#42266D
Closest named color: Royal Purple (#4B006E). oklch(34.4% 0.118 298.1), rgb(66, 38, 109).
Aa
White text reads best on this color (12.14:1).
About this color
#42266D is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.118 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 0.058 away. White text reads best on it, at 12.14:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.72:1 |
| White text | 12.14:1 |
Values
| HEX | #42266D |
| RGB | rgb(66, 38, 109) |
| HSL | hsl(264, 48%, 29%) |
| OKLCH | oklch(34.4% 0.118 298.1) |
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 #42266D | 12.14:1 | AAA | Lc -100.9 | Preferred for body text |
| Black text on #42266D | 1.72:1 | Fails | Lc 0.0 | Not readable |
| #42266D text on white | 12.14:1 | AAA | Lc 97.3 | Preferred for body text |
| #42266D text on black | 1.72:1 | 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
#ECE7F9
oklch(93.7% 0.025 298.6)
-
Step 200
200
#DDD3F6
oklch(88.6% 0.049 298.5)
-
Step 300
300
#C7B5F3
oklch(81% 0.088 297.7)
-
Step 400
400
#AC8BED
oklch(70.7% 0.143 298.2)
-
Step 500
500
#996BE7
oklch(63.2% 0.181 298.2)
-
Step 600
600
#844FD5
oklch(55.6% 0.197 297.9)
-
Step 700
700
#703EB8
oklch(49% 0.183 298.1)
-
Step 800
800
#5B3495
oklch(42.6% 0.152 298.1)
-
Step 900
900 (this color)
#42266D
oklch(34.4% 0.118 298.1)
-
Step 950
950
#2B1C46
oklch(26.9% 0.076 297.5)
#42266D 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) | #00366F | 0.085 |
| Deuteranopia (no green cones) | #06356B | 0.082 |
| Tritanopia (no blue cones) | #383645 | 0.092 |
| Achromatopsia (no color) | #363636 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42266D
#42266D
oklch(34.4% 0.118 298.1)
- #363E00
#363E00
oklch(34.4% 0.08 117.6)
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 #42266D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.058
- Indigo #4B0082 ΔE 0.062
- Dark Slate Blue #483D8B ΔE 0.075
- Plum Purple #4E0550 ΔE 0.077
- Grape Purple #5D1451 ΔE 0.079
- Prussian Blue #1D3557 ΔE 0.082
- Midnight Blue #191970 ΔE 0.084
- Deep Violet #490648 ΔE 0.085
Use #42266D 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.