#CBBC1D
Closest named color: Mustard Yellow (#D2BD0A). oklch(78.4% 0.159 103.4), rgb(203, 188, 29).
Aa
Black text reads best on this color (10.75:1).
About this color
#CBBC1D is a light, vivid yellow. In OKLCH its lightness is 78%, its chroma 0.159 and its hue 103°. Its hue sits on the warm side of the wheel. The nearest named color is Mustard Yellow (#D2BD0A), ΔE 0.011 away. Black text reads best on it, at 10.75:1.
| Hue family | Yellows |
| Lightness | light (78%) |
| Chroma | vivid (0.159) |
| Temperature | warm |
| Nearest name | Mustard Yellow (#D2BD0A) |
| Black text | 10.75:1 |
| White text | 1.95:1 |
Values
| HEX | #CBBC1D |
| RGB | rgb(203, 188, 29) |
| HSL | hsl(55, 75%, 45%) |
| OKLCH | oklch(78.4% 0.159 103.4) |
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 #CBBC1D | 1.95:1 | Fails | Lc -41.8 | Non-text elements, placeholder text |
| Black text on #CBBC1D | 10.75:1 | AAA | Lc 66.5 | Content text, not long reading |
| #CBBC1D text on white | 1.95:1 | Fails | Lc 37.4 | Non-text elements, placeholder text |
| #CBBC1D text on black | 10.75:1 | AAA | Lc -65.0 | 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 300.
-
Step 50
50
#F8F6E6
oklch(97% 0.021 101)
-
Step 100
100
#EFECC9
oklch(93.6% 0.046 103.2)
-
Step 200
200
#E3DC98
oklch(88.4% 0.087 103)
-
Step 300
300 (this color)
#CBBC1D
oklch(78.4% 0.159 103.4)
-
Step 400
400
#B1A400
oklch(70.7% 0.149 103.9)
-
Step 500
500
#988C00
oklch(63.1% 0.133 103.5)
-
Step 600
600
#807600
oklch(55.7% 0.117 103.6)
-
Step 700
700
#6B6300
oklch(49.2% 0.104 104)
-
Step 800
800
#585100
oklch(42.8% 0.09 103.8)
-
Step 900
900
#494300
oklch(37.7% 0.08 103.8)
-
Step 950
950
#2B2700
oklch(26.9% 0.057 103.7)
#CBBC1D 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) | #CEB600 | 0.015 |
| Deuteranopia (no green cones) | #D3BD2D | 0.015 |
| Tritanopia (no blue cones) | #DBAEA1 | 0.146 |
| Achromatopsia (no color) | #B9B9B9 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CBBC1D
#CBBC1D
oklch(78.4% 0.159 103.4)
- #AFAFFF
#AFAFFF
oklch(78.4% 0.113 283.5)
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 #CBBC1D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard Yellow #D2BD0A ΔE 0.011
- Dark Yellow #D5B60A ΔE 0.019
- Olive Yellow #C2B709 ΔE 0.020
- Mustard #CEB301 ΔE 0.022
- Burnt Yellow #D5AB09 ΔE 0.044
- Muddy Yellow #BFAC05 ΔE 0.046
- Pea #A4BF20 ΔE 0.055
- Mustard Green #A8B504 ΔE 0.057
Use #CBBC1D 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.