#5D2D8B
Closest named color: Rebecca Purple (#663399). oklch(41.1% 0.15 303.9), rgb(93, 45, 139).
Aa
White text reads best on this color (9.48:1).
About this color
#5D2D8B is a dark, vivid purple. In OKLCH its lightness is 41%, its chroma 0.150 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.031 away. White text reads best on it, at 9.48:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | vivid (0.150) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.21:1 |
| White text | 9.48:1 |
Values
| HEX | #5D2D8B |
| RGB | rgb(93, 45, 139) |
| HSL | hsl(271, 51%, 36%) |
| OKLCH | oklch(41.1% 0.15 303.9) |
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 #5D2D8B | 9.48:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #5D2D8B | 2.21:1 | Fails | Lc 12.6 | Not readable |
| #5D2D8B text on white | 9.48:1 | AAA | Lc 91.4 | Preferred for body text |
| #5D2D8B text on black | 2.21:1 | Fails | Lc -11.0 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EDE6F8
oklch(93.6% 0.025 303.5)
-
Step 200
200
#E0D2F4
oklch(88.6% 0.048 304.1)
-
Step 300
300
#CDB3EF
oklch(80.9% 0.087 304.3)
-
Step 400
400
#B489E7
oklch(70.8% 0.14 304.1)
-
Step 500
500
#A268E0
oklch(63.2% 0.179 304)
-
Step 600
600
#8D4BCE
oklch(55.6% 0.196 303.8)
-
Step 700
700
#783BB2
oklch(49.1% 0.182 303.9)
-
Step 800
800 (this color)
#5D2D8B
oklch(41.1% 0.15 303.9)
-
Step 900
900
#4F2D73
oklch(37.6% 0.117 303.7)
-
Step 950
950
#2E1B43
oklch(26.9% 0.074 303.8)
#5D2D8B 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) | #00458E | 0.118 |
| Deuteranopia (no green cones) | #0D4689 | 0.115 |
| Tritanopia (no blue cones) | #544258 | 0.110 |
| Achromatopsia (no color) | #464646 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D2D8B
#5D2D8B
oklch(41.1% 0.15 303.9)
- #3F5300
#3F5300
oklch(41% 0.102 124.1)
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 #5D2D8B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.031
- Dark Slate Blue #483D8B ΔE 0.050
- Blueberry #464196 ΔE 0.060
- Chrysanthemum #560BAD ΔE 0.072
- Indigo #4B0082 ΔE 0.077
- Imperial Purple #480CA8 ΔE 0.081
- Purple #800080 ΔE 0.085
- Grape #7209B7 ΔE 0.086
Use #5D2D8B 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.