#3B183B
Closest named color: Aubergine (#3D0734). oklch(27.6% 0.077 327.4), rgb(59, 24, 59).
Aa
White text reads best on this color (15.21:1).
About this color
#3B183B is a dark, moderately saturated purple. In OKLCH its lightness is 28%, its chroma 0.077 and its hue 327°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.034 away. White text reads best on it, at 15.21:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.077) |
| Temperature | in between |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.37:1 |
| White text | 15.21:1 |
Values
| HEX | #3B183B |
| RGB | rgb(59, 24, 59) |
| HSL | hsl(300, 42%, 16%) |
| OKLCH | oklch(27.6% 0.077 327.4) |
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 #3B183B | 15.21:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #3B183B | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #3B183B text on white | 15.21:1 | AAA | Lc 101.9 | Preferred for body text |
| #3B183B 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
#FAF3FA
oklch(97.2% 0.012 325.7)
-
Step 100
100
#F4E4F3
oklch(93.6% 0.026 327.7)
-
Step 200
200
#ECCEEB
oklch(88.5% 0.051 327)
-
Step 300
300
#E1ACDF
oklch(80.9% 0.091 327.6)
-
Step 400
400
#D07ECF
oklch(70.8% 0.145 327.4)
-
Step 500
500
#C259C2
oklch(63.2% 0.185 327.5)
-
Step 600
600
#AD39AE
oklch(55.6% 0.201 327.5)
-
Step 700
700
#942A96
oklch(49.1% 0.187 327.2)
-
Step 800
800
#782579
oklch(42.6% 0.154 327.4)
-
Step 900
900
#612462
oklch(37.6% 0.121 327)
-
Step 950
950 (this color)
#3B183B
oklch(27.6% 0.077 327.4)
#3B183B 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) | #15233C | 0.075 |
| Deuteranopia (no green cones) | #1F273A | 0.067 |
| Tritanopia (no blue cones) | #3D1C26 | 0.044 |
| Achromatopsia (no color) | #262626 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B183B
#3B183B
oklch(27.6% 0.077 327.4)
- #04320F
#04320F
oklch(27.8% 0.077 147.1)
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 #3B183B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.034
- Eggplant #380835 ΔE 0.036
- Eggplant Purple #430541 ΔE 0.040
- Dark Purple #35063E ΔE 0.044
- Dark Plum #3F012C ΔE 0.048
- Deep Violet #490648 ΔE 0.048
- Deep Purple #36013F ΔE 0.051
- Plum Purple #4E0550 ΔE 0.063
Use #3B183B 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.