#5B2C7A
Closest named color: Dark Slate Blue (#483D8B). oklch(39.4% 0.131 309.4), rgb(91, 44, 122).
Aa
White text reads best on this color (10.06:1).
About this color
#5B2C7A is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.131 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.056 away. White text reads best on it, at 10.06:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.131) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.08:1 |
| White text | 10.06:1 |
Values
| HEX | #5B2C7A |
| RGB | rgb(91, 44, 122) |
| HSL | hsl(276, 47%, 33%) |
| OKLCH | oklch(39.4% 0.131 309.4) |
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 #5B2C7A | 10.06:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #5B2C7A | 2.08:1 | Fails | Lc 11.0 | Not readable |
| #5B2C7A text on white | 10.06:1 | AAA | Lc 92.9 | Preferred for body text |
| #5B2C7A text on black | 2.08:1 | Fails | Lc -9.6 | 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 900.
-
Step 50
50
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#EFE5F9
oklch(93.6% 0.029 308.1)
-
Step 200
200
#E4D0F5
oklch(88.5% 0.054 309.5)
-
Step 300
300
#D4AFF1
oklch(80.9% 0.099 309.8)
-
Step 400
400
#BE82EA
oklch(70.7% 0.158 309.5)
-
Step 500
500
#AD5EE3
oklch(63.1% 0.201 309.2)
-
Step 600
600
#993ED1
oklch(55.6% 0.219 309.3)
-
Step 700
700
#832EB5
oklch(49.2% 0.204 309.5)
-
Step 800
800
#6A2892
oklch(42.6% 0.168 309.5)
-
Step 900
900 (this color)
#5B2C7A
oklch(39.4% 0.131 309.4)
-
Step 950
950
#321844
oklch(26.9% 0.083 309.2)
#5B2C7A 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) | #08407C | 0.116 |
| Deuteranopia (no green cones) | #224378 | 0.102 |
| Tritanopia (no blue cones) | #573B4E | 0.092 |
| Achromatopsia (no color) | #424242 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B2C7A
#5B2C7A
oklch(39.4% 0.131 309.4)
- #335000
#335000
oklch(39.3% 0.105 129.5)
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 #5B2C7A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.056
- Rebecca Purple #663399 ΔE 0.056
- Blueberry #464196 ΔE 0.072
- Indigo #4B0082 ΔE 0.076
- Grape Purple #5D1451 ΔE 0.079
- Royal Purple #4B006E ΔE 0.081
- Purple #800080 ΔE 0.086
- Rich Purple #720058 ΔE 0.088
Use #5B2C7A 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.