#422566
Closest named color: Royal Purple (#4B006E). oklch(33.7% 0.11 301.2), rgb(66, 37, 102).
Aa
White text reads best on this color (12.43:1).
About this color
#422566 is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.110 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.058 away. White text reads best on it, at 12.43:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.110) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.68:1 |
| White text | 12.43:1 |
Values
| HEX | #422566 |
| RGB | rgb(66, 37, 102) |
| HSL | hsl(267, 47%, 27%) |
| OKLCH | oklch(33.7% 0.11 301.2) |
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 #422566 | 12.43:1 | AAA | Lc -101.4 | Preferred for body text |
| Black text on #422566 | 1.68:1 | Fails | Lc 0.0 | Not readable |
| #422566 text on white | 12.43:1 | AAA | Lc 97.9 | Preferred for body text |
| #422566 text on black | 1.68:1 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#ECE6F8
oklch(93.5% 0.025 301.1)
-
Step 200
200
#DED3F3
oklch(88.6% 0.045 301.1)
-
Step 300
300
#CAB5EE
oklch(81% 0.082 301.4)
-
Step 400
400
#AF8CE6
oklch(70.8% 0.133 301)
-
Step 500
500
#9C6CDE
oklch(63.1% 0.169 301.1)
-
Step 600
600
#8851CC
oklch(55.7% 0.184 301.2)
-
Step 700
700
#7340B0
oklch(49% 0.172 301.2)
-
Step 800
800
#5E368F
oklch(42.8% 0.142 301.3)
-
Step 900
900 (this color)
#422566
oklch(33.7% 0.11 301.2)
-
Step 950
950
#2D1D43
oklch(27.1% 0.07 301.3)
#422566 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) | #023468 | 0.086 |
| Deuteranopia (no green cones) | #113465 | 0.078 |
| Tritanopia (no blue cones) | #3B3341 | 0.085 |
| Achromatopsia (no color) | #343434 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #422566
#422566
oklch(33.7% 0.11 301.2)
- #313D00
#313D00
oklch(33.7% 0.081 121.2)
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 #422566, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.058
- Plum Purple #4E0550 ΔE 0.068
- Indigo #4B0082 ΔE 0.069
- Grape Purple #5D1451 ΔE 0.072
- Deep Violet #490648 ΔE 0.075
- Prussian Blue #1D3557 ΔE 0.078
- Space Cadet #2B2D42 ΔE 0.083
- Dark Slate Blue #483D8B ΔE 0.084
Use #422566 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.