#572A71
Closest named color: Dark Slate Blue (#483D8B). oklch(38% 0.123 311.2), rgb(87, 42, 113).
Aa
White text reads best on this color (10.63:1).
About this color
#572A71 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.123 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.064 away. White text reads best on it, at 10.63:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.97:1 |
| White text | 10.63:1 |
Values
| HEX | #572A71 |
| RGB | rgb(87, 42, 113) |
| HSL | hsl(278, 46%, 30%) |
| OKLCH | oklch(38% 0.123 311.2) |
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 #572A71 | 10.63:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #572A71 | 1.97:1 | Fails | Lc 9.7 | Not readable |
| #572A71 text on white | 10.63:1 | AAA | Lc 94.2 | Preferred for body text |
| #572A71 text on black | 1.97:1 | Fails | Lc -8.3 | 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
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#F0E5F7
oklch(93.6% 0.027 312.6)
-
Step 200
200
#E4D0F3
oklch(88.5% 0.052 310.8)
-
Step 300
300
#D4B0ED
oklch(80.9% 0.092 311.1)
-
Step 400
400
#BE84E3
oklch(70.7% 0.147 311.2)
-
Step 500
500
#AE61DB
oklch(63.2% 0.188 311.3)
-
Step 600
600
#9943C8
oklch(55.6% 0.204 311.2)
-
Step 700
700
#8333AD
oklch(49.1% 0.19 311.4)
-
Step 800
800
#6A2C8C
oklch(42.7% 0.157 311.2)
-
Step 900
900 (this color)
#572A71
oklch(38% 0.123 311.2)
-
Step 950
950
#321942
oklch(26.9% 0.078 310.3)
#572A71 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) | #103C73 | 0.108 |
| Deuteranopia (no green cones) | #243F6F | 0.095 |
| Tritanopia (no blue cones) | #543749 | 0.084 |
| Achromatopsia (no color) | #3E3E3E | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #572A71
#572A71
oklch(38% 0.123 311.2)
- #2D4D00
#2D4D00
oklch(38% 0.105 131.5)
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 #572A71, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.064
- Grape Purple #5D1451 ΔE 0.065
- Royal Purple #4B006E ΔE 0.072
- Rebecca Purple #663399 ΔE 0.074
- Indigo #4B0082 ΔE 0.074
- Blueberry #464196 ΔE 0.082
- Rich Purple #720058 ΔE 0.083
- Plum Purple #4E0550 ΔE 0.086
Use #572A71 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.