#421F4D
Closest named color: Deep Violet (#490648). oklch(31% 0.089 317.5), rgb(66, 31, 77).
Aa
White text reads best on this color (13.68:1).
About this color
#421F4D is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.089 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Violet (#490648), ΔE 0.046 away. White text reads best on it, at 13.68:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.089) |
| Temperature | in between |
| Nearest name | Deep Violet (#490648) |
| Black text | 1.53:1 |
| White text | 13.68:1 |
Values
| HEX | #421F4D |
| RGB | rgb(66, 31, 77) |
| HSL | hsl(286, 43%, 21%) |
| OKLCH | oklch(31% 0.089 317.5) |
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 #421F4D | 13.68:1 | AAA | Lc -103.1 | Preferred for body text |
| Black text on #421F4D | 1.53:1 | Fails | Lc 0.0 | Not readable |
| #421F4D text on white | 13.68:1 | AAA | Lc 99.9 | Preferred for body text |
| #421F4D text on black | 1.53:1 | 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
#F9F3FC
oklch(97.1% 0.013 314.8)
-
Step 100
100
#F3E4F8
oklch(93.7% 0.031 317.7)
-
Step 200
200
#E9CEF3
oklch(88.5% 0.058 316.9)
-
Step 300
300
#DDABED
oklch(80.9% 0.105 317.8)
-
Step 400
400
#CB7BE4
oklch(70.7% 0.168 317.8)
-
Step 500
500
#BC53DC
oklch(63.1% 0.215 317.5)
-
Step 600
600
#A82EC9
oklch(55.6% 0.234 317.8)
-
Step 700
700
#901EAE
oklch(49.2% 0.217 317.7)
-
Step 800
800
#751D8D
oklch(42.7% 0.18 317.7)
-
Step 900
900
#5E2071
oklch(37.6% 0.141 317.2)
-
Step 950
950 (this color)
#421F4D
oklch(31% 0.089 317.5)
#421F4D 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) | #152B4F | 0.081 |
| Deuteranopia (no green cones) | #212F4C | 0.072 |
| Tritanopia (no blue cones) | #422632 | 0.058 |
| Achromatopsia (no color) | #2D2D2D | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #421F4D
#421F4D
oklch(31% 0.089 317.5)
- #173A05
#173A05
oklch(31% 0.089 137.5)
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 #421F4D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Violet #490648 ΔE 0.046
- Plum Purple #4E0550 ΔE 0.049
- Eggplant Purple #430541 ΔE 0.051
- Grape Purple #5D1451 ΔE 0.060
- Space Cadet #2B2D42 ΔE 0.063
- Aubergine #3D0734 ΔE 0.064
- Dark Purple #35063E ΔE 0.067
- Eggplant #380835 ΔE 0.068
Use #421F4D 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.