#421E50
Closest named color: Deep Violet (#490648). oklch(31% 0.094 315.5), rgb(66, 30, 80).
Aa
White text reads best on this color (13.69:1).
About this color
#421E50 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.094 and its hue 316°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Violet (#490648), ΔE 0.044 away. White text reads best on it, at 13.69:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.094) |
| Temperature | in between |
| Nearest name | Deep Violet (#490648) |
| Black text | 1.53:1 |
| White text | 13.69:1 |
Values
| HEX | #421E50 |
| RGB | rgb(66, 30, 80) |
| HSL | hsl(283, 45%, 22%) |
| OKLCH | oklch(31% 0.094 315.5) |
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 #421E50 | 13.69:1 | AAA | Lc -103.1 | Preferred for body text |
| Black text on #421E50 | 1.53:1 | Fails | Lc 0.0 | Not readable |
| #421E50 text on white | 13.69:1 | AAA | Lc 99.9 | Preferred for body text |
| #421E50 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
#F2E4F9
oklch(93.6% 0.032 314.7)
-
Step 200
200
#E9CDF6
oklch(88.4% 0.063 315.1)
-
Step 300
300
#DCAAF2
oklch(80.8% 0.112 315.3)
-
Step 400
400
#CA79EB
oklch(70.6% 0.179 315.4)
-
Step 500
500
#BC4FE4
oklch(63.1% 0.227 315.6)
-
Step 600
600
#A826D2
oklch(55.7% 0.248 315.7)
-
Step 700
700
#9013B6
oklch(49.2% 0.231 315.7)
-
Step 800
800
#751793
oklch(42.7% 0.191 315.8)
-
Step 900
900
#5E1D75
oklch(37.6% 0.149 315.6)
-
Step 950
950 (this color)
#421E50
oklch(31% 0.094 315.5)
#421E50 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) | #112B52 | 0.085 |
| Deuteranopia (no green cones) | #1E2E4F | 0.075 |
| Tritanopia (no blue cones) | #412633 | 0.062 |
| Achromatopsia (no color) | #2D2D2D | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #421E50
#421E50
oklch(31% 0.094 315.5)
- #193A00
#193A00
oklch(31.1% 0.092 135.5)
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 #421E50, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Violet #490648 ΔE 0.044
- Plum Purple #4E0550 ΔE 0.046
- Eggplant Purple #430541 ΔE 0.051
- Grape Purple #5D1451 ΔE 0.059
- Aubergine #3D0734 ΔE 0.066
- Dark Purple #35063E ΔE 0.066
- Space Cadet #2B2D42 ΔE 0.067
- Eggplant #380835 ΔE 0.069
Use #421E50 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.