#3B2159
Closest named color: Plum Purple (#4E0550). oklch(31.2% 0.098 302.5), rgb(59, 33, 89).
Aa
White text reads best on this color (13.56:1).
About this color
#3B2159 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.098 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.061 away. White text reads best on it, at 13.56:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.098) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.54:1 |
| White text | 13.56:1 |
Values
| HEX | #3B2159 |
| RGB | rgb(59, 33, 89) |
| HSL | hsl(268, 46%, 24%) |
| OKLCH | oklch(31.2% 0.098 302.5) |
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 #3B2159 | 13.56:1 | AAA | Lc -103.0 | Preferred for body text |
| Black text on #3B2159 | 1.54:1 | Fails | Lc 0.0 | Not readable |
| #3B2159 text on white | 13.56:1 | AAA | Lc 99.8 | Preferred for body text |
| #3B2159 text on black | 1.54:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#F7F3FE
oklch(97% 0.015 302.6)
-
Step 100
100
#EEE5FD
oklch(93.6% 0.033 302.7)
-
Step 200
200
#E1D0FD
oklch(88.6% 0.064 302.3)
-
Step 300
300
#CFAEFF
oklch(80.8% 0.117 302.6)
-
Step 400
400
#B87FFF
oklch(70.8% 0.186 302.5)
-
Step 500
500
#A756FD
oklch(63.1% 0.237 302.3)
-
Step 600
600
#942FEC
oklch(55.7% 0.258 302.5)
-
Step 700
700
#7E1CCD
oklch(49.1% 0.24 302.5)
-
Step 800
800
#661DA6
oklch(42.7% 0.199 302.3)
-
Step 900
900
#532183
oklch(37.6% 0.155 302.8)
-
Step 950
950 (this color)
#3B2159
oklch(31.2% 0.098 302.5)
#3B2159 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) | #072E5B | 0.076 |
| Deuteranopia (no green cones) | #132E58 | 0.069 |
| Tritanopia (no blue cones) | #352C39 | 0.073 |
| Achromatopsia (no color) | #2E2E2E | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B2159
#3B2159
oklch(31.2% 0.098 302.5)
- #2A3600
#2A3600
oklch(31.1% 0.076 122.3)
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 #3B2159, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.061
- Deep Violet #490648 ΔE 0.061
- Space Cadet #2B2D42 ΔE 0.065
- Royal Purple #4B006E ΔE 0.066
- Eggplant Purple #430541 ΔE 0.067
- Prussian Blue #1D3557 ΔE 0.071
- Dark Purple #35063E ΔE 0.075
- Grape Purple #5D1451 ΔE 0.076
Use #3B2159 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.