#443665
Closest named color: Dark Slate Blue (#483D8B). oklch(37.1% 0.08 296), rgb(68, 54, 101).
Aa
White text reads best on this color (10.70:1).
About this color
#443665 is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.080 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.065 away. White text reads best on it, at 10.70:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.080) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.96:1 |
| White text | 10.70:1 |
Values
| HEX | #443665 |
| RGB | rgb(68, 54, 101) |
| HSL | hsl(258, 30%, 30%) |
| OKLCH | oklch(37.1% 0.08 296) |
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 #443665 | 10.70:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #443665 | 1.96:1 | Fails | Lc 9.2 | Not readable |
| #443665 text on white | 10.70:1 | AAA | Lc 94.7 | Preferred for body text |
| #443665 text on black | 1.96:1 | Fails | Lc -7.9 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EAE8F4
oklch(93.6% 0.016 293.7)
-
Step 200
200
#DBD5ED
oklch(88.5% 0.033 297.2)
-
Step 300
300
#C3B9E4
oklch(80.8% 0.061 295.7)
-
Step 400
400
#A694D6
oklch(70.7% 0.097 296.4)
-
Step 500
500
#9079CB
oklch(63.1% 0.122 295.6)
-
Step 600
600
#7B60B7
oklch(55.5% 0.133 296.1)
-
Step 700
700
#684F9E
oklch(49.1% 0.124 296.1)
-
Step 800
800
#554180
oklch(42.7% 0.103 296.4)
-
Step 900
900 (this color)
#443665
oklch(37.1% 0.08 296)
-
Step 950
950
#29213C
oklch(27.1% 0.05 296.6)
#443665 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) | #283E67 | 0.046 |
| Deuteranopia (no green cones) | #2A3D64 | 0.044 |
| Tritanopia (no blue cones) | #3D3F48 | 0.065 |
| Achromatopsia (no color) | #3E3E3E | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #443665
#443665
oklch(37.1% 0.08 296)
- #3E4507
#3E4507
oklch(37.2% 0.08 116.3)
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 #443665, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.065
- Dark Grey Blue #29465B ΔE 0.066
- Prussian Blue #1D3557 ΔE 0.066
- Dark Blue Grey #1F3B4D ΔE 0.075
- Twilight Blue #0A437A ΔE 0.075
- Onyx #343A40 ΔE 0.076
- Charcoal #264653 ΔE 0.077
- Marine Blue #01386A ΔE 0.077
Use #443665 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.