#3E1B5B
Closest named color: Plum Purple (#4E0550). oklch(30.8% 0.111 306), rgb(62, 27, 91).
Aa
White text reads best on this color (13.88:1).
About this color
#3E1B5B is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.111 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.050 away. White text reads best on it, at 13.88:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.111) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.51:1 |
| White text | 13.88:1 |
Values
| HEX | #3E1B5B |
| RGB | rgb(62, 27, 91) |
| HSL | hsl(273, 54%, 23%) |
| OKLCH | oklch(30.8% 0.111 306) |
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 #3E1B5B | 13.88:1 | AAA | Lc -103.2 | Preferred for body text |
| Black text on #3E1B5B | 1.51:1 | Fails | Lc 0.0 | Not readable |
| #3E1B5B text on white | 13.88:1 | AAA | Lc 100.1 | Preferred for body text |
| #3E1B5B text on black | 1.51:1 | 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
#F8F3FF
oklch(97.1% 0.017 304.8)
-
Step 100
100
#F0E4FF
oklch(93.6% 0.038 305.7)
-
Step 200
200
#E5CEFF
oklch(88.6% 0.071 306.3)
-
Step 300
300
#D4ACFF
oklch(80.9% 0.121 305.9)
-
Step 400
400
#BF7AFF
oklch(70.7% 0.195 306)
-
Step 500
500
#B04BFF
oklch(63% 0.254 305.9)
-
Step 600
600
#9E00F3
oklch(55.5% 0.287 305.9)
-
Step 700
700
#8600CE
oklch(49.2% 0.254 306.1)
-
Step 800
800
#6E00AB
oklch(42.7% 0.221 305.9)
-
Step 900
900
#591489
oklch(37.7% 0.176 305.7)
-
Step 950
950 (this color)
#3E1B5B
oklch(30.8% 0.111 306)
#3E1B5B 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) | #002B5D | 0.091 |
| Deuteranopia (no green cones) | #0B2D5A | 0.086 |
| Tritanopia (no blue cones) | #392938 | 0.080 |
| Achromatopsia (no color) | #2C2C2C | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E1B5B
#3E1B5B
oklch(30.8% 0.111 306)
- #263600
#263600
oklch(30.7% 0.078 125.7)
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 #3E1B5B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.050
- Deep Violet #490648 ΔE 0.052
- Royal Purple #4B006E ΔE 0.052
- Eggplant Purple #430541 ΔE 0.059
- Dark Purple #35063E ΔE 0.069
- Grape Purple #5D1451 ΔE 0.071
- Deep Purple #36013F ΔE 0.072
- Indigo #4B0082 ΔE 0.076
Use #3E1B5B 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.