#57247F
Closest named color: Indigo (#4B0082). oklch(38.2% 0.148 306.2), rgb(87, 36, 127).
Aa
White text reads best on this color (10.69:1).
About this color
#57247F is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.148 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Indigo (#4B0082), ΔE 0.055 away. White text reads best on it, at 10.69:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.148) |
| Temperature | in between |
| Nearest name | Indigo (#4B0082) |
| Black text | 1.96:1 |
| White text | 10.69:1 |
Values
| HEX | #57247F |
| RGB | rgb(87, 36, 127) |
| HSL | hsl(274, 56%, 32%) |
| OKLCH | oklch(38.2% 0.148 306.2) |
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 #57247F | 10.69:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #57247F | 1.96:1 | Fails | Lc 9.8 | Not readable |
| #57247F text on white | 10.69:1 | AAA | Lc 94.1 | Preferred for body text |
| #57247F text on black | 1.96:1 | Fails | Lc -8.4 | 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
#F8F3FE
oklch(97.1% 0.015 306.4)
-
Step 100
100
#EFE5FB
oklch(93.6% 0.031 306.2)
-
Step 200
200
#E3CFFA
oklch(88.4% 0.062 306.2)
-
Step 300
300
#D2AEF9
oklch(80.9% 0.11 306)
-
Step 400
400
#BD7FF6
oklch(70.8% 0.177 306.5)
-
Step 500
500
#AC57F2
oklch(63% 0.226 306.1)
-
Step 600
600
#9832E1
oklch(55.6% 0.246 306.1)
-
Step 700
700
#8221C3
oklch(49.1% 0.228 306.2)
-
Step 800
800
#6A209E
oklch(42.8% 0.189 306.3)
-
Step 900
900 (this color)
#57247F
oklch(38.2% 0.148 306.2)
-
Step 950
950
#321649
oklch(27% 0.093 306.4)
#57247F 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) | #003C82 | 0.118 |
| Deuteranopia (no green cones) | #063E7D | 0.117 |
| Tritanopia (no blue cones) | #50394E | 0.107 |
| Achromatopsia (no color) | #3E3E3E | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57247F
#57247F
oklch(38.2% 0.148 306.2)
- #364B00
#364B00
oklch(38.1% 0.097 125.8)
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 #57247F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indigo #4B0082 ΔE 0.055
- Rebecca Purple #663399 ΔE 0.060
- Dark Slate Blue #483D8B ΔE 0.062
- Royal Purple #4B006E ΔE 0.065
- Blueberry #464196 ΔE 0.077
- Chrysanthemum #560BAD ΔE 0.080
- Imperial Purple #480CA8 ΔE 0.082
- Grape Purple #5D1451 ΔE 0.083
Use #57247F 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.