#5A2D8D
Closest named color: Rebecca Purple (#663399). oklch(40.9% 0.152 301.5), rgb(90, 45, 141).
Aa
White text reads best on this color (9.56:1).
About this color
#5A2D8D is a dark, vivid purple. In OKLCH its lightness is 41%, its chroma 0.152 and its hue 301°. 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 9.56:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | vivid (0.152) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.19:1 |
| White text | 9.56:1 |
Values
| HEX | #5A2D8D |
| RGB | rgb(90, 45, 141) |
| HSL | hsl(268, 52%, 36%) |
| OKLCH | oklch(40.9% 0.152 301.5) |
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 #5A2D8D | 9.56:1 | AAA | Lc -95.9 | Preferred for body text |
| Black text on #5A2D8D | 2.19:1 | Fails | Lc 12.4 | Not readable |
| #5A2D8D text on white | 9.56:1 | AAA | Lc 91.6 | Preferred for body text |
| #5A2D8D text on black | 2.19:1 | Fails | Lc -10.8 | 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 800.
-
Step 50
50
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EDE6F9
oklch(93.6% 0.026 302.6)
-
Step 200
200
#DED2F5
oklch(88.4% 0.049 301)
-
Step 300
300
#CAB4F1
oklch(80.9% 0.088 301)
-
Step 400
400
#B18AEA
oklch(70.8% 0.141 301.6)
-
Step 500
500
#9E69E4
oklch(63.2% 0.182 301.3)
-
Step 600
600
#8A4CD2
oklch(55.7% 0.198 301.5)
-
Step 700
700
#753CB5
oklch(49.1% 0.183 301.6)
-
Step 800
800 (this color)
#5A2D8D
oklch(40.9% 0.152 301.5)
-
Step 900
900
#4E2E75
oklch(37.8% 0.118 301.8)
-
Step 950
950
#2D1C45
oklch(27.1% 0.075 300.6)
#5A2D8D 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) | #004590 | 0.113 |
| Deuteranopia (no green cones) | #00458B | 0.114 |
| Tritanopia (no blue cones) | #4F4359 | 0.113 |
| Achromatopsia (no color) | #454545 | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A2D8D
#5A2D8D
oklch(40.9% 0.152 301.5)
- #425100
#425100
oklch(40.7% 0.098 121.1)
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 #5A2D8D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.033
- Dark Slate Blue #483D8B ΔE 0.046
- Blueberry #464196 ΔE 0.056
- Chrysanthemum #560BAD ΔE 0.067
- Indigo #4B0082 ΔE 0.075
- Imperial Purple #480CA8 ΔE 0.075
- Grape #7209B7 ΔE 0.086
- Twilight #4E518B ΔE 0.090
Use #5A2D8D 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.