#CDBC33
Closest named color: Mustard Yellow (#D2BD0A). oklch(78.6% 0.149 102), rgb(205, 188, 51).
Aa
Black text reads best on this color (10.83:1).
About this color
#CDBC33 is a light, vivid yellow. In OKLCH its lightness is 79%, its chroma 0.149 and its hue 102°. Its hue sits on the warm side of the wheel. The nearest named color is Mustard Yellow (#D2BD0A), ΔE 0.015 away. Black text reads best on it, at 10.83:1.
| Hue family | Yellows |
| Lightness | light (79%) |
| Chroma | vivid (0.149) |
| Temperature | warm |
| Nearest name | Mustard Yellow (#D2BD0A) |
| Black text | 10.83:1 |
| White text | 1.93:1 |
Values
| HEX | #CDBC33 |
| RGB | rgb(205, 188, 51) |
| HSL | hsl(53, 61%, 50%) |
| OKLCH | oklch(78.6% 0.149 102) |
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 #CDBC33 | 1.93:1 | Fails | Lc -41.4 | Non-text elements, placeholder text |
| Black text on #CDBC33 | 10.83:1 | AAA | Lc 66.9 | Content text, not long reading |
| #CDBC33 text on white | 1.93:1 | Fails | Lc 37.0 | Non-text elements, placeholder text |
| #CDBC33 text on black | 10.83:1 | AAA | Lc -65.4 | 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
#F8F6E7
oklch(97.1% 0.02 100.6)
-
Step 100
100
#EFECCB
oklch(93.7% 0.043 102.9)
-
Step 200
200
#E4DC9C
oklch(88.6% 0.083 101.9)
-
Step 300
300 (this color)
#CDBC33
oklch(78.6% 0.149 102)
-
Step 400
400
#B4A300
oklch(70.8% 0.148 101.9)
-
Step 500
500
#9A8B00
oklch(63% 0.132 101.8)
-
Step 600
600
#817500
oklch(55.6% 0.117 102.3)
-
Step 700
700
#6D6200
oklch(49.1% 0.103 101.8)
-
Step 800
800
#595000
oklch(42.7% 0.089 102)
-
Step 900
900
#4A4200
oklch(37.6% 0.079 101.6)
-
Step 950
950
#2C2700
oklch(27% 0.057 102.1)
#CDBC33 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) | #CEB616 | 0.016 |
| Deuteranopia (no green cones) | #D3BD3D | 0.012 |
| Tritanopia (no blue cones) | #DDAEA2 | 0.138 |
| Achromatopsia (no color) | #BABABA | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDBC33
#CDBC33
oklch(78.6% 0.149 102)
- #AEB1FF
#AEB1FF
oklch(78.7% 0.111 281.8)
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 #CDBC33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard Yellow #D2BD0A ΔE 0.015
- Dark Yellow #D5B60A ΔE 0.019
- Mustard #CEB301 ΔE 0.024
- Olive Yellow #C2B709 ΔE 0.026
- Burnt Yellow #D5AB09 ΔE 0.042
- Muddy Yellow #BFAC05 ΔE 0.049
- Dark Khaki #BDB76B ΔE 0.055
- Macaroni And Cheese #EFB435 ΔE 0.055
Use #CDBC33 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.