#443570
Closest named color: Dark Slate Blue (#483D8B). oklch(37.6% 0.098 292.8), rgb(68, 53, 112).
Aa
White text reads best on this color (10.55:1).
About this color
#443570 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.098 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.049 away. White text reads best on it, at 10.55:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.098) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.98:1 |
| White text | 10.55:1 |
Values
| HEX | #443570 |
| RGB | rgb(68, 53, 112) |
| HSL | hsl(255, 36%, 32%) |
| OKLCH | oklch(37.6% 0.098 292.8) |
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 #443570 | 10.55:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #443570 | 1.98:1 | Fails | Lc 9.6 | Not readable |
| #443570 text on white | 10.55:1 | AAA | Lc 94.3 | Preferred for body text |
| #443570 text on black | 1.98:1 | Fails | Lc -8.3 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#EAE8F7
oklch(93.7% 0.02 292.1)
-
Step 200
200
#D9D5F2
oklch(88.5% 0.04 291.9)
-
Step 300
300
#C2B8ED
oklch(80.9% 0.075 293.3)
-
Step 400
400
#A392E3
oklch(70.6% 0.117 292.8)
-
Step 500
500
#8E75DB
oklch(63.1% 0.15 292.9)
-
Step 600
600
#795BC9
oklch(55.6% 0.164 292.8)
-
Step 700
700
#664AAE
oklch(49.1% 0.153 292.8)
-
Step 800
800
#533E8D
oklch(42.8% 0.126 292.5)
-
Step 900
900 (this color)
#443570
oklch(37.6% 0.098 292.8)
-
Step 950
950
#282042
oklch(27.1% 0.062 292.6)
#443570 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) | #1E4072 | 0.058 |
| Deuteranopia (no green cones) | #213E6F | 0.054 |
| Tritanopia (no blue cones) | #39414D | 0.080 |
| Achromatopsia (no color) | #3F3F3F | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #443570
#443570
oklch(37.6% 0.098 292.8)
- #424500
#424500
oklch(37.5% 0.083 112.6)
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 #443570, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.049
- Blueberry #464196 ΔE 0.068
- Twilight Blue #0A437A ΔE 0.072
- Prussian Blue #1D3557 ΔE 0.076
- Dark Grey Blue #29465B ΔE 0.078
- Marine Blue #01386A ΔE 0.078
- Cobalt #1E488F ΔE 0.079
- Twilight #4E518B ΔE 0.087
Use #443570 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.