#543C2B
Closest named color: Charcoal Grey (#3C4142). oklch(37.8% 0.044 56.3), rgb(84, 60, 43).
Aa
White text reads best on this color (10.20:1).
About this color
#543C2B is a dark, muted brown. In OKLCH its lightness is 38%, its chroma 0.044 and its hue 56°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.050 away. White text reads best on it, at 10.20:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | muted (0.044) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.05:1 |
| White text | 10.20:1 |
Values
| HEX | #543C2B |
| RGB | rgb(84, 60, 43) |
| HSL | hsl(25, 32%, 25%) |
| OKLCH | oklch(37.8% 0.044 56.3) |
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 #543C2B | 10.20:1 | AAA | Lc -97.7 | Preferred for body text |
| Black text on #543C2B | 2.05:1 | Fails | Lc 10.3 | Not readable |
| #543C2B text on white | 10.20:1 | AAA | Lc 93.6 | Preferred for body text |
| #543C2B text on black | 2.05:1 | Fails | Lc -8.9 | 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 900.
-
Step 50
50
#F8F5F3
oklch(97.2% 0.004 56.4)
-
Step 100
100
#EFE8E4
oklch(93.5% 0.009 52.1)
-
Step 200
200
#E3D6CE
oklch(88.4% 0.018 54)
-
Step 300
300
#D2BCAD
oklch(81% 0.033 56.5)
-
Step 400
400
#BB9981
oklch(70.8% 0.053 56.9)
-
Step 500
500
#A97F62
oklch(63% 0.067 55.8)
-
Step 600
600
#946849
oklch(55.6% 0.072 55.8)
-
Step 700
700
#7E573A
oklch(49.2% 0.067 57.1)
-
Step 800
800
#674730
oklch(42.8% 0.056 56.3)
-
Step 900
900 (this color)
#543C2B
oklch(37.8% 0.044 56.3)
-
Step 950
950
#312319
oklch(27% 0.028 56.8)
#543C2B 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) | #433E2A | 0.032 |
| Deuteranopia (no green cones) | #49432B | 0.028 |
| Tritanopia (no blue cones) | #5B3738 | 0.032 |
| Achromatopsia (no color) | #414141 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #543C2B
#543C2B
oklch(37.8% 0.044 56.3)
- #2A4656
#2A4656
oklch(37.9% 0.044 234.6)
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 #543C2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.050
- Purple Brown #673A3F ΔE 0.051
- Mud Brown #60460F ΔE 0.054
- Onyx #343A40 ΔE 0.066
- Chestnut #742802 ΔE 0.075
- Dark Olive #373E02 ΔE 0.076
- Green Brown #544E03 ΔE 0.076
- Dark Slate Gray #2F4F4F ΔE 0.080
Use #543C2B 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.