#3F244C
Closest named color: Space Cadet (#2B2D42). oklch(31.4% 0.076 313.9), rgb(63, 36, 76).
Aa
White text reads best on this color (13.39:1).
About this color
#3F244C is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.076 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.050 away. White text reads best on it, at 13.39:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.076) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.56:1 |
| White text | 13.39:1 |
Values
| HEX | #3F244C |
| RGB | rgb(63, 36, 76) |
| HSL | hsl(281, 36%, 22%) |
| OKLCH | oklch(31.4% 0.076 313.9) |
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 #3F244C | 13.39:1 | AAA | Lc -102.8 | Preferred for body text |
| Black text on #3F244C | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #3F244C text on white | 13.39:1 | AAA | Lc 99.6 | Preferred for body text |
| #3F244C text on black | 1.56:1 | 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
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#F0E5F6
oklch(93.6% 0.025 314)
-
Step 200
200
#E5D0F1
oklch(88.5% 0.05 313.4)
-
Step 300
300
#D6B0EA
oklch(81% 0.09 313.8)
-
Step 400
400
#C183DF
oklch(70.7% 0.145 314.1)
-
Step 500
500
#B160D6
oklch(63.1% 0.185 314)
-
Step 600
600
#9C42C3
oklch(55.5% 0.201 313.9)
-
Step 700
700
#8533A9
oklch(49.1% 0.187 313.6)
-
Step 800
800
#6C2C89
oklch(42.7% 0.154 313.4)
-
Step 900
900
#58296D
oklch(37.7% 0.12 314)
-
Step 950
950 (this color)
#3F244C
oklch(31.4% 0.076 313.9)
#3F244C 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) | #1C2D4D | 0.063 |
| Deuteranopia (no green cones) | #23304B | 0.058 |
| Tritanopia (no blue cones) | #3E2A34 | 0.052 |
| Achromatopsia (no color) | #2F2F2F | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F244C
#3F244C
oklch(31.4% 0.076 313.9)
- #20390C
#20390C
oklch(31.3% 0.076 134)
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 #3F244C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.050
- Deep Violet #490648 ΔE 0.059
- Plum Purple #4E0550 ΔE 0.063
- Gunmetal #293241 ΔE 0.063
- Eggplant Purple #430541 ΔE 0.063
- Grape Purple #5D1451 ΔE 0.069
- Prussian Blue #1D3557 ΔE 0.070
- Aubergine #3D0734 ΔE 0.072
Use #3F244C 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.