#3F215B
Closest named color: Plum Purple (#4E0550). oklch(31.9% 0.102 305.2), rgb(63, 33, 91).
Aa
White text reads best on this color (13.29:1).
About this color
#3F215B is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.102 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.057 away. White text reads best on it, at 13.29:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.102) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.57:1 |
| White text | 13.29:1 |
Values
| HEX | #3F215B |
| RGB | rgb(63, 33, 91) |
| HSL | hsl(271, 47%, 24%) |
| OKLCH | oklch(31.9% 0.102 305.2) |
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 #3F215B | 13.29:1 | AAA | Lc -102.6 | Preferred for body text |
| Black text on #3F215B | 1.57:1 | Fails | Lc 0.0 | Not readable |
| #3F215B text on white | 13.29:1 | AAA | Lc 99.4 | Preferred for body text |
| #3F215B 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
#F8F3FE
oklch(97.1% 0.015 306.4)
-
Step 100
100
#EFE4FD
oklch(93.5% 0.035 305.5)
-
Step 200
200
#E3CFFD
oklch(88.5% 0.066 304.8)
-
Step 300
300
#D3ACFF
oklch(80.8% 0.121 305.4)
-
Step 400
400
#BD7BFF
oklch(70.6% 0.193 305.1)
-
Step 500
500
#AE50FD
oklch(63.2% 0.246 305.2)
-
Step 600
600
#9A23EC
oklch(55.6% 0.268 305.2)
-
Step 700
700
#840CCD
oklch(49.1% 0.249 305.4)
-
Step 800
800
#6B15A6
oklch(42.8% 0.206 305.2)
-
Step 900
900
#561D84
oklch(37.7% 0.161 304.8)
-
Step 950
950 (this color)
#3F215B
oklch(31.9% 0.102 305.2)
#3F215B 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) | #072F5D | 0.083 |
| Deuteranopia (no green cones) | #15305A | 0.075 |
| Tritanopia (no blue cones) | #3A2C3A | 0.074 |
| Achromatopsia (no color) | #303030 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F215B
#3F215B
oklch(31.9% 0.102 305.2)
- #293900
#293900
oklch(31.9% 0.08 125.2)
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 #3F215B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.057
- Deep Violet #490648 ΔE 0.059
- Royal Purple #4B006E ΔE 0.061
- Eggplant Purple #430541 ΔE 0.067
- Grape Purple #5D1451 ΔE 0.068
- Space Cadet #2B2D42 ΔE 0.071
- Prussian Blue #1D3557 ΔE 0.076
- Dark Purple #35063E ΔE 0.079
Use #3F215B 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.