#3F2556
Closest named color: Space Cadet (#2B2D42). oklch(32.2% 0.088 306.6), rgb(63, 37, 86).
Aa
White text reads best on this color (13.04:1).
About this color
#3F2556 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.088 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.059 away. White text reads best on it, at 13.04:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.088) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.61:1 |
| White text | 13.04:1 |
Values
| HEX | #3F2556 |
| RGB | rgb(63, 37, 86) |
| HSL | hsl(272, 40%, 24%) |
| OKLCH | oklch(32.2% 0.088 306.6) |
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 #3F2556 | 13.04:1 | AAA | Lc -102.4 | Preferred for body text |
| Black text on #3F2556 | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #3F2556 text on white | 13.04:1 | AAA | Lc 99.1 | Preferred for body text |
| #3F2556 text on black | 1.61:1 | 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
#F8F3FD
oklch(97.1% 0.014 308.3)
-
Step 100
100
#EFE5FA
oklch(93.6% 0.03 307.1)
-
Step 200
200
#E3D0F8
oklch(88.6% 0.058 306.7)
-
Step 300
300
#D2AFF6
oklch(80.9% 0.105 306.7)
-
Step 400
400
#BB81F1
oklch(70.6% 0.167 306.5)
-
Step 500
500
#AB5CEC
oklch(63.2% 0.212 306.5)
-
Step 600
600
#973ADA
oklch(55.6% 0.231 306.7)
-
Step 700
700
#812ABD
oklch(49.2% 0.215 306.8)
-
Step 800
800
#682599
oklch(42.6% 0.179 306.4)
-
Step 900
900
#55267A
oklch(37.8% 0.139 306.6)
-
Step 950
950 (this color)
#3F2556
oklch(32.2% 0.088 306.6)
#3F2556 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) | #163058 | 0.069 |
| Deuteranopia (no green cones) | #1E3155 | 0.062 |
| Tritanopia (no blue cones) | #3B2E39 | 0.065 |
| Achromatopsia (no color) | #313131 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F2556
#3F2556
oklch(32.2% 0.088 306.6)
- #283A00
#283A00
oklch(32.1% 0.082 126.5)
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 #3F2556, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.059
- Plum Purple #4E0550 ΔE 0.062
- Deep Violet #490648 ΔE 0.063
- Prussian Blue #1D3557 ΔE 0.068
- Grape Purple #5D1451 ΔE 0.068
- Eggplant Purple #430541 ΔE 0.070
- Gunmetal #293241 ΔE 0.071
- Royal Purple #4B006E ΔE 0.074
Use #3F2556 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.