#57443B
Closest named color: Purple Brown (#673A3F). oklch(40.4% 0.03 46.7), rgb(87, 68, 59).
Aa
White text reads best on this color (9.14:1).
About this color
#57443B is a dark, muted brown. In OKLCH its lightness is 40%, its chroma 0.030 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.042 away. White text reads best on it, at 9.14:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | muted (0.030) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.29:1 |
| White text | 9.14:1 |
Values
| HEX | #57443B |
| RGB | rgb(87, 68, 59) |
| HSL | hsl(19, 19%, 29%) |
| OKLCH | oklch(40.4% 0.03 46.7) |
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 #57443B | 9.14:1 | AAA | Lc -95.4 | Preferred for body text |
| Black text on #57443B | 2.29:1 | Fails | Lc 12.9 | Not readable |
| #57443B text on white | 9.14:1 | AAA | Lc 91.1 | Preferred for body text |
| #57443B text on black | 2.29:1 | Fails | Lc -11.3 | 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
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EDE9E7
oklch(93.7% 0.005 48.7)
-
Step 200
200
#DFD7D4
oklch(88.5% 0.01 41.9)
-
Step 300
300
#CBBDB7
oklch(80.8% 0.018 44.8)
-
Step 400
400
#B09C92
oklch(70.7% 0.028 48.3)
-
Step 500
500
#9D8377
oklch(63.1% 0.037 46.2)
-
Step 600
600
#876D60
oklch(55.6% 0.039 48)
-
Step 700
700
#735B4F
oklch(49.2% 0.037 48)
-
Step 800
800 (this color)
#57443B
oklch(40.4% 0.03 46.7)
-
Step 900
900
#4D3E37
oklch(37.8% 0.024 46.4)
-
Step 950
950
#2D2420
oklch(26.9% 0.016 45.3)
#57443B 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) | #49463A | 0.025 |
| Deuteranopia (no green cones) | #4D4A3B | 0.024 |
| Tritanopia (no blue cones) | #5C4142 | 0.019 |
| Achromatopsia (no color) | #484848 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57443B
#57443B
oklch(40.4% 0.03 46.7)
- #374C56
#374C56
oklch(40.3% 0.031 228.9)
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 #57443B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.042
- Charcoal Grey #3C4142 ΔE 0.050
- Mud Brown #60460F ΔE 0.056
- Dark Slate Gray #2F4F4F ΔE 0.066
- Brownish Purple #76424E ΔE 0.068
- Onyx #343A40 ΔE 0.073
- Green Brown #544E03 ΔE 0.076
- Charcoal #264653 ΔE 0.079
Use #57443B 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.