#D4C40B
Closest named color: Mustard Yellow (#D2BD0A). oklch(80.8% 0.169 103.5), rgb(212, 196, 11).
Aa
Black text reads best on this color (11.70:1).
About this color
#D4C40B is a light, vivid yellow. In OKLCH its lightness is 81%, its chroma 0.169 and its hue 104°. Its hue sits on the warm side of the wheel. The nearest named color is Mustard Yellow (#D2BD0A), ΔE 0.018 away. Black text reads best on it, at 11.70:1.
| Hue family | Yellows |
| Lightness | light (81%) |
| Chroma | vivid (0.169) |
| Temperature | warm |
| Nearest name | Mustard Yellow (#D2BD0A) |
| Black text | 11.70:1 |
| White text | 1.79:1 |
Values
| HEX | #D4C40B |
| RGB | rgb(212, 196, 11) |
| HSL | hsl(55, 90%, 44%) |
| OKLCH | oklch(80.8% 0.169 103.5) |
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 #D4C40B | 1.79:1 | Fails | Lc -37.1 | Non-text elements, placeholder text |
| Black text on #D4C40B | 11.70:1 | AAA | Lc 70.8 | Content text, not long reading |
| #D4C40B text on white | 1.79:1 | Fails | Lc 33.0 | Non-text elements, placeholder text |
| #D4C40B text on black | 11.70:1 | AAA | Lc -69.6 | 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
#F8F7E5
oklch(97.2% 0.024 104.2)
-
Step 100
100
#EFECC7
oklch(93.6% 0.049 103.5)
-
Step 200
200
#E3DD93
oklch(88.5% 0.094 104.2)
-
Step 300
300 (this color)
#D4C40B
oklch(80.8% 0.169 103.5)
-
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)
#D4C40B 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) | #D7BD00 | 0.018 |
| Deuteranopia (no green cones) | #DCC526 | 0.015 |
| Tritanopia (no blue cones) | #E5B5A7 | 0.155 |
| Achromatopsia (no color) | #C1C1C1 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D4C40B
#D4C40B
oklch(80.8% 0.169 103.5)
- #B7B8FF
#B7B8FF
oklch(80.8% 0.1 283.3)
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 #D4C40B, closest first.
No curated palette has a color within ΔE 0.04 of #D4C40B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard Yellow #D2BD0A ΔE 0.018
- Dark Yellow #D5B60A ΔE 0.036
- Olive Yellow #C2B709 ΔE 0.045
- Mustard #CEB301 ΔE 0.045
- Golden #F5BF03 ΔE 0.051
- Golden Rod #F9BC08 ΔE 0.059
- Marigold #FCC006 ΔE 0.061
- Macaroni And Cheese #EFB435 ΔE 0.063
Use #D4C40B 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.