#B28000
Closest named color: Mustard Brown (#AC7E04). oklch(63.3% 0.131 81), rgb(178, 128, 0).
Aa
Black text reads best on this color (5.98:1).
About this color
#B28000 is a medium-light, moderately saturated orange. In OKLCH its lightness is 63%, its chroma 0.131 and its hue 81°. Its hue sits on the warm side of the wheel. The nearest named color is Mustard Brown (#AC7E04), ΔE 0.012 away. Black text reads best on it, at 5.98:1.
| Hue family | Oranges |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.131) |
| Temperature | warm |
| Nearest name | Mustard Brown (#AC7E04) |
| Black text | 5.98:1 |
| White text | 3.51:1 |
Values
| HEX | #B28000 |
| RGB | rgb(178, 128, 0) |
| HSL | hsl(43, 100%, 35%) |
| OKLCH | oklch(63.3% 0.131 81) |
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 #B28000 | 3.51:1 | AA large text | Lc -67.9 | Content text, not long reading |
| Black text on #B28000 | 5.98:1 | AA | Lc 41.7 | Non-text elements, placeholder text |
| #B28000 text on white | 3.51:1 | AA large text | Lc 62.4 | Content text, not long reading |
| #B28000 text on black | 5.98:1 | AA | Lc -39.3 | 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
#F8F5EF
oklch(97.1% 0.009 84.6)
-
Step 100
100
#F0E9DC
oklch(93.6% 0.019 83.1)
-
Step 200
200
#E5D7BF
oklch(88.4% 0.036 81.3)
-
Step 300
300
#D6BD92
oklch(80.9% 0.064 81)
-
Step 400
400
#C19A51
oklch(70.7% 0.103 81.5)
-
Step 500
500 (this color)
#B28000
oklch(63.3% 0.131 81)
-
Step 600
600
#956B00
oklch(55.6% 0.115 81.4)
-
Step 700
700
#7E5900
oklch(49% 0.101 80.5)
-
Step 800
800
#674900
oklch(42.7% 0.088 81.6)
-
Step 900
900
#563C00
oklch(37.6% 0.078 81.1)
-
Step 950
950
#342301
oklch(27% 0.055 80.7)
#B28000 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) | #948100 | 0.050 |
| Deuteranopia (no green cones) | #A08E0D | 0.045 |
| Tritanopia (no blue cones) | #C2716C | 0.114 |
| Achromatopsia (no color) | #898989 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B28000
#B28000
oklch(63.3% 0.131 81)
- #5B89D9
#5B89D9
oklch(63.3% 0.131 260.8)
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 #B28000, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard Brown #AC7E04 ΔE 0.012
- Golden Brown #B27A01 ΔE 0.016
- Dark Goldenrod #B8860B ΔE 0.019
- Bronze #A87900 ΔE 0.026
- Dark Mustard #A88905 ΔE 0.027
- Yellowy Brown #AE8B0C ΔE 0.028
- Dark Tan #AF884A ΔE 0.042
- Caramel #AF6F09 ΔE 0.045
Use #B28000 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.