#CDAE00
Closest named color: Mustard (#CEB301). oklch(75.5% 0.155 96.2), rgb(205, 174, 0).
Aa
Black text reads best on this color (9.65:1).
About this color
#CDAE00 is a medium-light, vivid yellow. In OKLCH its lightness is 76%, its chroma 0.155 and its hue 96°. Its hue sits on the warm side of the wheel. The nearest named color is Mustard (#CEB301), ΔE 0.013 away. Black text reads best on it, at 9.65:1.
| Hue family | Yellows |
| Lightness | medium-light (76%) |
| Chroma | vivid (0.155) |
| Temperature | warm |
| Nearest name | Mustard (#CEB301) |
| Black text | 9.65:1 |
| White text | 2.17:1 |
Values
| HEX | #CDAE00 |
| RGB | rgb(205, 174, 0) |
| HSL | hsl(51, 100%, 40%) |
| OKLCH | oklch(75.5% 0.155 96.2) |
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 #CDAE00 | 2.17:1 | Fails | Lc -47.3 | Large or bold text, headings |
| Black text on #CDAE00 | 9.65:1 | AAA | Lc 61.4 | Content text, not long reading |
| #CDAE00 text on white | 2.17:1 | Fails | Lc 42.6 | Non-text elements, placeholder text |
| #CDAE00 text on black | 9.65:1 | AAA | Lc -59.6 | Large or bold text, headings |
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
#E3DAB2
oklch(88.5% 0.054 96.8)
-
Step 300
300
#D3C176
oklch(80.9% 0.097 96.3)
-
Step 400
400 (this color)
#CDAE00
oklch(75.5% 0.155 96.2)
-
Step 500
500
#A18800
oklch(63.1% 0.13 96)
-
Step 600
600
#877200
oklch(55.5% 0.114 96.2)
-
Step 700
700
#726000
oklch(49.2% 0.101 96.3)
-
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)
#CDAE00 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) | #C2AA00 | 0.021 |
| Deuteranopia (no green cones) | #CAB41B | 0.015 |
| Tritanopia (no blue cones) | #DE9F94 | 0.143 |
| Achromatopsia (no color) | #B0B0B0 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDAE00
#CDAE00
oklch(75.5% 0.155 96.2)
- #9AA8FF
#9AA8FF
oklch(75.5% 0.126 276)
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 #CDAE00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard #CEB301 ΔE 0.013
- Burnt Yellow #D5AB09 ΔE 0.015
- Muddy Yellow #BFAC05 ΔE 0.023
- Dark Yellow #D5B60A ΔE 0.025
- Olive Yellow #C2B709 ΔE 0.027
- Goldenrod #DAA520 ΔE 0.033
- Mustard Yellow #D2BD0A ΔE 0.040
- Yellow Ochre #CB9D06 ΔE 0.044
Use #CDAE00 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.