#443683
Closest named color: Dark Slate Blue (#483D8B). oklch(39.2% 0.124 287.6), rgb(68, 54, 131).
Aa
White text reads best on this color (9.99:1).
About this color
#443683 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.124 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.023 away. White text reads best on it, at 9.99:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.124) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.10:1 |
| White text | 9.99:1 |
Values
| HEX | #443683 |
| RGB | rgb(68, 54, 131) |
| HSL | hsl(251, 42%, 36%) |
| OKLCH | oklch(39.2% 0.124 287.6) |
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 #443683 | 9.99:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #443683 | 2.10:1 | Fails | Lc 11.0 | Not readable |
| #443683 text on white | 9.99:1 | AAA | Lc 92.9 | Preferred for body text |
| #443683 text on black | 2.10:1 | Fails | Lc -9.6 | 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
#E8E7FC
oklch(93.5% 0.028 288)
-
Step 200
200
#D6D5FA
oklch(88.6% 0.051 286.6)
-
Step 300
300
#BDB8FA
oklch(81% 0.093 287.6)
-
Step 400
400
#9C90F8
oklch(70.8% 0.149 287.2)
-
Step 500
500
#8770F4
oklch(63.2% 0.19 287.7)
-
Step 600
600
#7253E3
oklch(55.5% 0.208 287.5)
-
Step 700
700
#6042C5
oklch(49% 0.193 287.6)
-
Step 800
800
#4E389F
oklch(42.7% 0.159 287.5)
-
Step 900
900 (this color)
#443683
oklch(39.2% 0.124 287.6)
-
Step 950
950
#251E4A
oklch(27% 0.079 287.2)
#443683 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) | #044486 | 0.070 |
| Deuteranopia (no green cones) | #044081 | 0.070 |
| Tritanopia (no blue cones) | #304757 | 0.102 |
| Achromatopsia (no color) | #424242 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #443683
#443683
oklch(39.2% 0.124 287.6)
- #4A4800
#4A4800
oklch(39.1% 0.084 107.9)
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 #443683, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.023
- Blueberry #464196 ΔE 0.041
- Cobalt #1E488F ΔE 0.063
- Rebecca Purple #663399 ΔE 0.072
- Twilight Blue #0A437A ΔE 0.072
- Twilight #4E518B ΔE 0.076
- Sapphire #2138AB ΔE 0.081
- Dusk Blue #26538D ΔE 0.082
Use #443683 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.