#873A19
Closest named color: Rust Brown (#8B3103). oklch(44.7% 0.115 41.8), rgb(135, 58, 25).
Aa
White text reads best on this color (7.92:1).
About this color
#873A19 is a dark, moderately saturated brown. In OKLCH its lightness is 45%, its chroma 0.115 and its hue 42°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Brown (#8B3103), ΔE 0.019 away. White text reads best on it, at 7.92:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.115) |
| Temperature | warm |
| Nearest name | Rust Brown (#8B3103) |
| Black text | 2.64:1 |
| White text | 7.92:1 |
Values
| HEX | #873A19 |
| RGB | rgb(135, 58, 25) |
| HSL | hsl(18, 69%, 31%) |
| OKLCH | oklch(44.7% 0.115 41.8) |
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 #873A19 | 7.92:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #873A19 | 2.64:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #873A19 text on white | 7.92:1 | AAA | Lc 86.9 | Fine for body text |
| #873A19 text on black | 2.64:1 | Fails | Lc -15.2 | 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 800.
-
Step 50
50
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F6E6E0
oklch(93.6% 0.019 41.8)
-
Step 200
200
#F0D2C6
oklch(88.6% 0.038 43.1)
-
Step 300
300
#E7B39F
oklch(80.9% 0.067 42)
-
Step 400
400
#D9896B
oklch(70.6% 0.107 41.3)
-
Step 500
500
#CD6942
oklch(63.1% 0.138 41.3)
-
Step 600
600
#B84E1F
oklch(55.5% 0.149 41.8)
-
Step 700
700
#9E3E11
oklch(49% 0.139 41.6)
-
Step 800
800 (this color)
#873A19
oklch(44.7% 0.115 41.8)
-
Step 900
900
#682F17
oklch(37.8% 0.089 42.2)
-
Step 950
950
#3D1C0F
oklch(27% 0.056 41.6)
#873A19 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) | #504615 | 0.109 |
| Deuteranopia (no green cones) | #625817 | 0.101 |
| Tritanopia (no blue cones) | #952933 | 0.056 |
| Achromatopsia (no color) | #515151 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #873A19
#873A19
oklch(44.7% 0.115 41.8)
- #005E75
#005E75
oklch(44.7% 0.083 222)
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 #873A19, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Brown #8B3103 ΔE 0.019
- Red Brown #8B2E16 ΔE 0.024
- Saddle Brown #8B4513 ΔE 0.030
- Brown Red #922B05 ΔE 0.031
- Milk Chocolate #7F4E1E ΔE 0.049
- Brick #A03623 ΔE 0.052
- Russet #A13905 ΔE 0.052
- Burnt Red #9F2305 ΔE 0.054
Use #873A19 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.