#572D9B
Closest named color: Rebecca Purple (#663399). oklch(41.6% 0.168 295.6), rgb(87, 45, 155).
Aa
White text reads best on this color (9.31:1).
About this color
#572D9B is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.168 and its hue 296°. 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 9.31:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.25:1 |
| White text | 9.31:1 |
Values
| HEX | #572D9B |
| RGB | rgb(87, 45, 155) |
| HSL | hsl(263, 55%, 39%) |
| OKLCH | oklch(41.6% 0.168 295.6) |
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 #572D9B | 9.31:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #572D9B | 2.25:1 | Fails | Lc 13.1 | Not readable |
| #572D9B text on white | 9.31:1 | AAA | Lc 90.8 | Preferred for body text |
| #572D9B text on black | 2.25:1 | Fails | Lc -11.5 | 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
#EBE6FB
oklch(93.5% 0.029 296.7)
-
Step 200
200
#DBD3FA
oklch(88.6% 0.054 294.7)
-
Step 300
300
#C5B4FA
oklch(80.9% 0.099 295.2)
-
Step 400
400
#AA8AF7
oklch(70.8% 0.157 295.7)
-
Step 500
500
#9667F3
oklch(63% 0.201 295.5)
-
Step 600
600
#8249E2
oklch(55.6% 0.219 295.4)
-
Step 700
700
#6F39C4
oklch(49.2% 0.203 295.8)
-
Step 800
800 (this color)
#572D9B
oklch(41.6% 0.168 295.6)
-
Step 900
900
#492D7E
oklch(37.7% 0.131 295.3)
-
Step 950
950
#2B1B4A
oklch(27% 0.084 296)
#572D9B 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) | #00489E | 0.105 |
| Deuteranopia (no green cones) | #004599 | 0.105 |
| Tritanopia (no blue cones) | #454860 | 0.130 |
| Achromatopsia (no color) | #474747 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #572D9B
#572D9B
oklch(41.6% 0.168 295.6)
- #4A5200
#4A5200
oklch(41.7% 0.095 116.1)
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 #572D9B, 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
- Dark Slate Blue #483D8B ΔE 0.050
- Blueberry #464196 ΔE 0.051
- Imperial Purple #480CA8 ΔE 0.059
- Grape #7209B7 ΔE 0.073
- Indigo Blue #3A18B1 ΔE 0.076
- Blue With A Hint Of Purple #533CC6 ΔE 0.076
Use #572D9B 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.