#442D83
Closest named color: Dark Slate Blue (#483D8B). oklch(37.6% 0.137 290.6), rgb(68, 45, 131).
Aa
White text reads best on this color (10.77:1).
About this color
#442D83 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.137 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.042 away. White text reads best on it, at 10.77:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.137) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.94:1 |
| White text | 10.77:1 |
Values
| HEX | #442D83 |
| RGB | rgb(68, 45, 131) |
| HSL | hsl(256, 49%, 35%) |
| OKLCH | oklch(37.6% 0.137 290.6) |
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 #442D83 | 10.77:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #442D83 | 1.94:1 | Fails | Lc 9.4 | Not readable |
| #442D83 text on white | 10.77:1 | AAA | Lc 94.5 | Preferred for body text |
| #442D83 text on black | 1.94:1 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FD
oklch(93.6% 0.03 290)
-
Step 200
200
#D8D3FD
oklch(88.4% 0.058 290.6)
-
Step 300
300
#C0B5FF
oklch(80.9% 0.104 290.7)
-
Step 400
400
#A28BFE
oklch(70.7% 0.164 290.8)
-
Step 500
500
#8D68FD
oklch(63% 0.212 290.4)
-
Step 600
600
#7A4AEC
oklch(55.7% 0.229 290.6)
-
Step 700
700
#6739CD
oklch(49.1% 0.213 290.6)
-
Step 800
800
#5331A6
oklch(42.7% 0.176 290.2)
-
Step 900
900 (this color)
#442D83
oklch(37.6% 0.137 290.6)
-
Step 950
950
#281C4D
oklch(27.1% 0.087 290.8)
#442D83 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) | #003F86 | 0.079 |
| Deuteranopia (no green cones) | #003C81 | 0.078 |
| Tritanopia (no blue cones) | #304153 | 0.111 |
| Achromatopsia (no color) | #3E3E3E | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #442D83
#442D83
oklch(37.6% 0.137 290.6)
- #444500
#444500
oklch(37.7% 0.083 110.7)
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 #442D83, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.042
- Blueberry #464196 ΔE 0.057
- Indigo #4B0082 ΔE 0.064
- Imperial Purple #480CA8 ΔE 0.073
- Rebecca Purple #663399 ΔE 0.076
- Royal Purple #4B006E ΔE 0.079
- Cobalt #1E488F ΔE 0.079
- Chrysanthemum #560BAD ΔE 0.083
Use #442D83 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.