#D1C428
Closest named color: Mustard Yellow (#D2BD0A). oklch(80.6% 0.161 104.3), rgb(209, 196, 40).
Aa
Black text reads best on this color (11.63:1).
About this color
#D1C428 is a light, vivid yellow. In OKLCH its lightness is 81%, its chroma 0.161 and its hue 104°. Its hue sits on the warm side of the wheel. The nearest named color is Mustard Yellow (#D2BD0A), ΔE 0.017 away. Black text reads best on it, at 11.63:1.
| Hue family | Yellows |
| Lightness | light (81%) |
| Chroma | vivid (0.161) |
| Temperature | warm |
| Nearest name | Mustard Yellow (#D2BD0A) |
| Black text | 11.63:1 |
| White text | 1.80:1 |
Values
| HEX | #D1C428 |
| RGB | rgb(209, 196, 40) |
| HSL | hsl(55, 68%, 49%) |
| OKLCH | oklch(80.6% 0.161 104.3) |
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 #D1C428 | 1.80:1 | Fails | Lc -37.4 | Non-text elements, placeholder text |
| Black text on #D1C428 | 11.63:1 | AAA | Lc 70.5 | Content text, not long reading |
| #D1C428 text on white | 1.80:1 | Fails | Lc 33.4 | Non-text elements, placeholder text |
| #D1C428 text on black | 11.63:1 | AAA | Lc -69.3 | 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
#F7F7E6
oklch(97.2% 0.022 106.8)
-
Step 100
100
#EEECC9
oklch(93.6% 0.046 104.6)
-
Step 200
200
#E2DD97
oklch(88.5% 0.09 104.6)
-
Step 300
300 (this color)
#D1C428
oklch(80.6% 0.161 104.3)
-
Step 400
400
#B0A400
oklch(70.6% 0.149 104.3)
-
Step 500
500
#978D00
oklch(63.2% 0.134 104.6)
-
Step 600
600
#7F7600
oklch(55.6% 0.118 104.3)
-
Step 700
700
#6B6300
oklch(49.2% 0.104 104)
-
Step 800
800
#575100
oklch(42.7% 0.09 104.7)
-
Step 900
900
#494300
oklch(37.7% 0.08 103.8)
-
Step 950
950
#2B2700
oklch(26.9% 0.057 103.7)
#D1C428 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) | #D6BD00 | 0.018 |
| Deuteranopia (no green cones) | #DAC436 | 0.016 |
| Tritanopia (no blue cones) | #E1B6A8 | 0.147 |
| Achromatopsia (no color) | #C1C1C1 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #D1C428
#D1C428
oklch(80.6% 0.161 104.3)
- #B8B7FF
#B8B7FF
oklch(80.6% 0.101 284.5)
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 #D1C428, closest first.
No curated palette has a color within ΔE 0.04 of #D1C428.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard Yellow #D2BD0A ΔE 0.017
- Dark Yellow #D5B60A ΔE 0.034
- Olive Yellow #C2B709 ΔE 0.042
- Mustard #CEB301 ΔE 0.043
- Golden #F5BF03 ΔE 0.053
- Greenish Beige #C9D179 ΔE 0.060
- Golden Rod #F9BC08 ΔE 0.061
- Macaroni And Cheese #EFB435 ΔE 0.062
Use #D1C428 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.