#420D37
Closest named color: Aubergine (#3D0734). oklch(27.1% 0.097 337.5), rgb(66, 13, 55).
Aa
White text reads best on this color (15.62:1).
About this color
#420D37 is a dark, moderately saturated purple. In OKLCH its lightness is 27%, its chroma 0.097 and its hue 338°. Its hue sits on the warm side of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.018 away. White text reads best on it, at 15.62:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.097) |
| Temperature | warm |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.34:1 |
| White text | 15.62:1 |
Values
| HEX | #420D37 |
| RGB | rgb(66, 13, 55) |
| HSL | hsl(312, 67%, 15%) |
| OKLCH | oklch(27.1% 0.097 337.5) |
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 #420D37 | 15.62:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #420D37 | 1.34:1 | Fails | Lc 0.0 | Not readable |
| #420D37 text on white | 15.62:1 | AAA | Lc 101.9 | Preferred for body text |
| #420D37 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
#FDF2F9
oklch(97.2% 0.015 338.9)
-
Step 100
100
#F9E2F2
oklch(93.6% 0.033 336.7)
-
Step 200
200
#F6CAE8
oklch(88.6% 0.063 338)
-
Step 300
300
#F1A4DB
oklch(81% 0.114 337.7)
-
Step 400
400
#E66DC9
oklch(70.8% 0.184 337.4)
-
Step 500
500
#DB3ABA
oklch(63.1% 0.234 337.7)
-
Step 600
600
#C300A4
oklch(55.6% 0.244 337.6)
-
Step 700
700
#A5008B
oklch(49.1% 0.216 337.3)
-
Step 800
800
#880072
oklch(42.6% 0.187 337.4)
-
Step 900
900
#6F0E5D
oklch(37.6% 0.152 337.5)
-
Step 950
950 (this color)
#420D37
oklch(27.1% 0.097 337.5)
#420D37 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) | #0F1E38 | 0.105 |
| Deuteranopia (no green cones) | #202636 | 0.090 |
| Tritanopia (no blue cones) | #461020 | 0.047 |
| Achromatopsia (no color) | #232323 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #420D37
#420D37
oklch(27.1% 0.097 337.5)
- #00301A
#00301A
oklch(27.2% 0.064 157.5)
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 #420D37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.018
- Eggplant Purple #430541 ΔE 0.024
- Eggplant #380835 ΔE 0.027
- Dark Plum #3F012C ΔE 0.028
- Deep Violet #490648 ΔE 0.036
- Dark Purple #35063E ΔE 0.040
- Deep Purple #36013F ΔE 0.045
- Plum Purple #4E0550 ΔE 0.053
Use #420D37 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.