#9B3603
Closest named color: Russet (#A13905). oklch(47.3% 0.145 40.7), rgb(155, 54, 3).
Aa
White text reads best on this color (7.18:1).
About this color
#9B3603 is a medium-dark, vivid orange. In OKLCH its lightness is 47%, its chroma 0.145 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Russet (#A13905), ΔE 0.015 away. White text reads best on it, at 7.18:1.
| Hue family | Oranges |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.145) |
| Temperature | warm |
| Nearest name | Russet (#A13905) |
| Black text | 2.92:1 |
| White text | 7.18:1 |
Values
| HEX | #9B3603 |
| RGB | rgb(155, 54, 3) |
| HSL | hsl(20, 96%, 31%) |
| OKLCH | oklch(47.3% 0.145 40.7) |
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 #9B3603 | 7.18:1 | AAA | Lc -88.9 | Fine for body text |
| Black text on #9B3603 | 2.92:1 | Fails | Lc 20.1 | Dividers and decoration only |
| #9B3603 text on white | 7.18:1 | AAA | Lc 84.0 | Fine for body text |
| #9B3603 text on black | 2.92:1 | Fails | Lc -18.0 | 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 700.
-
Step 50
50
#FBF3F1
oklch(97% 0.009 34.3)
-
Step 100
100
#F7E6E0
oklch(93.7% 0.02 40.5)
-
Step 200
200
#F1D1C6
oklch(88.5% 0.039 39.9)
-
Step 300
300
#E9B29E
oklch(80.9% 0.07 40.9)
-
Step 400
400
#DC8869
oklch(70.8% 0.112 40.9)
-
Step 500
500
#D06740
oklch(63.1% 0.143 40.4)
-
Step 600
600
#BB4B1C
oklch(55.5% 0.156 40.6)
-
Step 700
700 (this color)
#9B3603
oklch(47.3% 0.145 40.7)
-
Step 800
800
#833210
oklch(42.7% 0.12 40.5)
-
Step 900
900
#692D16
oklch(37.6% 0.093 40.5)
-
Step 950
950
#3E1B0E
oklch(27% 0.059 40.5)
#9B3603 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) | #544900 | 0.142 |
| Deuteranopia (no green cones) | #6D6000 | 0.128 |
| Tritanopia (no blue cones) | #AB172E | 0.066 |
| Achromatopsia (no color) | #575757 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9B3603
#9B3603
oklch(47.3% 0.145 40.7)
- #00667E
#00667E
oklch(47.3% 0.087 221.4)
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 #9B3603, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Russet #A13905 ΔE 0.015
- Brick #A03623 ΔE 0.024
- Burnt Red #9F2305 ΔE 0.031
- Brown Red #922B05 ΔE 0.031
- Burnt Umber #A0450E ΔE 0.033
- Rust Red #AA2704 ΔE 0.035
- Rust Brown #8B3103 ΔE 0.036
- Saddle Brown #8B4513 ΔE 0.040
Use #9B3603 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.