#3F255F
Closest named color: Royal Purple (#4B006E). oklch(32.9% 0.1 301.8), rgb(63, 37, 95).
Aa
White text reads best on this color (12.79:1).
About this color
#3F255F is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.100 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.065 away. White text reads best on it, at 12.79:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.64:1 |
| White text | 12.79:1 |
Values
| HEX | #3F255F |
| RGB | rgb(63, 37, 95) |
| HSL | hsl(267, 44%, 26%) |
| OKLCH | oklch(32.9% 0.1 301.8) |
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 #3F255F | 12.79:1 | AAA | Lc -102.0 | Preferred for body text |
| Black text on #3F255F | 1.64:1 | Fails | Lc 0.0 | Not readable |
| #3F255F text on white | 12.79:1 | AAA | Lc 98.6 | Preferred for body text |
| #3F255F text on black | 1.64:1 | 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 900.
-
Step 50
50
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#ECE7F6
oklch(93.6% 0.021 301.1)
-
Step 200
200
#DED3F1
oklch(88.5% 0.042 302.2)
-
Step 300
300
#C9B6EA
oklch(81% 0.075 301.4)
-
Step 400
400
#AE8EDF
oklch(70.7% 0.12 301.6)
-
Step 500
500
#9B6FD6
oklch(63% 0.155 301.9)
-
Step 600
600
#8655C3
oklch(55.5% 0.167 301.8)
-
Step 700
700
#7245A9
oklch(49.2% 0.156 301.7)
-
Step 800
800
#5D3989
oklch(42.7% 0.13 301.9)
-
Step 900
900 (this color)
#3F255F
oklch(32.9% 0.1 301.8)
-
Step 950
950
#2C1E40
oklch(27% 0.063 301.3)
#3F255F 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) | #0C3261 | 0.076 |
| Deuteranopia (no green cones) | #16325E | 0.069 |
| Tritanopia (no blue cones) | #39313E | 0.076 |
| Achromatopsia (no color) | #323232 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F255F
#3F255F
oklch(32.9% 0.1 301.8)
- #2F3B00
#2F3B00
oklch(33% 0.08 121.5)
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 #3F255F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.065
- Plum Purple #4E0550 ΔE 0.066
- Deep Violet #490648 ΔE 0.070
- Prussian Blue #1D3557 ΔE 0.070
- Space Cadet #2B2D42 ΔE 0.071
- Grape Purple #5D1451 ΔE 0.072
- Eggplant Purple #430541 ΔE 0.078
- Indigo #4B0082 ΔE 0.080
Use #3F255F 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.