#3F1537
Closest named color: Aubergine (#3D0734). oklch(27.6% 0.081 335.6), rgb(63, 21, 55).
Aa
White text reads best on this color (15.28:1).
About this color
#3F1537 is a dark, moderately saturated purple. In OKLCH its lightness is 28%, its chroma 0.081 and its hue 336°. Its hue sits on the warm side of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.028 away. White text reads best on it, at 15.28:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.081) |
| Temperature | warm |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.37:1 |
| White text | 15.28:1 |
Values
| HEX | #3F1537 |
| RGB | rgb(63, 21, 55) |
| HSL | hsl(311, 50%, 16%) |
| OKLCH | oklch(27.6% 0.081 335.6) |
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 #3F1537 | 15.28:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #3F1537 | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #3F1537 text on white | 15.28:1 | AAA | Lc 101.8 | Preferred for body text |
| #3F1537 text on black | 1.37:1 | 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
#FBF2F9
oklch(97% 0.013 333)
-
Step 100
100
#F7E3F1
oklch(93.6% 0.028 336.4)
-
Step 200
200
#F1CCE7
oklch(88.5% 0.054 335.7)
-
Step 300
300
#E8A9D9
oklch(80.9% 0.096 335.3)
-
Step 400
400
#DA78C5
oklch(70.6% 0.154 335.6)
-
Step 500
500
#CE50B6
oklch(63.1% 0.196 335.9)
-
Step 600
600
#B92BA2
oklch(55.6% 0.214 335.7)
-
Step 700
700
#9F1B8B
oklch(49.1% 0.199 335.6)
-
Step 800
800
#811B71
oklch(42.7% 0.165 335.4)
-
Step 900
900
#681F5B
oklch(37.7% 0.127 335.7)
-
Step 950
950 (this color)
#3F1537
oklch(27.6% 0.081 335.6)
#3F1537 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) | #152138 | 0.086 |
| Deuteranopia (no green cones) | #222836 | 0.076 |
| Tritanopia (no blue cones) | #421723 | 0.040 |
| Achromatopsia (no color) | #252525 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F1537
#3F1537
oklch(27.6% 0.081 335.6)
- #003119
#003119
oklch(27.5% 0.067 155.9)
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 #3F1537, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.028
- Eggplant #380835 ΔE 0.034
- Eggplant Purple #430541 ΔE 0.036
- Dark Plum #3F012C ΔE 0.039
- Deep Violet #490648 ΔE 0.045
- Dark Purple #35063E ΔE 0.046
- Deep Purple #36013F ΔE 0.053
- Plum Purple #4E0550 ΔE 0.060
Use #3F1537 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.