#3A1731
Closest named color: Aubergine (#3D0734). oklch(26.8% 0.067 338.1), rgb(58, 23, 49).
Aa
White text reads best on this color (15.59:1).
About this color
#3A1731 is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.067 and its hue 338°. Its hue sits on the warm side of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.035 away. White text reads best on it, at 15.59:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.067) |
| Temperature | warm |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.34:1 |
| White text | 15.59:1 |
Values
| HEX | #3A1731 |
| RGB | rgb(58, 23, 49) |
| HSL | hsl(315, 43%, 16%) |
| OKLCH | oklch(26.8% 0.067 338.1) |
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 #3A1731 | 15.59:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #3A1731 | 1.34:1 | Fails | Lc 0.0 | Not readable |
| #3A1731 text on white | 15.59:1 | AAA | Lc 102.3 | Preferred for body text |
| #3A1731 text on black | 1.34:1 | 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
#FBF3F8
oklch(97.2% 0.011 339.3)
-
Step 100
100
#F5E4EF
oklch(93.6% 0.023 338.6)
-
Step 200
200
#EECEE3
oklch(88.4% 0.045 338.7)
-
Step 300
300
#E3ADD3
oklch(80.9% 0.08 337.5)
-
Step 400
400
#D380BC
oklch(70.7% 0.127 337.9)
-
Step 500
500
#C65DAB
oklch(63.2% 0.163 338.2)
-
Step 600
600
#B13F96
oklch(55.6% 0.177 338.3)
-
Step 700
700
#983080
oklch(49.1% 0.165 338.3)
-
Step 800
800
#7B2968
oklch(42.6% 0.137 338.1)
-
Step 900
900
#642755
oklch(37.8% 0.107 338.1)
-
Step 950
950 (this color)
#3A1731
oklch(26.8% 0.067 338.1)
#3A1731 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) | #182032 | 0.070 |
| Deuteranopia (no green cones) | #222630 | 0.063 |
| Tritanopia (no blue cones) | #3D1821 | 0.032 |
| Achromatopsia (no color) | #242424 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A1731
#3A1731
oklch(26.8% 0.067 338.1)
- #002F1A
#002F1A
oklch(26.9% 0.063 158.2)
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 #3A1731, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.035
- Eggplant #380835 ΔE 0.037
- Dark Plum #3F012C ΔE 0.042
- Eggplant Purple #430541 ΔE 0.050
- Dark Purple #35063E ΔE 0.051
- Deep Purple #36013F ΔE 0.059
- Deep Violet #490648 ΔE 0.062
- Jet #212529 ΔE 0.068
Use #3A1731 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.