#422271
Closest named color: Royal Purple (#4B006E). oklch(34.2% 0.129 297.7), rgb(66, 34, 113).
Aa
White text reads best on this color (12.36:1).
About this color
#422271 is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.129 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.050 away. White text reads best on it, at 12.36:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.69:1 |
| White text | 12.36:1 |
Values
| HEX | #422271 |
| RGB | rgb(66, 34, 113) |
| HSL | hsl(264, 54%, 29%) |
| OKLCH | oklch(34.2% 0.129 297.7) |
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 #422271 | 12.36:1 | AAA | Lc -101.1 | Preferred for body text |
| Black text on #422271 | 1.69:1 | Fails | Lc 0.0 | Not readable |
| #422271 text on white | 12.36:1 | AAA | Lc 97.6 | Preferred for body text |
| #422271 text on black | 1.69:1 | 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 900.
-
Step 50
50
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#ECE6FB
oklch(93.6% 0.029 298.9)
-
Step 200
200
#DDD2F9
oklch(88.5% 0.054 298.2)
-
Step 300
300
#C8B3F8
oklch(80.9% 0.098 298.1)
-
Step 400
400
#AD89F4
oklch(70.8% 0.155 297.8)
-
Step 500
500
#9A67F0
oklch(63.2% 0.198 297.6)
-
Step 600
600
#8648DE
oklch(55.6% 0.216 297.9)
-
Step 700
700
#7238C1
oklch(49.2% 0.201 297.9)
-
Step 800
800
#5C309C
oklch(42.7% 0.166 297.6)
-
Step 900
900 (this color)
#422271
oklch(34.2% 0.129 297.7)
-
Step 950
950
#2C1B49
oklch(27.1% 0.083 297.7)
#422271 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) | #003573 | 0.088 |
| Deuteranopia (no green cones) | #00346F | 0.088 |
| Tritanopia (no blue cones) | #373546 | 0.100 |
| Achromatopsia (no color) | #343434 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #422271
#422271
oklch(34.2% 0.129 297.7)
- #353D00
#353D00
oklch(34.1% 0.079 117.7)
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 #422271, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.050
- Indigo #4B0082 ΔE 0.051
- Plum Purple #4E0550 ΔE 0.077
- Dark Slate Blue #483D8B ΔE 0.077
- Midnight Blue #191970 ΔE 0.081
- Grape Purple #5D1451 ΔE 0.083
- Deep Violet #490648 ΔE 0.086
- Prussian Blue #1D3557 ΔE 0.090
Use #422271 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.