#3F2C56
Closest named color: Space Cadet (#2B2D42). oklch(33.6% 0.075 303.5), rgb(63, 44, 86).
Aa
White text reads best on this color (12.30:1).
About this color
#3F2C56 is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.075 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.053 away. White text reads best on it, at 12.30:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.075) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.70:1 |
| White text | 12.30:1 |
Values
| HEX | #3F2C56 |
| RGB | rgb(63, 44, 86) |
| HSL | hsl(267, 32%, 25%) |
| OKLCH | oklch(33.6% 0.075 303.5) |
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 #3F2C56 | 12.30:1 | AAA | Lc -101.4 | Preferred for body text |
| Black text on #3F2C56 | 1.70:1 | Fails | Lc 0.0 | Not readable |
| #3F2C56 text on white | 12.30:1 | AAA | Lc 97.9 | Preferred for body text |
| #3F2C56 text on black | 1.70:1 | 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 900.
-
Step 50
50
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#ECE7F3
oklch(93.5% 0.017 304.8)
-
Step 200
200
#DDD5EA
oklch(88.6% 0.03 303)
-
Step 300
300
#C8B8DF
oklch(80.9% 0.057 303.8)
-
Step 400
400
#AC93CF
oklch(70.7% 0.09 303.3)
-
Step 500
500
#9877C2
oklch(63.1% 0.115 303.5)
-
Step 600
600
#835FAE
oklch(55.6% 0.124 303.7)
-
Step 700
700
#6F4E96
oklch(49.2% 0.116 303.6)
-
Step 800
800
#5A4079
oklch(42.6% 0.096 303.7)
-
Step 900
900 (this color)
#3F2C56
oklch(33.6% 0.075 303.5)
-
Step 950
950
#2B2039
oklch(26.9% 0.047 303.6)
#3F2C56 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) | #213458 | 0.051 |
| Deuteranopia (no green cones) | #253555 | 0.049 |
| Tritanopia (no blue cones) | #3B333D | 0.055 |
| Achromatopsia (no color) | #353535 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F2C56
#3F2C56
oklch(33.6% 0.075 303.5)
- #2F3D09
#2F3D09
oklch(33.6% 0.075 123.8)
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 #3F2C56, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.053
- Prussian Blue #1D3557 ΔE 0.057
- Gunmetal #293241 ΔE 0.060
- Onyx #343A40 ΔE 0.069
- Dark Blue Grey #1F3B4D ΔE 0.069
- Grape Purple #5D1451 ΔE 0.075
- Plum Purple #4E0550 ΔE 0.079
- Marine #042E60 ΔE 0.079
Use #3F2C56 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.