#443A83
Closest named color: Dark Slate Blue (#483D8B). oklch(39.9% 0.118 286), rgb(68, 58, 131).
Aa
White text reads best on this color (9.63:1).
About this color
#443A83 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.118 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.017 away. White text reads best on it, at 9.63:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.118) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.17:1 |
| White text | 9.63:1 |
Values
| HEX | #443A83 |
| RGB | rgb(68, 58, 131) |
| HSL | hsl(248, 39%, 37%) |
| OKLCH | oklch(39.9% 0.118 286) |
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 #443A83 | 9.63:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #443A83 | 2.17:1 | Fails | Lc 11.9 | Not readable |
| #443A83 text on white | 9.63:1 | AAA | Lc 92.1 | Preferred for body text |
| #443A83 text on black | 2.17:1 | Fails | Lc -10.3 | 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
#F4F4FD
oklch(97% 0.012 286.2)
-
Step 100
100
#E8E8FB
oklch(93.7% 0.026 285.9)
-
Step 200
200
#D6D5F9
oklch(88.5% 0.049 286.6)
-
Step 300
300
#BBB9F8
oklch(81% 0.088 285.7)
-
Step 400
400
#9A92F4
oklch(70.8% 0.141 285.9)
-
Step 500
500
#8373F0
oklch(63.1% 0.181 285.8)
-
Step 600
600
#6F57DF
oklch(55.6% 0.198 286.1)
-
Step 700
700
#5D46C1
oklch(49% 0.183 286.1)
-
Step 800
800
#4C3B9C
oklch(42.7% 0.151 286.2)
-
Step 900
900 (this color)
#443A83
oklch(39.9% 0.118 286)
-
Step 950
950
#241F49
oklch(27% 0.075 285.6)
#443A83 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) | #144786 | 0.061 |
| Deuteranopia (no green cones) | #124381 | 0.061 |
| Tritanopia (no blue cones) | #2F4A58 | 0.100 |
| Achromatopsia (no color) | #454545 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #443A83
#443A83
oklch(39.9% 0.118 286)
- #4E4A00
#4E4A00
oklch(40% 0.085 106.1)
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 #443A83, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.017
- Blueberry #464196 ΔE 0.035
- Cobalt #1E488F ΔE 0.057
- Twilight #4E518B ΔE 0.066
- Twilight Blue #0A437A ΔE 0.068
- Rebecca Purple #663399 ΔE 0.072
- Dusk Blue #26538D ΔE 0.073
- Light Navy #155084 ΔE 0.074
Use #443A83 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.