#B28017
Closest named color: Mustard Brown (#AC7E04). oklch(63.4% 0.125 79.5), rgb(178, 128, 23).
Aa
Black text reads best on this color (5.99:1).
About this color
#B28017 is a medium-light, moderately saturated orange. In OKLCH its lightness is 63%, its chroma 0.125 and its hue 79°. Its hue sits on the warm side of the wheel. The nearest named color is Mustard Brown (#AC7E04), ΔE 0.014 away. Black text reads best on it, at 5.99:1.
| Hue family | Oranges |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.125) |
| Temperature | warm |
| Nearest name | Mustard Brown (#AC7E04) |
| Black text | 5.99:1 |
| White text | 3.50:1 |
Values
| HEX | #B28017 |
| RGB | rgb(178, 128, 23) |
| HSL | hsl(41, 77%, 39%) |
| OKLCH | oklch(63.4% 0.125 79.5) |
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 #B28017 | 3.50:1 | AA large text | Lc -67.8 | Content text, not long reading |
| Black text on #B28017 | 5.99:1 | AA | Lc 41.7 | Non-text elements, placeholder text |
| #B28017 text on white | 3.50:1 | AA large text | Lc 62.4 | Content text, not long reading |
| #B28017 text on black | 5.99:1 | 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
#F0E9DD
oklch(93.6% 0.018 81.3)
-
Step 200
200
#E5D7C1
oklch(88.5% 0.033 79.3)
-
Step 300
300
#D6BD94
oklch(81% 0.062 79.9)
-
Step 400
400
#C19956
oklch(70.6% 0.098 79)
-
Step 500
500 (this color)
#B28017
oklch(63.4% 0.125 79.5)
-
Step 600
600
#976A00
oklch(55.7% 0.116 79.3)
-
Step 700
700
#7F5900
oklch(49.2% 0.102 79.8)
-
Step 800
800
#684800
oklch(42.6% 0.088 79.5)
-
Step 900
900
#573C00
oklch(37.7% 0.078 80.1)
-
Step 950
950
#342304
oklch(27% 0.051 78.6)
#B28017 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) | #938200 | 0.054 |
| Deuteranopia (no green cones) | #9F8E1D | 0.046 |
| Tritanopia (no blue cones) | #C2726D | 0.108 |
| Achromatopsia (no color) | #898989 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B28017
#B28017
oklch(63.4% 0.125 79.5)
- #5B8AD5
#5B8AD5
oklch(63.3% 0.125 259.4)
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 #B28017, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard Brown #AC7E04 ΔE 0.014
- Golden Brown #B27A01 ΔE 0.015
- Dark Goldenrod #B8860B ΔE 0.020
- Bronze #A87900 ΔE 0.027
- Dark Mustard #A88905 ΔE 0.030
- Yellowy Brown #AE8B0C ΔE 0.030
- Dark Tan #AF884A ΔE 0.037
- Coffee #A6814C ΔE 0.043
Use #B28017 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.