#422B5D
Closest named color: Prussian Blue (#1D3557). oklch(34.2% 0.088 303.3), rgb(66, 43, 93).
Aa
White text reads best on this color (12.10:1).
About this color
#422B5D is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.088 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.065 away. White text reads best on it, at 12.10:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.088) |
| Temperature | in between |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.73:1 |
| White text | 12.10:1 |
Values
| HEX | #422B5D |
| RGB | rgb(66, 43, 93) |
| HSL | hsl(268, 37%, 27%) |
| OKLCH | oklch(34.2% 0.088 303.3) |
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 #422B5D | 12.10:1 | AAA | Lc -101.0 | Preferred for body text |
| Black text on #422B5D | 1.73:1 | Fails | Lc 0.0 | Not readable |
| #422B5D text on white | 12.10:1 | AAA | Lc 97.5 | Preferred for body text |
| #422B5D text on black | 1.73:1 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#ECE7F5
oklch(93.6% 0.019 302.2)
-
Step 200
200
#DED4ED
oklch(88.6% 0.036 303.8)
-
Step 300
300
#C9B7E4
oklch(80.9% 0.065 303.2)
-
Step 400
400
#AE90D6
oklch(70.6% 0.105 303.5)
-
Step 500
500
#9B73CB
oklch(63.1% 0.134 303.8)
-
Step 600
600
#865AB8
oklch(55.6% 0.146 303.6)
-
Step 700
700
#71499F
oklch(49.1% 0.137 303.2)
-
Step 800
800
#5C3D81
oklch(42.8% 0.112 303)
-
Step 900
900 (this color)
#422B5D
oklch(34.2% 0.088 303.3)
-
Step 950
950
#2C1F3C
oklch(27% 0.055 303.6)
#422B5D 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) | #1C355F | 0.063 |
| Deuteranopia (no green cones) | #22365C | 0.058 |
| Tritanopia (no blue cones) | #3D343F | 0.066 |
| Achromatopsia (no color) | #363636 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #422B5D
#422B5D
oklch(34.2% 0.088 303.3)
- #303F00
#303F00
oklch(34.2% 0.084 123.4)
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 #422B5D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.065
- Space Cadet #2B2D42 ΔE 0.066
- Grape Purple #5D1451 ΔE 0.070
- Gunmetal #293241 ΔE 0.074
- Plum Purple #4E0550 ΔE 0.075
- Royal Purple #4B006E ΔE 0.079
- Deep Violet #490648 ΔE 0.079
- Dark Blue Grey #1F3B4D ΔE 0.080
Use #422B5D 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.