#570D3B
Closest named color: Grape Purple (#5D1451). oklch(31.3% 0.115 348), rgb(87, 13, 59).
Aa
White text reads best on this color (13.76:1).
About this color
#570D3B is a dark, moderately saturated red. In OKLCH its lightness is 31%, its chroma 0.115 and its hue 348°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.041 away. White text reads best on it, at 13.76:1.
| Hue family | Reds |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.115) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.52:1 |
| White text | 13.76:1 |
Values
| HEX | #570D3B |
| RGB | rgb(87, 13, 59) |
| HSL | hsl(323, 74%, 20%) |
| OKLCH | oklch(31.3% 0.115 348) |
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 #570D3B | 13.76:1 | AAA | Lc -102.6 | Preferred for body text |
| Black text on #570D3B | 1.52:1 | Fails | Lc 0.0 | Not readable |
| #570D3B text on white | 13.76:1 | AAA | Lc 99.4 | Preferred for body text |
| #570D3B text on black | 1.52:1 | 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 950.
-
Step 50
50
#FFF1F7
oklch(97.1% 0.017 349.5)
-
Step 100
100
#FFE0EE
oklch(93.6% 0.039 348.8)
-
Step 200
200
#FFC6E2
oklch(88.5% 0.074 347.7)
-
Step 300
300
#FF9CD0
oklch(80.9% 0.133 347.7)
-
Step 400
400
#FC59B8
oklch(70.8% 0.218 348.1)
-
Step 500
500
#EF00A5
oklch(63.1% 0.265 347.9)
-
Step 600
600
#CA008B
oklch(55.6% 0.234 347.8)
-
Step 700
700
#AB0075
oklch(49.1% 0.206 347.8)
-
Step 800
800
#8D0060
oklch(42.6% 0.179 347.7)
-
Step 900
900
#770050
oklch(37.7% 0.158 347.9)
-
Step 950
950 (this color)
#570D3B
oklch(31.3% 0.115 348)
#570D3B 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) | #19253C | 0.130 |
| Deuteranopia (no green cones) | #2F3239 | 0.114 |
| Tritanopia (no blue cones) | #5E0923 | 0.045 |
| Achromatopsia (no color) | #2D2D2D | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #570D3B
#570D3B
oklch(31.3% 0.115 348)
- #003B2B
#003B2B
oklch(31.3% 0.063 168.3)
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 #570D3B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.041
- Burgundy #610023 ΔE 0.047
- Deep Violet #490648 ΔE 0.047
- Plum Purple #4E0550 ΔE 0.050
- Eggplant Purple #430541 ΔE 0.055
- Merlot #730039 ΔE 0.063
- Aubergine #3D0734 ΔE 0.065
- Dark Plum #3F012C ΔE 0.068
Use #570D3B 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.