#5D3992
Closest named color: Rebecca Purple (#663399). oklch(43.4% 0.141 299), rgb(93, 57, 146).
Aa
White text reads best on this color (8.51:1).
About this color
#5D3992 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.141 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.023 away. White text reads best on it, at 8.51:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.46:1 |
| White text | 8.51:1 |
Values
| HEX | #5D3992 |
| RGB | rgb(93, 57, 146) |
| HSL | hsl(264, 44%, 40%) |
| OKLCH | oklch(43.4% 0.141 299) |
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 #5D3992 | 8.51:1 | AAA | Lc -93.5 | Preferred for body text |
| Black text on #5D3992 | 2.46:1 | Fails | Lc 15.1 | Dividers and decoration only |
| #5D3992 text on white | 8.51:1 | AAA | Lc 88.9 | Fine for body text |
| #5D3992 text on black | 2.46:1 | Fails | Lc -13.3 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#ECE7F8
oklch(93.7% 0.023 299.4)
-
Step 200
200
#DDD3F4
oklch(88.5% 0.046 299.3)
-
Step 300
300
#C8B5EF
oklch(80.9% 0.083 299.6)
-
Step 400
400
#AC8DE7
oklch(70.7% 0.132 298.9)
-
Step 500
500
#996DE0
oklch(63.1% 0.17 299.1)
-
Step 600
600
#8452CD
oklch(55.5% 0.183 299.1)
-
Step 700
700
#7042B2
oklch(49.1% 0.171 298.9)
-
Step 800
800 (this color)
#5D3992
oklch(43.4% 0.141 299)
-
Step 900
900
#4B3173
oklch(37.8% 0.11 299.3)
-
Step 950
950
#2C1D43
oklch(27% 0.07 300)
#5D3992 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) | #034C95 | 0.105 |
| Deuteranopia (no green cones) | #194C90 | 0.097 |
| Tritanopia (no blue cones) | #514C60 | 0.108 |
| Achromatopsia (no color) | #4D4D4D | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D3992
#5D3992
oklch(43.4% 0.141 299)
- #4B5800
#4B5800
oklch(43.4% 0.102 119.1)
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 #5D3992, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.023
- Dark Slate Blue #483D8B ΔE 0.039
- Blueberry #464196 ΔE 0.042
- Twilight #4E518B ΔE 0.067
- Chrysanthemum #560BAD ΔE 0.081
- Dusk #4E5481 ΔE 0.082
- Blue With A Hint Of Purple #533CC6 ΔE 0.086
- Bluey Purple #6241C7 ΔE 0.086
Use #5D3992 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.