#57285E
Closest named color: Grape Purple (#5D1451). oklch(36.5% 0.104 322.3), rgb(87, 40, 94).
Aa
White text reads best on this color (11.22:1).
About this color
#57285E is a dark, moderately saturated purple. In OKLCH its lightness is 36%, its chroma 0.104 and its hue 322°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.042 away. White text reads best on it, at 11.22:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.87:1 |
| White text | 11.22:1 |
Values
| HEX | #57285E |
| RGB | rgb(87, 40, 94) |
| HSL | hsl(292, 40%, 26%) |
| OKLCH | oklch(36.5% 0.104 322.3) |
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 #57285E | 11.22:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #57285E | 1.87:1 | Fails | Lc 8.4 | Not readable |
| #57285E text on white | 11.22:1 | AAA | Lc 95.5 | Preferred for body text |
| #57285E text on black | 1.87:1 | 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
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F1E5F3
oklch(93.5% 0.023 321.4)
-
Step 200
200
#E7D0EA
oklch(88.4% 0.043 322.3)
-
Step 300
300
#D9B0DF
oklch(80.9% 0.079 322)
-
Step 400
400
#C585CE
oklch(70.6% 0.125 322.4)
-
Step 500
500
#B564C2
oklch(63.1% 0.16 321.9)
-
Step 600
600
#A148AE
oklch(55.6% 0.174 322.4)
-
Step 700
700
#893995
oklch(49.1% 0.161 322.3)
-
Step 800
800
#703079
oklch(42.8% 0.134 322.6)
-
Step 900
900 (this color)
#57285E
oklch(36.5% 0.104 322.3)
-
Step 950
950
#351A39
oklch(27% 0.066 322.3)
#57285E 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) | #1F3760 | 0.100 |
| Deuteranopia (no green cones) | #2E3D5C | 0.089 |
| Tritanopia (no blue cones) | #582F3F | 0.062 |
| Achromatopsia (no color) | #3B3B3B | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57285E
#57285E
oklch(36.5% 0.104 322.3)
- #154B12
#154B12
oklch(36.4% 0.104 142.4)
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 #57285E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.042
- Plum Purple #4E0550 ΔE 0.069
- Rich Purple #720058 ΔE 0.071
- Velvet #750851 ΔE 0.073
- Royal Purple #4B006E ΔE 0.079
- Deep Violet #490648 ΔE 0.079
- Dark Slate Blue #483D8B ΔE 0.089
- Purple Brown #673A3F ΔE 0.090
Use #57285E 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.