#57283A
Closest named color: Purple Brown (#673A3F). oklch(34.7% 0.073 357.4), rgb(87, 40, 58).
Aa
White text reads best on this color (11.86:1).
About this color
#57283A is a dark, moderately saturated red. In OKLCH its lightness is 35%, its chroma 0.073 and its hue 357°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.062 away. White text reads best on it, at 11.86:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.073) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.76:1 |
| White text | 11.86:1 |
Values
| HEX | #57283A |
| RGB | rgb(87, 40, 58) |
| HSL | hsl(337, 37%, 25%) |
| OKLCH | oklch(34.7% 0.073 357.4) |
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 #57283A | 11.86:1 | AAA | Lc -100.5 | Preferred for body text |
| Black text on #57283A | 1.76:1 | Fails | Lc 0.0 | Not readable |
| #57283A text on white | 11.86:1 | AAA | Lc 96.9 | Preferred for body text |
| #57283A text on black | 1.76:1 | Fails | Lc 0.0 | 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
#FAF3F5
oklch(97% 0.008 357.8)
-
Step 100
100
#F3E6EA
oklch(93.6% 0.015 356.6)
-
Step 200
200
#EBD1D9
oklch(88.4% 0.031 357.2)
-
Step 300
300
#DFB3C1
oklch(81% 0.054 357.4)
-
Step 400
400
#CD8AA1
oklch(70.7% 0.087 357.3)
-
Step 500
500
#BF6B8A
oklch(63.1% 0.112 357.3)
-
Step 600
600
#AA5274
oklch(55.7% 0.121 357.4)
-
Step 700
700
#914261
oklch(49.1% 0.112 357.3)
-
Step 800
800
#76374F
oklch(42.7% 0.093 357.7)
-
Step 900
900 (this color)
#57283A
oklch(34.7% 0.073 357.4)
-
Step 950
950
#381C27
oklch(26.9% 0.047 355.7)
#57283A 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) | #2F323B | 0.079 |
| Deuteranopia (no green cones) | #3B3A39 | 0.072 |
| Tritanopia (no blue cones) | #5D252F | 0.021 |
| Achromatopsia (no color) | #373737 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57283A
#57283A
oklch(34.7% 0.073 357.4)
- #004439
#004439
oklch(34.6% 0.064 177.4)
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 #57283A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.062
- Grape Purple #5D1451 ΔE 0.065
- Burgundy #610023 ΔE 0.065
- Claret #680018 ΔE 0.072
- Merlot #730039 ΔE 0.074
- Onyx #343A40 ΔE 0.078
- Reddy Brown #6E1005 ΔE 0.079
- Charcoal Grey #3C4142 ΔE 0.082
Use #57283A 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.