#572F9F
Closest named color: Rebecca Purple (#663399). oklch(42.2% 0.17 294.3), rgb(87, 47, 159).
Aa
White text reads best on this color (9.08:1).
About this color
#572F9F is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.170 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.033 away. White text reads best on it, at 9.08:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.170) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.31:1 |
| White text | 9.08:1 |
Values
| HEX | #572F9F |
| RGB | rgb(87, 47, 159) |
| HSL | hsl(261, 54%, 40%) |
| OKLCH | oklch(42.2% 0.17 294.3) |
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 #572F9F | 9.08:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #572F9F | 2.31:1 | Fails | Lc 13.7 | Not readable |
| #572F9F text on white | 9.08:1 | AAA | Lc 90.2 | Preferred for body text |
| #572F9F text on black | 2.31:1 | Fails | Lc -12.0 | 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 800.
-
Step 50
50
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#EAE7FC
oklch(93.7% 0.028 292.4)
-
Step 200
200
#DBD3FB
oklch(88.6% 0.055 294.4)
-
Step 300
300
#C4B4FB
oklch(80.8% 0.1 294.4)
-
Step 400
400
#A88AF9
oklch(70.8% 0.159 294.4)
-
Step 500
500
#9468F6
oklch(63.2% 0.204 294.1)
-
Step 600
600
#8049E4
oklch(55.5% 0.221 294.3)
-
Step 700
700
#6D39C6
oklch(49.2% 0.205 294.5)
-
Step 800
800 (this color)
#572F9F
oklch(42.2% 0.17 294.3)
-
Step 900
900
#482D7F
oklch(37.7% 0.132 294.3)
-
Step 950
950
#2A1B4B
oklch(27% 0.085 294.4)
#572F9F 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) | #004AA2 | 0.103 |
| Deuteranopia (no green cones) | #00479D | 0.103 |
| Tritanopia (no blue cones) | #434B63 | 0.134 |
| Achromatopsia (no color) | #484848 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #572F9F
#572F9F
oklch(42.2% 0.17 294.3)
- #4D5300
#4D5300
oklch(42.2% 0.095 114.5)
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 #572F9F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.033
- Chrysanthemum #560BAD ΔE 0.049
- Blueberry #464196 ΔE 0.049
- Dark Slate Blue #483D8B ΔE 0.051
- Imperial Purple #480CA8 ΔE 0.059
- Blue With A Hint Of Purple #533CC6 ΔE 0.069
- Grape #7209B7 ΔE 0.071
- Indigo Blue #3A18B1 ΔE 0.075
Use #572F9F 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.