#A28933
Closest named color: Dark Mustard (#A88905). oklch(63.7% 0.108 92.7), rgb(162, 137, 51).
Aa
Black text reads best on this color (6.16:1).
About this color
#A28933 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 64%, its chroma 0.108 and its hue 93°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Mustard (#A88905), ΔE 0.022 away. Black text reads best on it, at 6.16:1.
| Hue family | Yellows |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.108) |
| Temperature | warm |
| Nearest name | Dark Mustard (#A88905) |
| Black text | 6.16:1 |
| White text | 3.40:1 |
Values
| HEX | #A28933 |
| RGB | rgb(162, 137, 51) |
| HSL | hsl(46, 52%, 42%) |
| OKLCH | oklch(63.7% 0.108 92.7) |
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 #A28933 | 3.40:1 | AA large text | Lc -66.9 | Content text, not long reading |
| Black text on #A28933 | 6.16:1 | AA | Lc 42.6 | Non-text elements, placeholder text |
| #A28933 text on white | 3.40:1 | AA large text | Lc 61.5 | Content text, not long reading |
| #A28933 text on black | 6.16:1 | AA | Lc -40.2 | 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
#EDEADF
oklch(93.6% 0.015 94.2)
-
Step 200
200
#E0D9C4
oklch(88.5% 0.029 91.7)
-
Step 300
300
#CCC09A
oklch(80.8% 0.053 92.6)
-
Step 400
400
#B3A061
oklch(70.8% 0.085 93.2)
-
Step 500
500 (this color)
#A28933
oklch(63.7% 0.108 92.7)
-
Step 600
600
#8B7100
oklch(55.8% 0.114 92.8)
-
Step 700
700
#755E00
oklch(49.1% 0.1 92.1)
-
Step 800
800
#604D00
oklch(42.7% 0.087 92.5)
-
Step 900
900
#4F400B
oklch(37.7% 0.071 92.1)
-
Step 950
950
#2E2609
oklch(27.1% 0.045 93.6)
#A28933 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) | #978728 | 0.021 |
| Deuteranopia (no green cones) | #9E8E37 | 0.014 |
| Tritanopia (no blue cones) | #AF7E77 | 0.099 |
| Achromatopsia (no color) | #8B8B8B | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A28933
#A28933
oklch(63.7% 0.108 92.7)
- #7586CD
#7586CD
oklch(63.6% 0.109 272.7)
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 #A28933, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mustard #A88905 ΔE 0.022
- Yellowy Brown #AE8B0C ΔE 0.027
- Mustard Brown #AC7E04 ΔE 0.032
- Dark Tan #AF884A ΔE 0.034
- Dark Goldenrod #B8860B ΔE 0.037
- Coffee #A6814C ΔE 0.039
- Dark Sand #A88F59 ΔE 0.040
- Bronze #A87900 ΔE 0.041
Use #A28933 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.