#5B2EA1
Closest named color: Rebecca Purple (#663399). oklch(42.7% 0.174 296.1), rgb(91, 46, 161).
Aa
White text reads best on this color (8.93:1).
About this color
#5B2EA1 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.174 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 0.029 away. White text reads best on it, at 8.93:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.174) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.35:1 |
| White text | 8.93:1 |
Values
| HEX | #5B2EA1 |
| RGB | rgb(91, 46, 161) |
| HSL | hsl(263, 56%, 41%) |
| OKLCH | oklch(42.7% 0.174 296.1) |
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 #5B2EA1 | 8.93:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #5B2EA1 | 2.35:1 | Fails | Lc 14.2 | Not readable |
| #5B2EA1 text on white | 8.93:1 | AAA | Lc 89.8 | Fine for body text |
| #5B2EA1 text on black | 2.35:1 | Fails | Lc -12.5 | 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
#EBE6FC
oklch(93.5% 0.03 296.2)
-
Step 200
200
#DCD2FB
oklch(88.5% 0.057 296.4)
-
Step 300
300
#C6B3FB
oklch(80.8% 0.102 296.2)
-
Step 400
400
#AB88F9
oklch(70.7% 0.163 296.3)
-
Step 500
500
#9865F6
oklch(63.1% 0.208 296.1)
-
Step 600
600
#8446E5
oklch(55.7% 0.226 296)
-
Step 700
700
#7035C7
oklch(49.1% 0.211 296.1)
-
Step 800
800 (this color)
#5B2EA1
oklch(42.7% 0.174 296.1)
-
Step 900
900
#4A2B80
oklch(37.7% 0.137 295.9)
-
Step 950
950
#2B1A4B
oklch(26.9% 0.087 296)
#5B2EA1 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) | #004AA4 | 0.110 |
| Deuteranopia (no green cones) | #00489F | 0.109 |
| Tritanopia (no blue cones) | #484B64 | 0.135 |
| Achromatopsia (no color) | #494949 | 0.176 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B2EA1
#5B2EA1
oklch(42.7% 0.174 296.1)
- #4D5500
#4D5500
oklch(42.8% 0.098 115.9)
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 #5B2EA1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.029
- Chrysanthemum #560BAD ΔE 0.048
- Blueberry #464196 ΔE 0.055
- Dark Slate Blue #483D8B ΔE 0.057
- Imperial Purple #480CA8 ΔE 0.063
- Grape #7209B7 ΔE 0.064
- Blue With A Hint Of Purple #533CC6 ΔE 0.067
- Bluey Purple #6241C7 ΔE 0.073
Use #5B2EA1 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.