#543943
Closest named color: Purple Brown (#673A3F). oklch(37.9% 0.041 355.3), rgb(84, 57, 67).
Aa
White text reads best on this color (10.27:1).
About this color
#543943 is a dark, muted red. In OKLCH its lightness is 38%, its chroma 0.041 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.038 away. White text reads best on it, at 10.27:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | muted (0.041) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.04:1 |
| White text | 10.27:1 |
Values
| HEX | #543943 |
| RGB | rgb(84, 57, 67) |
| HSL | hsl(338, 19%, 28%) |
| OKLCH | oklch(37.9% 0.041 355.3) |
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 #543943 | 10.27:1 | AAA | Lc -97.8 | Preferred for body text |
| Black text on #543943 | 2.04:1 | Fails | Lc 10.1 | Not readable |
| #543943 text on white | 10.27:1 | AAA | Lc 93.8 | Preferred for body text |
| #543943 text on black | 2.04:1 | Fails | Lc -8.7 | 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
#F8F4F5
oklch(97.1% 0.004 360)
-
Step 100
100
#EFE7EA
oklch(93.5% 0.01 352.4)
-
Step 200
200
#E3D5D9
oklch(88.5% 0.016 358.1)
-
Step 300
300
#D2B9C1
oklch(80.9% 0.03 356.5)
-
Step 400
400
#BB94A2
oklch(70.7% 0.05 355)
-
Step 500
500
#A97A8B
oklch(63.1% 0.063 355.6)
-
Step 600
600
#946275
oklch(55.5% 0.07 355.2)
-
Step 700
700
#7E5162
oklch(49% 0.065 355.5)
-
Step 800
800
#664350
oklch(42.7% 0.052 355.6)
-
Step 900
900 (this color)
#543943
oklch(37.9% 0.041 355.3)
-
Step 950
950
#312127
oklch(27% 0.027 354.7)
#543943 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) | #3C3E43 | 0.044 |
| Deuteranopia (no green cones) | #424242 | 0.041 |
| Tritanopia (no blue cones) | #58383C | 0.013 |
| Achromatopsia (no color) | #414141 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #543943
#543943
oklch(37.9% 0.041 355.3)
- #294941
#294941
oklch(37.8% 0.041 176.2)
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 #543943, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.038
- Charcoal Grey #3C4142 ΔE 0.048
- Onyx #343A40 ΔE 0.058
- Brownish Purple #76424E ΔE 0.075
- Charcoal #264653 ΔE 0.077
- Dark Grey Blue #29465B ΔE 0.077
- Dark Slate Gray #2F4F4F ΔE 0.081
- Gunmetal #293241 ΔE 0.083
Use #543943 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.