#3B1D4B
Closest named color: Deep Violet (#490648). oklch(29.5% 0.086 312.4), rgb(59, 29, 75).
Aa
White text reads best on this color (14.35:1).
About this color
#3B1D4B is a dark, moderately saturated purple. In OKLCH its lightness is 30%, its chroma 0.086 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Violet (#490648), ΔE 0.048 away. White text reads best on it, at 14.35:1.
| Hue family | Purples |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.086) |
| Temperature | in between |
| Nearest name | Deep Violet (#490648) |
| Black text | 1.46:1 |
| White text | 14.35:1 |
Values
| HEX | #3B1D4B |
| RGB | rgb(59, 29, 75) |
| HSL | hsl(279, 44%, 20%) |
| OKLCH | oklch(29.5% 0.086 312.4) |
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 #3B1D4B | 14.35:1 | AAA | Lc -103.8 | Preferred for body text |
| Black text on #3B1D4B | 1.46:1 | Fails | Lc 0.0 | Not readable |
| #3B1D4B text on white | 14.35:1 | AAA | Lc 100.8 | Preferred for body text |
| #3B1D4B text on black | 1.46:1 | 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
#F9F3FC
oklch(97.1% 0.013 314.8)
-
Step 100
100
#F1E5F9
oklch(93.7% 0.03 312.1)
-
Step 200
200
#E6CFF5
oklch(88.5% 0.057 312.1)
-
Step 300
300
#D7AEF0
oklch(80.9% 0.101 312.3)
-
Step 400
400
#C37FE9
oklch(70.7% 0.164 312.4)
-
Step 500
500
#B359E2
oklch(63.1% 0.209 312.2)
-
Step 600
600
#9F37D0
oklch(55.6% 0.227 312.3)
-
Step 700
700
#8827B4
oklch(49.1% 0.211 312.3)
-
Step 800
800
#6E2392
oklch(42.6% 0.176 312)
-
Step 900
900
#592474
oklch(37.6% 0.136 312.1)
-
Step 950
950 (this color)
#3B1D4B
oklch(29.5% 0.086 312.4)
#3B1D4B 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) | #10284D | 0.075 |
| Deuteranopia (no green cones) | #1A2B4A | 0.067 |
| Tritanopia (no blue cones) | #392530 | 0.060 |
| Achromatopsia (no color) | #2A2A2A | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B1D4B
#3B1D4B
oklch(29.5% 0.086 312.4)
- #1C3500
#1C3500
oklch(29.7% 0.083 132.3)
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 #3B1D4B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Violet #490648 ΔE 0.048
- Eggplant Purple #430541 ΔE 0.048
- Plum Purple #4E0550 ΔE 0.055
- Dark Purple #35063E ΔE 0.055
- Aubergine #3D0734 ΔE 0.057
- Eggplant #380835 ΔE 0.058
- Space Cadet #2B2D42 ΔE 0.059
- Deep Purple #36013F ΔE 0.061
Use #3B1D4B 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.