#572B77
Closest named color: Dark Slate Blue (#483D8B). oklch(38.6% 0.128 308.2), rgb(87, 43, 119).
Aa
White text reads best on this color (10.41:1).
About this color
#572B77 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.128 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.057 away. White text reads best on it, at 10.41:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.128) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.01:1 |
| White text | 10.41:1 |
Values
| HEX | #572B77 |
| RGB | rgb(87, 43, 119) |
| HSL | hsl(275, 47%, 32%) |
| OKLCH | oklch(38.6% 0.128 308.2) |
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 #572B77 | 10.41:1 | AAA | Lc -97.8 | Preferred for body text |
| Black text on #572B77 | 2.01:1 | Fails | Lc 10.2 | Not readable |
| #572B77 text on white | 10.41:1 | AAA | Lc 93.7 | Preferred for body text |
| #572B77 text on black | 2.01:1 | Fails | Lc -8.8 | 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
#EFE5F9
oklch(93.6% 0.029 308.1)
-
Step 200
200
#E3D0F5
oklch(88.5% 0.054 308.4)
-
Step 300
300
#D2B0F1
oklch(80.9% 0.097 308.1)
-
Step 400
400
#BB84E9
oklch(70.7% 0.153 308)
-
Step 500
500
#AB60E2
oklch(63.1% 0.196 308.4)
-
Step 600
600
#9641D0
oklch(55.5% 0.213 308.1)
-
Step 700
700
#8031B4
oklch(49% 0.198 308.2)
-
Step 800
800
#682B92
oklch(42.7% 0.164 308)
-
Step 900
900 (this color)
#572B77
oklch(38.6% 0.128 308.2)
-
Step 950
950
#321944
oklch(27.1% 0.081 308.8)
#572B77 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) | #073E79 | 0.111 |
| Deuteranopia (no green cones) | #1F4075 | 0.098 |
| Tritanopia (no blue cones) | #523A4C | 0.091 |
| Achromatopsia (no color) | #404040 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #572B77
#572B77
oklch(38.6% 0.128 308.2)
- #344D00
#344D00
oklch(38.5% 0.1 127.8)
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 #572B77, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.057
- Rebecca Purple #663399 ΔE 0.065
- Indigo #4B0082 ΔE 0.071
- Blueberry #464196 ΔE 0.074
- Royal Purple #4B006E ΔE 0.074
- Grape Purple #5D1451 ΔE 0.075
- Rich Purple #720058 ΔE 0.089
- Purple #800080 ΔE 0.093
Use #572B77 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.