#3F1D6F
Closest named color: Royal Purple (#4B006E). oklch(32.9% 0.133 297.5), rgb(63, 29, 111).
Aa
White text reads best on this color (12.98:1).
About this color
#3F1D6F is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.133 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.043 away. White text reads best on it, at 12.98:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.61:1 |
| White text | 12.98:1 |
Values
| HEX | #3F1D6F |
| RGB | rgb(63, 29, 111) |
| HSL | hsl(265, 59%, 27%) |
| OKLCH | oklch(32.9% 0.133 297.5) |
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 #3F1D6F | 12.98:1 | AAA | Lc -102.0 | Preferred for body text |
| Black text on #3F1D6F | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #3F1D6F text on white | 12.98:1 | AAA | Lc 98.6 | Preferred for body text |
| #3F1D6F text on black | 1.61:1 | 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
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#ECE6FB
oklch(93.6% 0.029 298.9)
-
Step 200
200
#DDD2FA
oklch(88.5% 0.056 297.8)
-
Step 300
300
#C8B3F9
oklch(80.9% 0.1 297.9)
-
Step 400
400
#AD88F7
oklch(70.7% 0.16 297.5)
-
Step 500
500
#9A65F3
oklch(63.1% 0.205 297.4)
-
Step 600
600
#8646E1
oklch(55.6% 0.222 297.6)
-
Step 700
700
#7236C4
oklch(49.2% 0.207 297.5)
-
Step 800
800
#5C2E9E
oklch(42.6% 0.171 297.4)
-
Step 900
900 (this color)
#3F1D6F
oklch(32.9% 0.133 297.5)
-
Step 950
950
#2C1A4A
oklch(27% 0.086 297.6)
#3F1D6F 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) | #003171 | 0.087 |
| Deuteranopia (no green cones) | #00306D | 0.087 |
| Tritanopia (no blue cones) | #333144 | 0.100 |
| Achromatopsia (no color) | #313131 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F1D6F
#3F1D6F
oklch(32.9% 0.133 297.5)
- #323A00
#323A00
oklch(32.9% 0.077 118)
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 #3F1D6F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.043
- Indigo #4B0082 ΔE 0.048
- Midnight Blue #191970 ΔE 0.073
- Plum Purple #4E0550 ΔE 0.073
- Deep Violet #490648 ΔE 0.081
- Grape Purple #5D1451 ΔE 0.086
- Dark Slate Blue #483D8B ΔE 0.089
- Marine #042E60 ΔE 0.091
Use #3F1D6F 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.