#73531B
Closest named color: Medium Brown (#7F5112). oklch(46.6% 0.083 77.7), rgb(115, 83, 27).
Aa
White text reads best on this color (7.04:1).
About this color
#73531B is a medium-dark, moderately saturated brown. In OKLCH its lightness is 47%, its chroma 0.083 and its hue 78°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Brown (#7F5112), ΔE 0.022 away. White text reads best on it, at 7.04:1.
| Hue family | Browns |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.083) |
| Temperature | warm |
| Nearest name | Medium Brown (#7F5112) |
| Black text | 2.98:1 |
| White text | 7.04:1 |
Values
| HEX | #73531B |
| RGB | rgb(115, 83, 27) |
| HSL | hsl(38, 62%, 28%) |
| OKLCH | oklch(46.6% 0.083 77.7) |
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 #73531B | 7.04:1 | AAA | Lc -89.2 | Fine for body text |
| Black text on #73531B | 2.98:1 | Fails | Lc 19.8 | Dividers and decoration only |
| #73531B text on white | 7.04:1 | AAA | Lc 84.3 | Fine for body text |
| #73531B text on black | 2.98:1 | Fails | Lc -17.7 | 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 700.
-
Step 50
50
#F7F5F1
oklch(97.1% 0.006 84.6)
-
Step 100
100
#EEE9E1
oklch(93.6% 0.012 79.8)
-
Step 200
200
#E1D8C9
oklch(88.5% 0.023 80.7)
-
Step 300
300
#CFBEA4
oklch(80.9% 0.04 78.5)
-
Step 400
400
#B79C73
oklch(70.7% 0.064 77.8)
-
Step 500
500
#A5834E
oklch(63.1% 0.082 77.5)
-
Step 600
600
#906C31
oklch(55.5% 0.089 77.4)
-
Step 700
700 (this color)
#73531B
oklch(46.6% 0.083 77.7)
-
Step 800
800
#644A1F
oklch(42.8% 0.069 77.6)
-
Step 900
900
#513E1F
oklch(37.7% 0.053 78.3)
-
Step 950
950
#302413
oklch(27% 0.034 75.2)
#73531B 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) | #5F5413 | 0.038 |
| Deuteranopia (no green cones) | #675C1D | 0.032 |
| Tritanopia (no blue cones) | #7D4A48 | 0.072 |
| Achromatopsia (no color) | #595959 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73531B
#73531B
oklch(46.6% 0.083 77.7)
- #3B5A88
#3B5A88
oklch(46.5% 0.084 258.1)
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 #73531B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Brown #7F5112 ΔE 0.022
- Milk Chocolate #7F4E1E ΔE 0.026
- Mud #735C12 ΔE 0.028
- Olive Brown #645403 ΔE 0.033
- Greeny Brown #696006 ΔE 0.046
- Saddle Brown #8B4513 ΔE 0.054
- Mud Brown #60460F ΔE 0.054
- Dirt Brown #836539 ΔE 0.062
Use #73531B 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.