#57343A
Closest named color: Purple Brown (#673A3F). oklch(37% 0.051 8.7), rgb(87, 52, 58).
Aa
White text reads best on this color (10.72:1).
About this color
#57343A is a dark, muted red. In OKLCH its lightness is 37%, its chroma 0.051 and its hue 9°. 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 10.72:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | muted (0.051) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.95:1 |
| White text | 10.72:1 |
Values
| HEX | #57343A |
| RGB | rgb(87, 52, 58) |
| HSL | hsl(350, 25%, 27%) |
| OKLCH | oklch(37% 0.051 8.7) |
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 #57343A | 10.72:1 | AAA | Lc -98.7 | Preferred for body text |
| Black text on #57343A | 1.95:1 | Fails | Lc 9.2 | Not readable |
| #57343A text on white | 10.72:1 | AAA | Lc 94.7 | Preferred for body text |
| #57343A text on black | 1.95:1 | Fails | Lc -7.9 | 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
#F9F4F5
oklch(97.1% 0.006 3.3)
-
Step 100
100
#F1E7E8
oklch(93.6% 0.011 10.3)
-
Step 200
200
#E7D4D6
oklch(88.6% 0.021 10.3)
-
Step 300
300
#D8B7BB
oklch(80.9% 0.038 9.7)
-
Step 400
400
#C39199
oklch(70.7% 0.061 8.1)
-
Step 500
500
#B37580
oklch(63% 0.079 8)
-
Step 600
600
#9E5E69
oklch(55.7% 0.084 9.1)
-
Step 700
700
#874D57
oklch(49.1% 0.079 9.3)
-
Step 800
800
#6E3F48
oklch(42.7% 0.066 7.9)
-
Step 900
900 (this color)
#57343A
oklch(37% 0.051 8.7)
-
Step 950
950
#342023
oklch(27% 0.031 9.5)
#57343A 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) | #3A3A3A | 0.055 |
| Deuteranopia (no green cones) | #424039 | 0.051 |
| Tritanopia (no blue cones) | #5D3136 | 0.014 |
| Achromatopsia (no color) | #3E3E3E | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57343A
#57343A
oklch(37% 0.051 8.7)
- #194845
#194845
oklch(36.9% 0.051 189.4)
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 #57343A, 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 0.058
- Onyx #343A40 ΔE 0.064
- Brownish Purple #76424E ΔE 0.079
- Chestnut #742802 ΔE 0.080
- Gunmetal #293241 ΔE 0.086
- Reddy Brown #6E1005 ΔE 0.086
- Mud Brown #60460F ΔE 0.090
Use #57343A 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.