#422199
Closest named color: Imperial Purple (#480CA8). oklch(37.7% 0.179 286.8), rgb(66, 33, 153).
Aa
White text reads best on this color (10.99:1).
About this color
#422199 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.179 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Imperial Purple (#480CA8), ΔE 0.031 away. White text reads best on it, at 10.99:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.179) |
| Temperature | cool |
| Nearest name | Imperial Purple (#480CA8) |
| Black text | 1.90:1 |
| White text | 10.99:1 |
Values
| HEX | #422199 |
| RGB | rgb(66, 33, 153) |
| HSL | hsl(257, 65%, 36%) |
| OKLCH | oklch(37.7% 0.179 286.8) |
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 #422199 | 10.99:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #422199 | 1.90:1 | Fails | Lc 9.4 | Not readable |
| #422199 text on white | 10.99:1 | AAA | Lc 94.5 | Preferred for body text |
| #422199 text on black | 1.90:1 | Fails | Lc -8.1 | 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
#F4F4FF
oklch(97% 0.015 286.1)
-
Step 100
100
#E8E7FF
oklch(93.6% 0.032 287.7)
-
Step 200
200
#D6D4FF
oklch(88.5% 0.059 287.3)
-
Step 300
300
#BCB7FF
oklch(80.9% 0.101 287.1)
-
Step 400
400
#9B8EFF
oklch(70.7% 0.161 286.8)
-
Step 500
500
#866CFF
oklch(63.2% 0.209 286.9)
-
Step 600
600
#7440FF
oklch(55.6% 0.26 287)
-
Step 700
700
#650DF1
oklch(49.1% 0.278 286.9)
-
Step 800
800
#5117C2
oklch(42.6% 0.23 286.7)
-
Step 900
900 (this color)
#422199
oklch(37.7% 0.179 286.8)
-
Step 950
950
#261659
oklch(26.9% 0.113 287.1)
#422199 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) | #003F9C | 0.084 |
| Deuteranopia (no green cones) | #003997 | 0.079 |
| Tritanopia (no blue cones) | #1A435C | 0.146 |
| Achromatopsia (no color) | #3C3C3C | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #422199
#422199
oklch(37.7% 0.179 286.8)
- #474400
#474400
oklch(37.7% 0.081 106.8)
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 #422199, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Purple #480CA8 ΔE 0.031
- Indigo Blue #3A18B1 ΔE 0.044
- Chrysanthemum #560BAD ΔE 0.050
- Indigo #4B0082 ΔE 0.060
- Dark Slate Blue #483D8B ΔE 0.066
- Sapphire #2138AB ΔE 0.067
- Blueberry #464196 ΔE 0.069
- Violet Blue #510AC9 ΔE 0.080
Use #422199 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.