#B75325
Closest named color: Burnt Siena (#B75203). oklch(56.1% 0.142 42.9), rgb(183, 83, 37).
Aa
White text reads best on this color (4.90:1).
About this color
#B75325 is a medium-dark, vivid orange. In OKLCH its lightness is 56%, its chroma 0.142 and its hue 43°. 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 4.90:1.
| Hue family | Oranges |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.142) |
| Temperature | warm |
| Nearest name | Burnt Siena (#B75203) |
| Black text | 4.27:1 |
| White text | 4.90:1 |
Values
| HEX | #B75325 |
| RGB | rgb(183, 83, 37) |
| HSL | hsl(19, 66%, 43%) |
| OKLCH | oklch(56.1% 0.142 42.9) |
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 #B75325 | 4.90:1 | AA | Lc -78.8 | Fine for body text |
| Black text on #B75325 | 4.27:1 | AA large text | Lc 30.7 | Non-text elements, placeholder text |
| #B75325 text on white | 4.90:1 | AA | Lc 73.4 | Content text, not long reading |
| #B75325 text on black | 4.27:1 | AA large text | Lc -28.3 | 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
#F5E6E0
oklch(93.5% 0.018 43.2)
-
Step 200
200
#EFD2C7
oklch(88.5% 0.036 41.9)
-
Step 300
300
#E5B4A0
oklch(80.9% 0.064 43.3)
-
Step 400
400
#D78B6C
oklch(70.8% 0.103 42.9)
-
Step 500
500
#CA6C44
oklch(63.2% 0.131 43)
-
Step 600
600 (this color)
#B75325
oklch(56.1% 0.142 42.9)
-
Step 700
700
#9C4115
oklch(49.1% 0.133 42.7)
-
Step 800
800
#7E3615
oklch(42.6% 0.109 42.7)
-
Step 900
900
#663019
oklch(37.7% 0.085 42.6)
-
Step 950
950
#3C1D0F
oklch(27.1% 0.054 44.2)
#B75325 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) | #6F631F | 0.135 |
| Deuteranopia (no green cones) | #877922 | 0.123 |
| Tritanopia (no blue cones) | #C93D4A | 0.072 |
| Achromatopsia (no color) | #717171 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B75325
#B75325
oklch(56.1% 0.142 42.9)
- #0082A1
#0082A1
oklch(56.3% 0.104 222.3)
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 #B75325, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Siena #B75203 ΔE 0.016
- Burnt Orange #C04E01 ΔE 0.021
- Brick Orange #C14A09 ΔE 0.024
- Rust Orange #C45508 ΔE 0.029
- Cinnamon #AC4F06 ΔE 0.029
- Copper #B66325 ΔE 0.037
- Sinopia #BB3E03 ΔE 0.038
- Orangey Brown #B16002 ΔE 0.040
Use #B75325 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.