#3F1D65
Closest named color: Royal Purple (#4B006E). oklch(32% 0.121 301.5), rgb(63, 29, 101).
Aa
White text reads best on this color (13.33:1).
About this color
#3F1D65 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.121 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 0.045 away. White text reads best on it, at 13.33:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.57:1 |
| White text | 13.33:1 |
Values
| HEX | #3F1D65 |
| RGB | rgb(63, 29, 101) |
| HSL | hsl(268, 55%, 25%) |
| OKLCH | oklch(32% 0.121 301.5) |
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 #3F1D65 | 13.33:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #3F1D65 | 1.57:1 | Fails | Lc 0.0 | Not readable |
| #3F1D65 text on white | 13.33:1 | AAA | Lc 99.3 | Preferred for body text |
| #3F1D65 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
#F7F3FF
oklch(97.1% 0.016 301.2)
-
Step 100
100
#EEE5FF
oklch(93.7% 0.036 301.4)
-
Step 200
200
#E1CFFF
oklch(88.5% 0.068 302.1)
-
Step 300
300
#CEAFFF
oklch(80.9% 0.115 301.7)
-
Step 400
400
#B680FF
oklch(70.7% 0.184 301.5)
-
Step 500
500
#A656FF
oklch(63.1% 0.239 301.5)
-
Step 600
600
#9700FE
oklch(55.6% 0.295 301.5)
-
Step 700
700
#7F00D7
oklch(49.1% 0.26 301.5)
-
Step 800
800
#6900B2
oklch(42.7% 0.226 301.8)
-
Step 900
900
#560B93
oklch(37.6% 0.191 301.4)
-
Step 950
950 (this color)
#3F1D65
oklch(32% 0.121 301.5)
#3F1D65 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) | #002F67 | 0.089 |
| Deuteranopia (no green cones) | #002F63 | 0.090 |
| Tritanopia (no blue cones) | #372D3E | 0.089 |
| Achromatopsia (no color) | #2F2F2F | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F1D65
#3F1D65
oklch(32% 0.121 301.5)
- #2D3800
#2D3800
oklch(31.9% 0.077 121.1)
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 #3F1D65, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.045
- Plum Purple #4E0550 ΔE 0.060
- Indigo #4B0082 ΔE 0.061
- Deep Violet #490648 ΔE 0.066
- Eggplant Purple #430541 ΔE 0.076
- Grape Purple #5D1451 ΔE 0.076
- Midnight Blue #191970 ΔE 0.076
- Dark Purple #35063E ΔE 0.086
Use #3F1D65 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.