#3B1737
Closest named color: Aubergine (#3D0734). oklch(27.2% 0.074 331.8), rgb(59, 23, 55).
Aa
White text reads best on this color (15.39:1).
About this color
#3B1737 is a dark, moderately saturated purple. In OKLCH its lightness is 27%, its chroma 0.074 and its hue 332°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.032 away. White text reads best on it, at 15.39:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.36:1 |
| White text | 15.39:1 |
Values
| HEX | #3B1737 |
| RGB | rgb(59, 23, 55) |
| HSL | hsl(307, 44%, 16%) |
| OKLCH | oklch(27.2% 0.074 331.8) |
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 #3B1737 | 15.39:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #3B1737 | 1.36:1 | Fails | Lc 0.0 | Not readable |
| #3B1737 text on white | 15.39:1 | AAA | Lc 102.0 | Preferred for body text |
| #3B1737 text on black | 1.36:1 | 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
#FAF3F9
oklch(97.1% 0.011 330.1)
-
Step 100
100
#F5E4F2
oklch(93.6% 0.026 331.5)
-
Step 200
200
#EDCEE8
oklch(88.5% 0.049 331.3)
-
Step 300
300
#E3ACDA
oklch(80.9% 0.088 332.1)
-
Step 400
400
#D37EC8
oklch(70.8% 0.141 331.8)
-
Step 500
500
#C559B9
oklch(63.1% 0.179 331.9)
-
Step 600
600
#B039A5
oklch(55.5% 0.196 331.8)
-
Step 700
700
#972A8D
oklch(49.1% 0.182 332)
-
Step 800
800
#7B2573
oklch(42.7% 0.151 331.8)
-
Step 900
900
#63245D
oklch(37.6% 0.118 331.5)
-
Step 950
950 (this color)
#3B1737
oklch(27.2% 0.074 331.8)
#3B1737 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) | #162138 | 0.075 |
| Deuteranopia (no green cones) | #202636 | 0.066 |
| Tritanopia (no blue cones) | #3E1A24 | 0.040 |
| Achromatopsia (no color) | #252525 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B1737
#3B1737
oklch(27.2% 0.074 331.8)
- #003014
#003014
oklch(27.1% 0.071 152.1)
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 #3B1737, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.032
- Eggplant #380835 ΔE 0.034
- Eggplant Purple #430541 ΔE 0.042
- Dark Plum #3F012C ΔE 0.043
- Dark Purple #35063E ΔE 0.045
- Deep Violet #490648 ΔE 0.052
- Deep Purple #36013F ΔE 0.052
- Plum Purple #4E0550 ΔE 0.067
Use #3B1737 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.