#421840
Closest named color: Eggplant Purple (#430541). oklch(29.1% 0.087 329.4), rgb(66, 24, 64).
Aa
White text reads best on this color (14.62:1).
About this color
#421840 is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.087 and its hue 329°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggplant Purple (#430541), ΔE 0.034 away. White text reads best on it, at 14.62:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Eggplant Purple (#430541) |
| Black text | 1.43:1 |
| White text | 14.62:1 |
Values
| HEX | #421840 |
| RGB | rgb(66, 24, 64) |
| HSL | hsl(303, 47%, 18%) |
| OKLCH | oklch(29.1% 0.087 329.4) |
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 #421840 | 14.62:1 | AAA | Lc -104.0 | Preferred for body text |
| Black text on #421840 | 1.43:1 | Fails | Lc 0.0 | Not readable |
| #421840 text on white | 14.62:1 | AAA | Lc 101.1 | Preferred for body text |
| #421840 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
#FBF2FA
oklch(97% 0.014 329.1)
-
Step 100
100
#F6E3F4
oklch(93.6% 0.03 329.1)
-
Step 200
200
#EFCCEC
oklch(88.4% 0.057 328.8)
-
Step 300
300
#E6A9E1
oklch(80.9% 0.102 329.3)
-
Step 400
400
#D877D2
oklch(70.8% 0.165 329.4)
-
Step 500
500
#CB4DC6
oklch(63.2% 0.211 329.3)
-
Step 600
600
#B625B2
oklch(55.6% 0.229 329.4)
-
Step 700
700
#9C1399
oklch(49% 0.213 329.3)
-
Step 800
800
#7F177C
oklch(42.7% 0.176 329.4)
-
Step 900
900
#671C64
oklch(37.7% 0.138 329.6)
-
Step 950
950 (this color)
#421840
oklch(29.1% 0.087 329.4)
#421840 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) | #152541 | 0.088 |
| Deuteranopia (no green cones) | #222B3F | 0.078 |
| Tritanopia (no blue cones) | #441C29 | 0.047 |
| Achromatopsia (no color) | #292929 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #421840
#421840
oklch(29.1% 0.087 329.4)
- #003613
#003613
oklch(29.1% 0.081 149.5)
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 #421840, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant Purple #430541 ΔE 0.034
- Deep Violet #490648 ΔE 0.036
- Aubergine #3D0734 ΔE 0.040
- Eggplant #380835 ΔE 0.045
- Plum Purple #4E0550 ΔE 0.048
- Dark Purple #35063E ΔE 0.051
- Dark Plum #3F012C ΔE 0.053
- Deep Purple #36013F ΔE 0.057
Use #421840 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.