#3F103B
Closest named color: Aubergine (#3D0734). oklch(27.2% 0.094 331.4), rgb(63, 16, 59).
Aa
White text reads best on this color (15.57:1).
About this color
#3F103B is a dark, moderately saturated purple. In OKLCH its lightness is 27%, its chroma 0.094 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.020 away. White text reads best on it, at 15.57:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.094) |
| Temperature | in between |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.34:1 |
| White text | 15.57:1 |
Values
| HEX | #3F103B |
| RGB | rgb(63, 16, 59) |
| HSL | hsl(305, 59%, 15%) |
| OKLCH | oklch(27.2% 0.094 331.4) |
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 #3F103B | 15.57:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #3F103B | 1.34:1 | Fails | Lc 0.0 | Not readable |
| #3F103B text on white | 15.57:1 | AAA | Lc 102.0 | Preferred for body text |
| #3F103B 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
#FCF2FA
oklch(97.1% 0.015 332.2)
-
Step 100
100
#F7E2F4
oklch(93.5% 0.033 330.4)
-
Step 200
200
#F2CBEC
oklch(88.5% 0.061 331.3)
-
Step 300
300
#EBA6E1
oklch(80.9% 0.111 331.7)
-
Step 400
400
#DE72D2
oklch(70.8% 0.177 331.6)
-
Step 500
500
#D143C6
oklch(63% 0.227 331.2)
-
Step 600
600
#BD0DB2
oklch(55.6% 0.246 331.6)
-
Step 700
700
#A10098
oklch(49.2% 0.223 331.4)
-
Step 800
800
#84057C
oklch(42.7% 0.19 331.6)
-
Step 900
900
#6A1664
oklch(37.7% 0.147 331.3)
-
Step 950
950 (this color)
#3F103B
oklch(27.2% 0.094 331.4)
#3F103B 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) | #0D203C | 0.099 |
| Deuteranopia (no green cones) | #1E263A | 0.084 |
| Tritanopia (no blue cones) | #421523 | 0.051 |
| Achromatopsia (no color) | #242424 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F103B
#3F103B
oklch(27.2% 0.094 331.4)
- #003013
#003013
oklch(27.1% 0.072 151.4)
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 #3F103B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.020
- Eggplant Purple #430541 ΔE 0.022
- Eggplant #380835 ΔE 0.026
- Dark Purple #35063E ΔE 0.034
- Deep Violet #490648 ΔE 0.035
- Dark Plum #3F012C ΔE 0.035
- Deep Purple #36013F ΔE 0.040
- Plum Purple #4E0550 ΔE 0.051
Use #3F103B 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.