#3B2558
Closest named color: Space Cadet (#2B2D42). oklch(31.9% 0.09 301.4), rgb(59, 37, 88).
Aa
White text reads best on this color (13.19:1).
About this color
#3B2558 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.090 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.058 away. White text reads best on it, at 13.19:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.59:1 |
| White text | 13.19:1 |
Values
| HEX | #3B2558 |
| RGB | rgb(59, 37, 88) |
| HSL | hsl(266, 41%, 25%) |
| OKLCH | oklch(31.9% 0.09 301.4) |
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 #3B2558 | 13.19:1 | AAA | Lc -102.6 | Preferred for body text |
| Black text on #3B2558 | 1.59:1 | Fails | Lc 0.0 | Not readable |
| #3B2558 text on white | 13.19:1 | AAA | Lc 99.3 | Preferred for body text |
| #3B2558 text on black | 1.59:1 | 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
#EDE6FC
oklch(93.7% 0.03 300.3)
-
Step 200
200
#E0D1FB
oklch(88.6% 0.059 301.5)
-
Step 300
300
#CCB1FA
oklch(80.9% 0.105 301.1)
-
Step 400
400
#B484F8
oklch(70.8% 0.169 301.3)
-
Step 500
500
#A35EF4
oklch(63.1% 0.217 301.6)
-
Step 600
600
#8F3DE3
oklch(55.7% 0.235 301.5)
-
Step 700
700
#7A2CC5
oklch(49.1% 0.219 301.7)
-
Step 800
800
#6327A0
oklch(42.7% 0.183 301.5)
-
Step 900
900
#50277F
oklch(37.7% 0.142 301.2)
-
Step 950
950 (this color)
#3B2558
oklch(31.9% 0.09 301.4)
#3B2558 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) | #12305A | 0.065 |
| Deuteranopia (no green cones) | #193057 | 0.060 |
| Tritanopia (no blue cones) | #352F3A | 0.069 |
| Achromatopsia (no color) | #303030 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B2558
#3B2558
oklch(31.9% 0.09 301.4)
- #2D3800
#2D3800
oklch(31.9% 0.077 121.1)
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 #3B2558, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.058
- Prussian Blue #1D3557 ΔE 0.063
- Plum Purple #4E0550 ΔE 0.067
- Deep Violet #490648 ΔE 0.067
- Gunmetal #293241 ΔE 0.070
- Eggplant Purple #430541 ΔE 0.073
- Marine #042E60 ΔE 0.074
- Royal Purple #4B006E ΔE 0.074
Use #3B2558 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.