#A28A2B
Closest named color: Dark Mustard (#A88905). oklch(63.8% 0.114 94.5), rgb(162, 138, 43).
Aa
Black text reads best on this color (6.20:1).
About this color
#A28A2B is a medium-light, moderately saturated yellow. In OKLCH its lightness is 64%, its chroma 0.114 and its hue 94°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Mustard (#A88905), ΔE 0.016 away. Black text reads best on it, at 6.20:1.
| Hue family | Yellows |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.114) |
| Temperature | warm |
| Nearest name | Dark Mustard (#A88905) |
| Black text | 6.20:1 |
| White text | 3.38:1 |
Values
| HEX | #A28A2B |
| RGB | rgb(162, 138, 43) |
| HSL | hsl(48, 58%, 40%) |
| OKLCH | oklch(63.8% 0.114 94.5) |
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 #A28A2B | 3.38:1 | AA large text | Lc -66.7 | Content text, not long reading |
| Black text on #A28A2B | 6.20:1 | AA | Lc 42.9 | Non-text elements, placeholder text |
| #A28A2B text on white | 3.38:1 | AA large text | Lc 61.2 | Content text, not long reading |
| #A28A2B text on black | 6.20:1 | AA | Lc -40.5 | 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
#EDEADE
oklch(93.6% 0.016 95.2)
-
Step 200
200
#DFD9C3
oklch(88.4% 0.03 94.4)
-
Step 300
300
#CCC198
oklch(81% 0.056 94.8)
-
Step 400
400
#B2A05D
oklch(70.7% 0.09 94.8)
-
Step 500
500 (this color)
#A28A2B
oklch(63.8% 0.114 94.5)
-
Step 600
600
#897100
oklch(55.5% 0.114 94.1)
-
Step 700
700
#735F00
oklch(49.1% 0.101 94.6)
-
Step 800
800
#5E4E00
oklch(42.8% 0.088 95.4)
-
Step 900
900
#4E4004
oklch(37.5% 0.075 94.3)
-
Step 950
950
#2E2607
oklch(27% 0.048 94.5)
#A28A2B 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) | #99871C | 0.020 |
| Deuteranopia (no green cones) | #9F8F30 | 0.013 |
| Tritanopia (no blue cones) | #AF7F77 | 0.105 |
| Achromatopsia (no color) | #8C8C8C | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A28A2B
#A28A2B
oklch(63.8% 0.114 94.5)
- #7785D1
#7785D1
oklch(63.8% 0.115 274.7)
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 #A28A2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mustard #A88905 ΔE 0.016
- Yellowy Brown #AE8B0C ΔE 0.023
- Mustard Brown #AC7E04 ΔE 0.032
- Dark Goldenrod #B8860B ΔE 0.036
- Dark Tan #AF884A ΔE 0.039
- Bronze #A87900 ΔE 0.043
- Golden Brown #B27A01 ΔE 0.044
- Dark Gold #B59410 ΔE 0.045
Use #A28A2B 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.