#3F2B40
Closest named color: Space Cadet (#2B2D42). oklch(32.1% 0.045 325), rgb(63, 43, 64).
Aa
White text reads best on this color (12.87:1).
About this color
#3F2B40 is a dark, muted purple. In OKLCH its lightness is 32%, its chroma 0.045 and its hue 325°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.037 away. White text reads best on it, at 12.87:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | muted (0.045) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.63:1 |
| White text | 12.87:1 |
Values
| HEX | #3F2B40 |
| RGB | rgb(63, 43, 64) |
| HSL | hsl(297, 20%, 21%) |
| OKLCH | oklch(32.1% 0.045 325) |
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 #3F2B40 | 12.87:1 | AAA | Lc -102.3 | Preferred for body text |
| Black text on #3F2B40 | 1.63:1 | Fails | Lc 0.0 | Not readable |
| #3F2B40 text on white | 12.87:1 | AAA | Lc 99.0 | Preferred for body text |
| #3F2B40 text on black | 1.63:1 | 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
#F8F4F8
oklch(97.1% 0.007 325.6)
-
Step 100
100
#EFE6F0
oklch(93.5% 0.016 322.7)
-
Step 200
200
#E4D3E4
oklch(88.6% 0.029 325.8)
-
Step 300
300
#D3B5D4
oklch(80.9% 0.054 325.1)
-
Step 400
400
#BC8EBE
oklch(70.6% 0.086 325.1)
-
Step 500
500
#AB71AE
oklch(63.1% 0.111 325.1)
-
Step 600
600
#96599A
oklch(55.7% 0.119 324.8)
-
Step 700
700
#804883
oklch(49.1% 0.112 325.3)
-
Step 800
800
#683C6B
oklch(42.8% 0.092 324.7)
-
Step 900
900
#553356
oklch(37.6% 0.072 325.9)
-
Step 950
950 (this color)
#3F2B40
oklch(32.1% 0.045 325)
#3F2B40 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) | #293041 | 0.041 |
| Deuteranopia (no green cones) | #2E333F | 0.038 |
| Tritanopia (no blue cones) | #402D33 | 0.026 |
| Achromatopsia (no color) | #323232 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F2B40
#3F2B40
oklch(32.1% 0.045 325)
- #243925
#243925
oklch(32% 0.044 145.6)
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 #3F2B40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.037
- Gunmetal #293241 ΔE 0.043
- Onyx #343A40 ΔE 0.050
- Dark Blue Grey #1F3B4D ΔE 0.065
- Prussian Blue #1D3557 ΔE 0.066
- Oxford Blue #1B263B ΔE 0.069
- Charcoal Grey #3C4142 ΔE 0.070
- Jet #212529 ΔE 0.074
Use #3F2B40 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.