#3F254F
Closest named color: Space Cadet (#2B2D42). oklch(31.8% 0.078 311.2), rgb(63, 37, 79).
Aa
White text reads best on this color (13.21:1).
About this color
#3F254F is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.078 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.052 away. White text reads best on it, at 13.21:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.078) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.58:1 |
| White text | 13.21:1 |
Values
| HEX | #3F254F |
| RGB | rgb(63, 37, 79) |
| HSL | hsl(277, 36%, 23%) |
| OKLCH | oklch(31.8% 0.078 311.2) |
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 #3F254F | 13.21:1 | AAA | Lc -102.6 | Preferred for body text |
| Black text on #3F254F | 1.58:1 | Fails | Lc 0.0 | Not readable |
| #3F254F text on white | 13.21:1 | AAA | Lc 99.4 | Preferred for body text |
| #3F254F text on black | 1.58:1 | 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
#F0E5F7
oklch(93.6% 0.027 312.6)
-
Step 200
200
#E4D0F3
oklch(88.5% 0.052 310.8)
-
Step 300
300
#D4B0ED
oklch(80.9% 0.092 311.1)
-
Step 400
400
#BE84E4
oklch(70.7% 0.148 310.9)
-
Step 500
500
#AE60DC
oklch(63.1% 0.19 311.2)
-
Step 600
600
#9942C9
oklch(55.5% 0.206 311.1)
-
Step 700
700
#8332AE
oklch(49.1% 0.192 311.2)
-
Step 800
800
#6A2B8D
oklch(42.6% 0.159 310.9)
-
Step 900
900
#562970
oklch(37.6% 0.123 311.1)
-
Step 950
950 (this color)
#3F254F
oklch(31.8% 0.078 311.2)
#3F254F 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) | #1B2F50 | 0.064 |
| Deuteranopia (no green cones) | #22304E | 0.058 |
| Tritanopia (no blue cones) | #3D2C36 | 0.055 |
| Achromatopsia (no color) | #303030 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F254F
#3F254F
oklch(31.8% 0.078 311.2)
- #233A08
#233A08
oklch(31.8% 0.079 131.5)
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 #3F254F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.052
- Deep Violet #490648 ΔE 0.061
- Plum Purple #4E0550 ΔE 0.064
- Gunmetal #293241 ΔE 0.064
- Eggplant Purple #430541 ΔE 0.067
- Prussian Blue #1D3557 ΔE 0.068
- Grape Purple #5D1451 ΔE 0.068
- Oxford Blue #1B263B ΔE 0.077
Use #3F254F 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.