#443677
Closest named color: Dark Slate Blue (#483D8B). oklch(38.3% 0.107 290.4), rgb(68, 54, 119).
Aa
White text reads best on this color (10.29:1).
About this color
#443677 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.107 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.037 away. White text reads best on it, at 10.29:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.107) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.03:1 |
| White text | 10.29:1 |
Values
| HEX | #443677 |
| RGB | rgb(68, 54, 119) |
| HSL | hsl(253, 38%, 34%) |
| OKLCH | oklch(38.3% 0.107 290.4) |
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 #443677 | 10.29:1 | AAA | Lc -97.8 | Preferred for body text |
| Black text on #443677 | 2.03:1 | Fails | Lc 10.2 | Not readable |
| #443677 text on white | 10.29:1 | AAA | Lc 93.7 | Preferred for body text |
| #443677 text on black | 2.03:1 | Fails | Lc -8.8 | 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
#E9E8F9
oklch(93.7% 0.023 288.7)
-
Step 200
200
#D8D5F5
oklch(88.5% 0.044 289.8)
-
Step 300
300
#C0B8F1
oklch(80.9% 0.08 290.9)
-
Step 400
400
#A092EA
oklch(70.7% 0.127 290.1)
-
Step 500
500
#8B74E4
oklch(63.2% 0.163 290.4)
-
Step 600
600
#7659D2
oklch(55.6% 0.179 290.4)
-
Step 700
700
#6348B6
oklch(49% 0.166 290.2)
-
Step 800
800
#513C93
oklch(42.7% 0.137 290.5)
-
Step 900
900 (this color)
#443677
oklch(38.3% 0.107 290.4)
-
Step 950
950
#271F45
oklch(27% 0.069 290.8)
#443677 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) | #194279 | 0.061 |
| Deuteranopia (no green cones) | #1B3F76 | 0.058 |
| Tritanopia (no blue cones) | #364451 | 0.088 |
| Achromatopsia (no color) | #404040 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #443677
#443677
oklch(38.3% 0.107 290.4)
- #464700
#464700
oklch(38.4% 0.084 110.7)
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 #443677, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.037
- Blueberry #464196 ΔE 0.057
- Twilight Blue #0A437A ΔE 0.069
- Cobalt #1E488F ΔE 0.071
- Twilight #4E518B ΔE 0.080
- Marine Blue #01386A ΔE 0.081
- Prussian Blue #1D3557 ΔE 0.083
- Dark Grey Blue #29465B ΔE 0.083
Use #443677 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.