this color (9.72:1).
About this color
#CDAF00 is a medium-light, vivid yellow. In OKLCH its lightness is 76%, its chroma 0.156 and its hue 97°. Its hue sits on the warm side of the wheel. The nearest named color is Mustard (#CEB301), ΔE 0.011 away. Black text reads best on it, at 9.72:1.
| Hue family | Yellows |
| Lightness | medium-light (76%) |
| Chroma | vivid (0.156) |
| Temperature | warm |
| Nearest name | Mustard (#CEB301) |
| Black text | 9.72:1 |
| White text | 2.15:1 |
Values
| HEX | #CDAF00 |
| RGB | rgb(205, 175, 0) |
| HSL | hsl(51, 100%, 40%) |
| OKLCH | oklch(75.8% 0.156 96.7) |
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 #CDAF00 | 2.15:1 | Fails | Lc -46.9 | Large or bold text, headings |
| Black text on #CDAF00 | 9.72:1 | AAA | Lc 61.8 | Content text, not long reading |
| #CDAF00 text on white | 2.15:1 | Fails | Lc 42.2 | Non-text elements, placeholder text |
| #CDAF00 text on black | 9.72:1 | AAA | Lc -60.0 | 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 400.
-
Step 50
50
#F8F6EC
oklch(97.2% 0.013 97.4)
-
Step 100
100
#EFEAD5
oklch(93.5% 0.028 95.9)
-
Step 200
200
#E3DAB1
oklch(88.5% 0.055 97.1)
-
Step 300
300
#D2C176
oklch(80.9% 0.097 96.9)
-
Step 400
400 (this color)
#CDAF00
oklch(75.8% 0.156 96.7)
-
Step 500
500
#A08800
oklch(63% 0.13 96.6)
-
Step 600
600
#877200
oklch(55.5% 0.114 96.2)
-
Step 700
700
#716000
oklch(49.1% 0.101 97)
-
Step 800
800
#5D4E00
oklch(42.6% 0.088 96.3)
-
Step 900
900
#4E4100
oklch(37.8% 0.078 96.2)
-
Step 950
950
#2E2600
oklch(27% 0.056 97.1)
#CDAF00 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) | #C3AB00 | 0.019 |
| Deuteranopia (no green cones) | #CAB51B | 0.015 |
| Tritanopia (no blue cones) | #DEA095 | 0.144 |
| Achromatopsia (no color) | #B0B0B0 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDAF00
#CDAF00
oklch(75.8% 0.156 96.7)
- #9CA8FF
#9CA8FF
oklch(75.7% 0.126 277)
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 #CDAF00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard #CEB301 ΔE 0.011
- Burnt Yellow #D5AB09 ΔE 0.016
- Dark Yellow #D5B60A ΔE 0.023
- Muddy Yellow #BFAC05 ΔE 0.024
- Olive Yellow #C2B709 ΔE 0.025
- Goldenrod #DAA520 ΔE 0.035
- Mustard Yellow #D2BD0A ΔE 0.037
- Yellow Ochre #CB9D06 ΔE 0.047
Use #CDAF00 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.