#3F243E
Closest named color: Space Cadet (#2B2D42). oklch(30.6% 0.058 328.2), rgb(63, 36, 62).
Aa
White text reads best on this color (13.69:1).
About this color
#3F243E is a dark, muted purple. In OKLCH its lightness is 31%, its chroma 0.058 and its hue 328°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.044 away. White text reads best on it, at 13.69:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | muted (0.058) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.53:1 |
| White text | 13.69:1 |
Values
| HEX | #3F243E |
| RGB | rgb(63, 36, 62) |
| HSL | hsl(302, 27%, 19%) |
| OKLCH | oklch(30.6% 0.058 328.2) |
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 #3F243E | 13.69:1 | AAA | Lc -103.2 | Preferred for body text |
| Black text on #3F243E | 1.53:1 | Fails | Lc 0.0 | Not readable |
| #3F243E text on white | 13.69:1 | AAA | Lc 100.1 | Preferred for body text |
| #3F243E text on black | 1.53:1 | 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
#F9F3F9
oklch(97% 0.01 325.7)
-
Step 100
100
#F2E5F1
oklch(93.6% 0.021 328.1)
-
Step 200
200
#E8D1E6
oklch(88.6% 0.038 328.6)
-
Step 300
300
#DAB1D7
oklch(80.9% 0.069 328.6)
-
Step 400
400
#C687C3
oklch(70.6% 0.111 328.3)
-
Step 500
500
#B668B4
oklch(63.1% 0.14 328)
-
Step 600
600
#A14DA0
oklch(55.6% 0.153 327.8)
-
Step 700
700
#8A3D89
oklch(49.1% 0.144 328)
-
Step 800
800
#70336F
oklch(42.6% 0.118 328)
-
Step 900
900
#5B2E5A
oklch(37.8% 0.091 328)
-
Step 950
950 (this color)
#3F243E
oklch(30.6% 0.058 328.2)
#3F243E 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) | #222B3F | 0.056 |
| Deuteranopia (no green cones) | #292F3D | 0.051 |
| Tritanopia (no blue cones) | #41262E | 0.032 |
| Achromatopsia (no color) | #2D2D2D | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F243E
#3F243E
oklch(30.6% 0.058 328.2)
- #18371E
#18371E
oklch(30.5% 0.058 148.4)
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 #3F243E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.044
- Gunmetal #293241 ΔE 0.055
- Eggplant Purple #430541 ΔE 0.067
- Aubergine #3D0734 ΔE 0.067
- Oxford Blue #1B263B ΔE 0.067
- Deep Violet #490648 ΔE 0.067
- Onyx #343A40 ΔE 0.070
- Eggplant #380835 ΔE 0.070
Use #3F243E 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.