#421B34
Closest named color: Aubergine (#3D0734). oklch(28.9% 0.07 343.2), rgb(66, 27, 52).
Aa
White text reads best on this color (14.60:1).
About this color
#421B34 is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.070 and its hue 343°. Its hue sits on the warm side of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.047 away. White text reads best on it, at 14.60:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.070) |
| Temperature | warm |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.43:1 |
| White text | 14.60:1 |
Values
| HEX | #421B34 |
| RGB | rgb(66, 27, 52) |
| HSL | hsl(322, 42%, 18%) |
| OKLCH | oklch(28.9% 0.07 343.2) |
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 #421B34 | 14.60:1 | AAA | Lc -104.1 | Preferred for body text |
| Black text on #421B34 | 1.43:1 | Fails | Lc 0.0 | Not readable |
| #421B34 text on white | 14.60:1 | AAA | Lc 101.1 | Preferred for body text |
| #421B34 text on black | 1.43:1 | 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
#FBF3F7
oklch(97.1% 0.01 345.4)
-
Step 100
100
#F6E4EE
oklch(93.6% 0.024 342.9)
-
Step 200
200
#F0CEE1
oklch(88.6% 0.045 343.4)
-
Step 300
300
#E7ACCF
oklch(80.9% 0.082 342.7)
-
Step 400
400
#D97DB6
oklch(70.7% 0.133 343.2)
-
Step 500
500
#CC58A4
oklch(63% 0.17 343)
-
Step 600
600
#B7398F
oklch(55.5% 0.185 343)
-
Step 700
700
#9D2A79
oklch(49% 0.171 343.2)
-
Step 800
800
#802563
oklch(42.7% 0.142 343.1)
-
Step 900
900
#672451
oklch(37.6% 0.111 342.7)
-
Step 950
950 (this color)
#421B34
oklch(28.9% 0.07 343.2)
#421B34 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) | #1E2535 | 0.074 |
| Deuteranopia (no green cones) | #282B33 | 0.067 |
| Tritanopia (no blue cones) | #461B25 | 0.029 |
| Achromatopsia (no color) | #292929 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #421B34
#421B34
oklch(28.9% 0.07 343.2)
- #003422
#003422
oklch(28.8% 0.062 163.5)
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 #421B34, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.047
- Eggplant #380835 ΔE 0.053
- Eggplant Purple #430541 ΔE 0.053
- Dark Plum #3F012C ΔE 0.054
- Deep Violet #490648 ΔE 0.058
- Space Cadet #2B2D42 ΔE 0.065
- Dark Purple #35063E ΔE 0.065
- Plum Purple #4E0550 ΔE 0.070
Use #421B34 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.