#81543B
Closest named color: Milk Chocolate (#7F4E1E). oklch(49% 0.071 49.5), rgb(129, 84, 59).
Aa
White text reads best on this color (6.43:1).
About this color
#81543B is a medium-dark, moderately saturated brown. In OKLCH its lightness is 49%, its chroma 0.071 and its hue 50°. Its hue sits on the warm side of the wheel. The nearest named color is Milk Chocolate (#7F4E1E), ΔE 0.032 away. White text reads best on it, at 6.43:1.
| Hue family | Browns |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.071) |
| Temperature | warm |
| Nearest name | Milk Chocolate (#7F4E1E) |
| Black text | 3.26:1 |
| White text | 6.43:1 |
Values
| HEX | #81543B |
| RGB | rgb(129, 84, 59) |
| HSL | hsl(21, 37%, 37%) |
| OKLCH | oklch(49% 0.071 49.5) |
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 #81543B | 6.43:1 | AA | Lc -86.9 | Fine for body text |
| Black text on #81543B | 3.26:1 | AA large text | Lc 22.3 | Dividers and decoration only |
| #81543B text on white | 6.43:1 | AA | Lc 81.8 | Fine for body text |
| #81543B text on black | 3.26:1 | AA large text | Lc -20.1 | 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
#F8F5F3
oklch(97.2% 0.004 56.4)
-
Step 100
100
#F0E8E4
oklch(93.6% 0.01 48.6)
-
Step 200
200
#E4D6CE
oklch(88.5% 0.019 51.9)
-
Step 300
300
#D4BBAD
oklch(81% 0.035 51.2)
-
Step 400
400
#BE9782
oklch(70.7% 0.056 49.7)
-
Step 500
500
#AD7D63
oklch(63.1% 0.071 49.5)
-
Step 600
600
#98664A
oklch(55.7% 0.077 49.9)
-
Step 700
700 (this color)
#81543B
oklch(49% 0.071 49.5)
-
Step 800
800
#694531
oklch(42.6% 0.059 49.7)
-
Step 900
900
#563A2B
oklch(37.7% 0.047 49)
-
Step 950
950
#32221A
oklch(26.9% 0.029 47.6)
#81543B 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) | #605939 | 0.059 |
| Deuteranopia (no green cones) | #6B623B | 0.053 |
| Tritanopia (no blue cones) | #8C4C4E | 0.045 |
| Achromatopsia (no color) | #5F5F5F | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81543B
#81543B
oklch(49% 0.071 49.5)
- #306881
#306881
oklch(49% 0.071 229.8)
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 #81543B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Milk Chocolate #7F4E1E ΔE 0.032
- Cocoa #875F42 ΔE 0.032
- Medium Brown #7F5112 ΔE 0.040
- Saddle Brown #8B4513 ΔE 0.045
- Dirt Brown #836539 ΔE 0.049
- Warm Brown #964E02 ΔE 0.053
- Dark Taupe #7F684E ΔE 0.053
- Sepia #985E2B ΔE 0.057
Use #81543B 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.