#A28631
Closest named color: Dark Mustard (#A88905). oklch(63% 0.108 90.5), rgb(162, 134, 49).
Aa
Black text reads best on this color (5.99:1).
About this color
#A28631 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 63%, its chroma 0.108 and its hue 90°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Mustard (#A88905), ΔE 0.025 away. Black text reads best on it, at 5.99:1.
| Hue family | Yellows |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.108) |
| Temperature | warm |
| Nearest name | Dark Mustard (#A88905) |
| Black text | 5.99:1 |
| White text | 3.50:1 |
Values
| HEX | #A28631 |
| RGB | rgb(162, 134, 49) |
| HSL | hsl(45, 54%, 41%) |
| OKLCH | oklch(63% 0.108 90.5) |
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 #A28631 | 3.50:1 | AA large text | Lc -68.0 | Content text, not long reading |
| Black text on #A28631 | 5.99:1 | AA | Lc 41.6 | Non-text elements, placeholder text |
| #A28631 text on white | 3.50:1 | AA large text | Lc 62.5 | Content text, not long reading |
| #A28631 text on black | 5.99:1 | AA | Lc -39.2 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F7F5F0
oklch(97% 0.007 88.6)
-
Step 100
100
#EEEADF
oklch(93.7% 0.015 90.2)
-
Step 200
200
#E0D9C4
oklch(88.5% 0.029 91.7)
-
Step 300
300
#CDC09A
oklch(80.9% 0.053 91.4)
-
Step 400
400
#B59F62
oklch(70.8% 0.084 90.3)
-
Step 500
500 (this color)
#A28631
oklch(63% 0.108 90.5)
-
Step 600
600
#8D6F00
oklch(55.5% 0.113 89.9)
-
Step 700
700
#765D00
oklch(49% 0.1 90.4)
-
Step 800
800
#614C00
oklch(42.6% 0.087 90.4)
-
Step 900
900
#50400B
oklch(37.8% 0.071 90.9)
-
Step 950
950
#2F250A
oklch(26.9% 0.044 88.7)
#A28631 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) | #958426 | 0.025 |
| Deuteranopia (no green cones) | #9C8C35 | 0.017 |
| Tritanopia (no blue cones) | #AF7B74 | 0.097 |
| Achromatopsia (no color) | #898989 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A28631
#A28631
oklch(63% 0.108 90.5)
- #7085CB
#7085CB
oklch(63% 0.109 270.4)
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 #A28631, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mustard #A88905 ΔE 0.025
- Mustard Brown #AC7E04 ΔE 0.026
- Yellowy Brown #AE8B0C ΔE 0.031
- Dark Tan #AF884A ΔE 0.034
- Bronze #A87900 ΔE 0.034
- Coffee #A6814C ΔE 0.035
- Golden Brown #B27A01 ΔE 0.037
- Dark Goldenrod #B8860B ΔE 0.038
Use #A28631 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.