#3F244F
Closest named color: Space Cadet (#2B2D42). oklch(31.6% 0.08 311.6), rgb(63, 36, 79).
Aa
White text reads best on this color (13.31:1).
About this color
#3F244F is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.080 and its hue 312°. 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 13.31:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.080) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.57:1 |
| White text | 13.31:1 |
Values
| HEX | #3F244F |
| RGB | rgb(63, 36, 79) |
| HSL | hsl(278, 37%, 23%) |
| OKLCH | oklch(31.6% 0.08 311.6) |
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 #3F244F | 13.31:1 | AAA | Lc -102.7 | Preferred for body text |
| Black text on #3F244F | 1.57:1 | Fails | Lc 0.0 | Not readable |
| #3F244F text on white | 13.31:1 | AAA | Lc 99.5 | Preferred for body text |
| #3F244F text on black | 1.57:1 | 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
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#F0E5F8
oklch(93.6% 0.028 311.3)
-
Step 200
200
#E5D0F3
oklch(88.6% 0.052 311.9)
-
Step 300
300
#D5AFEE
oklch(80.9% 0.096 311.6)
-
Step 400
400
#C082E5
oklch(70.7% 0.153 311.8)
-
Step 500
500
#AF5FDD
oklch(63.1% 0.193 311.4)
-
Step 600
600
#9B40CB
oklch(55.7% 0.211 311.5)
-
Step 700
700
#8430AF
oklch(49.1% 0.196 311.5)
-
Step 800
800
#6B2A8E
oklch(42.7% 0.162 311.2)
-
Step 900
900
#572871
oklch(37.7% 0.126 311.5)
-
Step 950
950 (this color)
#3F244F
oklch(31.6% 0.08 311.6)
#3F244F 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) | #1A2E50 | 0.066 |
| Deuteranopia (no green cones) | #22304E | 0.059 |
| Tritanopia (no blue cones) | #3D2B35 | 0.057 |
| Achromatopsia (no color) | #2F2F2F | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F244F
#3F244F
oklch(31.6% 0.08 311.6)
- #223A06
#223A06
oklch(31.7% 0.081 131.8)
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 #3F244F, 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 0.059
- Plum Purple #4E0550 ΔE 0.061
- Eggplant Purple #430541 ΔE 0.064
- Gunmetal #293241 ΔE 0.066
- Grape Purple #5D1451 ΔE 0.068
- Prussian Blue #1D3557 ΔE 0.069
- Aubergine #3D0734 ΔE 0.075
Use #3F244F 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.