#3F2763
Closest named color: Royal Purple (#4B006E). oklch(33.5% 0.102 299.3), rgb(63, 39, 99).
Aa
White text reads best on this color (12.48:1).
About this color
#3F2763 is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.102 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.066 away. White text reads best on it, at 12.48:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.102) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.68:1 |
| White text | 12.48:1 |
Values
| HEX | #3F2763 |
| RGB | rgb(63, 39, 99) |
| HSL | hsl(264, 43%, 27%) |
| OKLCH | oklch(33.5% 0.102 299.3) |
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 #3F2763 | 12.48:1 | AAA | Lc -101.5 | Preferred for body text |
| Black text on #3F2763 | 1.68:1 | Fails | Lc 0.0 | Not readable |
| #3F2763 text on white | 12.48:1 | AAA | Lc 98.1 | Preferred for body text |
| #3F2763 text on black | 1.68:1 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#ECE7F7
oklch(93.7% 0.022 300.2)
-
Step 200
200
#DDD3F2
oklch(88.4% 0.043 300.2)
-
Step 300
300
#C7B6EC
oklch(80.9% 0.077 299.1)
-
Step 400
400
#AC8EE2
oklch(70.6% 0.123 299.7)
-
Step 500
500
#9870DA
oklch(63.1% 0.157 299.3)
-
Step 600
600
#8356C7
oklch(55.6% 0.17 299.2)
-
Step 700
700
#6F45AC
oklch(49.1% 0.159 299.3)
-
Step 800
800
#5A3A8B
oklch(42.7% 0.13 299)
-
Step 900
900 (this color)
#3F2763
oklch(33.5% 0.102 299.3)
-
Step 950
950
#2B1E41
oklch(26.9% 0.064 299.2)
#3F2763 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) | #0B3465 | 0.074 |
| Deuteranopia (no green cones) | #153362 | 0.068 |
| Tritanopia (no blue cones) | #373341 | 0.078 |
| Achromatopsia (no color) | #343434 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F2763
#3F2763
oklch(33.5% 0.102 299.3)
- #323C00
#323C00
oklch(33.5% 0.079 119.6)
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 #3F2763, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.066
- Prussian Blue #1D3557 ΔE 0.069
- Plum Purple #4E0550 ΔE 0.072
- Space Cadet #2B2D42 ΔE 0.074
- Grape Purple #5D1451 ΔE 0.075
- Deep Violet #490648 ΔE 0.077
- Indigo #4B0082 ΔE 0.077
- Marine #042E60 ΔE 0.079
Use #3F2763 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.