#543D41
Closest named color: Purple Brown (#673A3F). oklch(38.7% 0.033 7.1), rgb(84, 61, 65).
Aa
White text reads best on this color (9.90:1).
About this color
#543D41 is a dark, muted red. In OKLCH its lightness is 39%, its chroma 0.033 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.036 away. White text reads best on it, at 9.90:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | muted (0.033) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.12:1 |
| White text | 9.90:1 |
Values
| HEX | #543D41 |
| RGB | rgb(84, 61, 65) |
| HSL | hsl(350, 16%, 28%) |
| OKLCH | oklch(38.7% 0.033 7.1) |
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 #543D41 | 9.90:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #543D41 | 2.12:1 | Fails | Lc 11.0 | Not readable |
| #543D41 text on white | 9.90:1 | AAA | Lc 92.9 | Preferred for body text |
| #543D41 text on black | 2.12:1 | Fails | Lc -9.5 | 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
#F7F4F5
oklch(97% 0.003 354.7)
-
Step 100
100
#EEE8E9
oklch(93.6% 0.007 5.6)
-
Step 200
200
#E2D6D7
oklch(88.6% 0.013 11.6)
-
Step 300
300
#D0BABE
oklch(80.9% 0.026 5.2)
-
Step 400
400
#B7979C
oklch(70.7% 0.039 7.5)
-
Step 500
500
#A57D84
oklch(63.1% 0.051 6.9)
-
Step 600
600
#90666E
oklch(55.6% 0.055 6.4)
-
Step 700
700
#7A555C
oklch(49.1% 0.05 6.6)
-
Step 800
800
#64454B
oklch(42.7% 0.044 6.3)
-
Step 900
900 (this color)
#543D41
oklch(38.7% 0.033 7.1)
-
Step 950
950
#302225
oklch(27% 0.022 4.4)
#543D41 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) | #404141 | 0.036 |
| Deuteranopia (no green cones) | #464541 | 0.033 |
| Tritanopia (no blue cones) | #583B3E | 0.009 |
| Achromatopsia (no color) | #434343 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #543D41
#543D41
oklch(38.7% 0.033 7.1)
- #2F4A47
#2F4A47
oklch(38.6% 0.033 187.1)
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 #543D41, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.036
- Charcoal Grey #3C4142 ΔE 0.042
- Onyx #343A40 ΔE 0.058
- Brownish Purple #76424E ΔE 0.071
- Dark Slate Gray #2F4F4F ΔE 0.072
- Charcoal #264653 ΔE 0.073
- Dark Grey Blue #29465B ΔE 0.075
- Mud Brown #60460F ΔE 0.079
Use #543D41 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.