#40163B
Closest named color: Aubergine (#3D0734). oklch(28.1% 0.084 332.4), rgb(64, 22, 59).
Aa
White text reads best on this color (15.04:1).
About this color
#40163B is a dark, moderately saturated purple. In OKLCH its lightness is 28%, its chroma 0.084 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 15.04:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.084) |
| Temperature | in between |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.39:1 |
| White text | 15.04:1 |
Values
| HEX | #40163B |
| RGB | rgb(64, 22, 59) |
| HSL | hsl(307, 49%, 17%) |
| OKLCH | oklch(28.1% 0.084 332.4) |
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 #40163B | 15.04:1 | AAA | Lc -104.4 | Preferred for body text |
| Black text on #40163B | 1.39:1 | Fails | Lc 0.0 | Not readable |
| #40163B text on white | 15.04:1 | AAA | Lc 101.6 | Preferred for body text |
| #40163B text on black | 1.39:1 | 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
#FBF2F9
oklch(97% 0.013 333)
-
Step 100
100
#F6E3F2
oklch(93.5% 0.029 332.8)
-
Step 200
200
#F0CCE9
oklch(88.4% 0.055 332.7)
-
Step 300
300
#E7A9DD
oklch(80.9% 0.099 332.2)
-
Step 400
400
#D977CC
oklch(70.6% 0.16 332.2)
-
Step 500
500
#CC4EBE
oklch(63% 0.204 332.3)
-
Step 600
600
#B829AA
oklch(55.7% 0.221 332.6)
-
Step 700
700
#9E1892
oklch(49.2% 0.206 332.5)
-
Step 800
800
#801976
oklch(42.7% 0.17 332.6)
-
Step 900
900
#671E60
oklch(37.7% 0.132 331.9)
-
Step 950
950 (this color)
#40163B
oklch(28.1% 0.084 332.4)
#40163B 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 | 0.087 |
| Deuteranopia (no green cones) | #22293A | 0.077 |
| Tritanopia (no blue cones) | #431926 | 0.043 |
| Achromatopsia (no color) | #262626 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40163B
#40163B
oklch(28.1% 0.084 332.4)
- #003316
#003316
oklch(28.1% 0.073 152.4)
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 #40163B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.032
- Eggplant Purple #430541 ΔE 0.033
- Eggplant #380835 ΔE 0.037
- Deep Violet #490648 ΔE 0.040
- Dark Plum #3F012C ΔE 0.044
- Dark Purple #35063E ΔE 0.046
- Deep Purple #36013F ΔE 0.053
- Plum Purple #4E0550 ΔE 0.054
Use #40163B 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.