#57284D
Closest named color: Grape Purple (#5D1451). oklch(35.5% 0.087 335.9), rgb(87, 40, 77).
Aa
White text reads best on this color (11.56:1).
About this color
#57284D is a dark, moderately saturated purple. In OKLCH its lightness is 36%, its chroma 0.087 and its hue 336°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.043 away. White text reads best on it, at 11.56:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.087) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.81:1 |
| White text | 11.56:1 |
Values
| HEX | #57284D |
| RGB | rgb(87, 40, 77) |
| HSL | hsl(313, 37%, 25%) |
| OKLCH | oklch(35.5% 0.087 335.9) |
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 #57284D | 11.56:1 | AAA | Lc -100.0 | Preferred for body text |
| Black text on #57284D | 1.81:1 | Fails | Lc 7.6 | Not readable |
| #57284D text on white | 11.56:1 | AAA | Lc 96.3 | Preferred for body text |
| #57284D text on black | 1.81:1 | 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
#F9F3F8
oklch(97% 0.009 330.9)
-
Step 100
100
#F2E5EF
oklch(93.5% 0.019 333.5)
-
Step 200
200
#E9D1E2
oklch(88.5% 0.035 336.2)
-
Step 300
300
#DCB1D1
oklch(80.8% 0.065 335.4)
-
Step 400
400
#CA87B9
oklch(70.7% 0.105 336.4)
-
Step 500
500
#BA68A8
oklch(63.1% 0.132 335.7)
-
Step 600
600
#A54D93
oklch(55.5% 0.145 335.8)
-
Step 700
700
#8E3E7D
oklch(49.2% 0.134 336.3)
-
Step 800
800
#733466
oklch(42.8% 0.111 335.8)
-
Step 900
900 (this color)
#57284D
oklch(35.5% 0.087 335.9)
-
Step 950
950
#371B31
oklch(27% 0.056 335.5)
#57284D 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) | #28344E | 0.089 |
| Deuteranopia (no green cones) | #363C4C | 0.080 |
| Tritanopia (no blue cones) | #5B2A37 | 0.042 |
| Achromatopsia (no color) | #393939 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57284D
#57284D
oklch(35.5% 0.087 335.9)
- #004928
#004928
oklch(35.6% 0.087 155.9)
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 #57284D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.043
- Plum Purple #4E0550 ΔE 0.072
- Purple Brown #673A3F ΔE 0.073
- Velvet #750851 ΔE 0.073
- Merlot #730039 ΔE 0.076
- Rich Purple #720058 ΔE 0.076
- Deep Violet #490648 ΔE 0.077
- Burgundy #610023 ΔE 0.083
Use #57284D 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.