#423E95
Closest named color: Blueberry (#464196). oklch(41.9% 0.139 280.6), rgb(66, 62, 149).
Aa
White text reads best on this color (8.91:1).
About this color
#423E95 is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.139 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.011 away. White text reads best on it, at 8.91:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.139) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.35:1 |
| White text | 8.91:1 |
Values
| HEX | #423E95 |
| RGB | rgb(66, 62, 149) |
| HSL | hsl(243, 41%, 41%) |
| OKLCH | oklch(41.9% 0.139 280.6) |
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 #423E95 | 8.91:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #423E95 | 2.35:1 | Fails | Lc 13.9 | Not readable |
| #423E95 text on white | 8.91:1 | AAA | Lc 90.1 | Preferred for body text |
| #423E95 text on black | 2.35:1 | Fails | Lc -12.2 | 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 800.
-
Step 50
50
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E6E8FA
oklch(93.5% 0.024 280.9)
-
Step 200
200
#D3D6F7
oklch(88.4% 0.045 281.3)
-
Step 300
300
#B6BBF5
oklch(80.8% 0.082 280.6)
-
Step 400
400
#9296EF
oklch(70.7% 0.129 280.6)
-
Step 500
500
#7979EA
oklch(63% 0.166 280.5)
-
Step 600
600
#645FD8
oklch(55.5% 0.18 280.6)
-
Step 700
700
#534EBB
oklch(49.1% 0.166 280.4)
-
Step 800
800 (this color)
#423E95
oklch(41.9% 0.139 280.6)
-
Step 900
900
#393879
oklch(37.8% 0.108 280.6)
-
Step 950
950
#212147
oklch(27% 0.069 280.7)
#423E95 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) | #004D98 | 0.063 |
| Deuteranopia (no green cones) | #004693 | 0.060 |
| Tritanopia (no blue cones) | #1B5263 | 0.119 |
| Achromatopsia (no color) | #4A4A4A | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #423E95
#423E95
oklch(41.9% 0.139 280.6)
- #584D00
#584D00
oklch(41.8% 0.087 99.9)
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 #423E95, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.011
- Dark Slate Blue #483D8B ΔE 0.019
- Cobalt #1E488F ΔE 0.049
- Sapphire #2138AB ΔE 0.059
- Twilight #4E518B ΔE 0.061
- Dusk Blue #26538D ΔE 0.065
- Rebecca Purple #663399 ΔE 0.066
- Light Navy #155084 ΔE 0.073
Use #423E95 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.