#B8591A
Closest named color: Burnt Siena (#B75203). oklch(57.1% 0.142 48.8), rgb(184, 89, 26).
Aa
White text reads best on this color (4.68:1).
About this color
#B8591A is a medium-dark, vivid orange. In OKLCH its lightness is 57%, its chroma 0.142 and its hue 49°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Siena (#B75203), ΔE 0.016 away. White text reads best on it, at 4.68:1.
| Hue family | Oranges |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.142) |
| Temperature | warm |
| Nearest name | Burnt Siena (#B75203) |
| Black text | 4.48:1 |
| White text | 4.68:1 |
Values
| HEX | #B8591A |
| RGB | rgb(184, 89, 26) |
| HSL | hsl(24, 75%, 41%) |
| OKLCH | oklch(57.1% 0.142 48.8) |
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 #B8591A | 4.68:1 | AA | Lc -77.4 | Fine for body text |
| Black text on #B8591A | 4.48:1 | AA large text | Lc 32.1 | Non-text elements, placeholder text |
| #B8591A text on white | 4.68:1 | AA | Lc 72.0 | Content text, not long reading |
| #B8591A text on black | 4.48:1 | AA large text | Lc -29.7 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F5E7DF
oklch(93.7% 0.019 52)
-
Step 200
200
#EED3C5
oklch(88.6% 0.036 49.2)
-
Step 300
300
#E4B59D
oklch(80.9% 0.064 48.4)
-
Step 400
400
#D48D67
oklch(70.7% 0.101 48.7)
-
Step 500
500
#C76E3B
oklch(63% 0.13 48.6)
-
Step 600
600 (this color)
#B8591A
oklch(57.1% 0.142 48.8)
-
Step 700
700
#9A4401
oklch(49.2% 0.132 48.6)
-
Step 800
800
#7D3909
oklch(42.8% 0.109 49)
-
Step 900
900
#653213
oklch(37.8% 0.085 48.9)
-
Step 950
950
#3B1D0D
oklch(26.9% 0.054 47.4)
#B8591A 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) | #74670D | 0.127 |
| Deuteranopia (no green cones) | #8B7C17 | 0.114 |
| Tritanopia (no blue cones) | #CA434D | 0.082 |
| Achromatopsia (no color) | #747474 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B8591A
#B8591A
oklch(57.1% 0.142 48.8)
- #0083AC
#0083AC
oklch(57% 0.112 229)
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 #B8591A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Siena #B75203 ΔE 0.016
- Copper #B66325 ΔE 0.021
- Rust Orange #C45508 ΔE 0.022
- Burnt Orange #C04E01 ΔE 0.024
- Orangey Brown #B16002 ΔE 0.024
- Brick Orange #C14A09 ΔE 0.031
- Umber #B26400 ΔE 0.031
- Orange Brown #BE6400 ΔE 0.032
Use #B8591A 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.