#3B1740
Closest named color: Eggplant Purple (#430541). oklch(27.8% 0.084 322.6), rgb(59, 23, 64).
Aa
White text reads best on this color (15.18:1).
About this color
#3B1740 is a dark, moderately saturated purple. In OKLCH its lightness is 28%, its chroma 0.084 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggplant Purple (#430541), ΔE 0.034 away. White text reads best on it, at 15.18:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.084) |
| Temperature | in between |
| Nearest name | Eggplant Purple (#430541) |
| Black text | 1.38:1 |
| White text | 15.18:1 |
Values
| HEX | #3B1740 |
| RGB | rgb(59, 23, 64) |
| HSL | hsl(293, 47%, 17%) |
| OKLCH | oklch(27.8% 0.084 322.6) |
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 #3B1740 | 15.18:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #3B1740 | 1.38:1 | Fails | Lc 0.0 | Not readable |
| #3B1740 text on white | 15.18:1 | AAA | Lc 101.8 | Preferred for body text |
| #3B1740 text on black | 1.38:1 | 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
#FAF3FB
oklch(97.2% 0.013 321.9)
-
Step 100
100
#F4E4F5
oklch(93.7% 0.028 324)
-
Step 200
200
#EBCEEF
oklch(88.6% 0.054 322.2)
-
Step 300
300
#E0ABE6
oklch(80.9% 0.099 323)
-
Step 400
400
#CF7BDA
oklch(70.7% 0.16 322.8)
-
Step 500
500
#C154D0
oklch(63.2% 0.204 322.7)
-
Step 600
600
#AC31BC
oklch(55.6% 0.221 322.8)
-
Step 700
700
#9322A2
oklch(49.1% 0.205 322.6)
-
Step 800
800
#781F84
oklch(42.7% 0.171 322.6)
-
Step 900
900
#61216A
oklch(37.7% 0.134 322.5)
-
Step 950
950 (this color)
#3B1740
oklch(27.8% 0.084 322.6)
#3B1740 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) | #102341 | 0.082 |
| Deuteranopia (no green cones) | #1C273F | 0.071 |
| Tritanopia (no blue cones) | #3C1D29 | 0.050 |
| Achromatopsia (no color) | #262626 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B1740
#3B1740
oklch(27.8% 0.084 322.6)
- #073206
#073206
oklch(27.8% 0.084 142.6)
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 #3B1740, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant Purple #430541 ΔE 0.034
- Aubergine #3D0734 ΔE 0.035
- Eggplant #380835 ΔE 0.036
- Dark Purple #35063E ΔE 0.039
- Deep Violet #490648 ΔE 0.042
- Deep Purple #36013F ΔE 0.046
- Dark Plum #3F012C ΔE 0.051
- Plum Purple #4E0550 ΔE 0.056
Use #3B1740 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.