#3F2163
Closest named color: Royal Purple (#4B006E). oklch(32.5% 0.112 301.3), rgb(63, 33, 99).
Aa
White text reads best on this color (13.05:1).
About this color
#3F2163 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.112 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.054 away. White text reads best on it, at 13.05:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.112) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.60:1 |
| White text | 13.05:1 |
Values
| HEX | #3F2163 |
| RGB | rgb(63, 33, 99) |
| HSL | hsl(267, 50%, 26%) |
| OKLCH | oklch(32.5% 0.112 301.3) |
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 #3F2163 | 13.05:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #3F2163 | 1.60:1 | Fails | Lc 0.0 | Not readable |
| #3F2163 text on white | 13.05:1 | AAA | Lc 98.9 | Preferred for body text |
| #3F2163 text on black | 1.60:1 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#ECE6F8
oklch(93.5% 0.025 301.1)
-
Step 200
200
#DED3F4
oklch(88.6% 0.046 300.7)
-
Step 300
300
#CAB4EF
oklch(80.9% 0.085 301.6)
-
Step 400
400
#AF8BE7
oklch(70.6% 0.135 301)
-
Step 500
500
#9D6BDF
oklch(63.1% 0.172 301.5)
-
Step 600
600
#8850CD
oklch(55.6% 0.187 301.2)
-
Step 700
700
#743FB1
oklch(49.1% 0.174 301.6)
-
Step 800
800
#5E3590
oklch(42.7% 0.145 301.2)
-
Step 900
900 (this color)
#3F2163
oklch(32.5% 0.112 301.3)
-
Step 950
950
#2D1C43
oklch(26.9% 0.072 301.9)
#3F2163 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) | #003065 | 0.086 |
| Deuteranopia (no green cones) | #0A3062 | 0.081 |
| Tritanopia (no blue cones) | #382F3E | 0.084 |
| Achromatopsia (no color) | #313131 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F2163
#3F2163
oklch(32.5% 0.112 301.3)
- #2E3A00
#2E3A00
oklch(32.6% 0.079 121.7)
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 #3F2163, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.054
- Plum Purple #4E0550 ΔE 0.062
- Deep Violet #490648 ΔE 0.068
- Indigo #4B0082 ΔE 0.068
- Grape Purple #5D1451 ΔE 0.074
- Eggplant Purple #430541 ΔE 0.077
- Midnight Blue #191970 ΔE 0.079
- Prussian Blue #1D3557 ΔE 0.079
Use #3F2163 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.