#B85A0F
Closest named color: Burnt Siena (#B75203). oklch(57.2% 0.143 51.1), rgb(184, 90, 15).
Aa
White text reads best on this color (4.65:1).
About this color
#B85A0F is a medium-dark, vivid orange. In OKLCH its lightness is 57%, its chroma 0.143 and its hue 51°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Siena (#B75203), ΔE 0.017 away. White text reads best on it, at 4.65:1.
| Hue family | Oranges |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.143) |
| Temperature | warm |
| Nearest name | Burnt Siena (#B75203) |
| Black text | 4.50:1 |
| White text | 4.65:1 |
Values
| HEX | #B85A0F |
| RGB | rgb(184, 90, 15) |
| HSL | hsl(27, 85%, 39%) |
| OKLCH | oklch(57.2% 0.143 51.1) |
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 #B85A0F | 4.65:1 | AA | Lc -77.2 | Fine for body text |
| Black text on #B85A0F | 4.50:1 | AA | Lc 32.3 | Non-text elements, placeholder text |
| #B85A0F text on white | 4.65:1 | AA | Lc 71.8 | Content text, not long reading |
| #B85A0F text on black | 4.50:1 | AA | Lc -29.9 | Dividers and decoration only |
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 600.
-
Step 50
50
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F5E7DF
oklch(93.7% 0.019 52)
-
Step 200
200
#EED3C4
oklch(88.5% 0.037 51)
-
Step 300
300
#E3B59B
oklch(80.8% 0.064 50.9)
-
Step 400
400
#D48D63
oklch(70.6% 0.104 51)
-
Step 500
500
#C76F36
oklch(63.1% 0.132 51)
-
Step 600
600 (this color)
#B85A0F
oklch(57.2% 0.143 51.1)
-
Step 700
700
#974600
oklch(49% 0.128 50.9)
-
Step 800
800
#7D3901
oklch(42.8% 0.111 50.9)
-
Step 900
900
#64320F
oklch(37.6% 0.085 51.4)
-
Step 950
950
#3B1E0B
oklch(27.1% 0.054 51.6)
#B85A0F 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) | #766700 | 0.123 |
| Deuteranopia (no green cones) | #8C7C0B | 0.111 |
| Tritanopia (no blue cones) | #CA444D | 0.087 |
| Achromatopsia (no color) | #747474 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B85A0F
#B85A0F
oklch(57.2% 0.143 51.1)
- #0083B0
#0083B0
oklch(57.2% 0.116 231.5)
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 #B85A0F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Siena #B75203 ΔE 0.017
- Orangey Brown #B16002 ΔE 0.020
- Copper #B66325 ΔE 0.020
- Rust Orange #C45508 ΔE 0.023
- Burnt Orange #C04E01 ΔE 0.026
- Umber #B26400 ΔE 0.027
- Orange Brown #BE6400 ΔE 0.028
- Raw Umber #A75E09 ΔE 0.033
Use #B85A0F 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.