#873703
Closest named color: Rust Brown (#8B3103). oklch(44.1% 0.123 45.7), rgb(135, 55, 3).
Aa
White text reads best on this color (8.14:1).
About this color
#873703 is a dark, moderately saturated brown. In OKLCH its lightness is 44%, its chroma 0.123 and its hue 46°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Brown (#8B3103), ΔE 0.014 away. White text reads best on it, at 8.14:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.123) |
| Temperature | warm |
| Nearest name | Rust Brown (#8B3103) |
| Black text | 2.57:1 |
| White text | 8.14:1 |
Values
| HEX | #873703 |
| RGB | rgb(135, 55, 3) |
| HSL | hsl(24, 96%, 27%) |
| OKLCH | oklch(44.1% 0.123 45.7) |
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 #873703 | 8.14:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #873703 | 2.57:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #873703 text on white | 8.14:1 | AAA | Lc 87.5 | Fine for body text |
| #873703 text on black | 2.57:1 | Fails | Lc -14.7 | Not readable |
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 800.
-
Step 50
50
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F7E6DF
oklch(93.7% 0.021 43.9)
-
Step 200
200
#F1D2C4
oklch(88.6% 0.04 45.8)
-
Step 300
300
#E9B39A
oklch(81% 0.072 46)
-
Step 400
400
#DB8962
oklch(70.7% 0.114 45.8)
-
Step 500
500
#CF6833
oklch(63% 0.146 45.6)
-
Step 600
600
#BA4D00
oklch(55.5% 0.157 45.6)
-
Step 700
700
#9D4000
oklch(49% 0.139 45.7)
-
Step 800
800 (this color)
#873703
oklch(44.1% 0.123 45.7)
-
Step 900
900
#692E0D
oklch(37.7% 0.095 45.9)
-
Step 950
950
#3E1B0A
oklch(26.9% 0.061 44.8)
#873703 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) | #4E4400 | 0.114 |
| Deuteranopia (no green cones) | #625600 | 0.102 |
| Tritanopia (no blue cones) | #95232E | 0.064 |
| Achromatopsia (no color) | #4F4F4F | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #873703
#873703
oklch(44.1% 0.123 45.7)
- #005C76
#005C76
oklch(44.2% 0.084 225.4)
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 #873703, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Brown #8B3103 ΔE 0.014
- Red Brown #8B2E16 ΔE 0.025
- Brown Red #922B05 ΔE 0.030
- Saddle Brown #8B4513 ΔE 0.033
- Milk Chocolate #7F4E1E ΔE 0.053
- Russet #A13905 ΔE 0.054
- Burnt Red #9F2305 ΔE 0.055
- Brick Red #8F1402 ΔE 0.055
Use #873703 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.