#3F224B
Closest named color: Space Cadet (#2B2D42). oklch(31% 0.079 315.3), rgb(63, 34, 75).
Aa
White text reads best on this color (13.62:1).
About this color
#3F224B is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.079 and its hue 315°. 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 13.62:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.079) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.54:1 |
| White text | 13.62:1 |
Values
| HEX | #3F224B |
| RGB | rgb(63, 34, 75) |
| HSL | hsl(282, 38%, 21%) |
| OKLCH | oklch(31% 0.079 315.3) |
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 #3F224B | 13.62:1 | AAA | Lc -103.1 | Preferred for body text |
| Black text on #3F224B | 1.54:1 | Fails | Lc 0.0 | Not readable |
| #3F224B text on white | 13.62:1 | AAA | Lc 99.9 | Preferred for body text |
| #3F224B 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
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F1E5F7
oklch(93.7% 0.027 314.7)
-
Step 200
200
#E6CFF1
oklch(88.4% 0.052 314.9)
-
Step 300
300
#D8AFEA
oklch(81% 0.092 315.4)
-
Step 400
400
#C481E0
oklch(70.7% 0.151 315.4)
-
Step 500
500
#B45DD7
oklch(63.1% 0.192 315.2)
-
Step 600
600
#9F3EC4
oklch(55.5% 0.208 315.1)
-
Step 700
700
#882FA9
oklch(49.1% 0.193 315.2)
-
Step 800
800
#6F2989
oklch(42.8% 0.16 315.4)
-
Step 900
900
#5A276E
oklch(37.8% 0.125 315.2)
-
Step 950
950 (this color)
#3F224B
oklch(31% 0.079 315.3)
#3F224B 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) | #192C4C | 0.069 |
| Deuteranopia (no green cones) | #222F4A | 0.062 |
| Tritanopia (no blue cones) | #3E2833 | 0.052 |
| Achromatopsia (no color) | #2E2E2E | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F224B
#3F224B
oklch(31% 0.079 315.3)
- #1D390A
#1D390A
oklch(31.1% 0.079 135.4)
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 #3F224B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.053
- Deep Violet #490648 ΔE 0.054
- Eggplant Purple #430541 ΔE 0.058
- Plum Purple #4E0550 ΔE 0.059
- Gunmetal #293241 ΔE 0.067
- Aubergine #3D0734 ΔE 0.067
- Grape Purple #5D1451 ΔE 0.068
- Eggplant #380835 ΔE 0.070
Use #3F224B 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.