#4E3566
Closest named color: Dark Slate Blue (#483D8B). oklch(38% 0.085 306.3), rgb(78, 53, 102).
Aa
White text reads best on this color (10.37:1).
About this color
#4E3566 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.085 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.063 away. White text reads best on it, at 10.37:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.085) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.02:1 |
| White text | 10.37:1 |
Values
| HEX | #4E3566 |
| RGB | rgb(78, 53, 102) |
| HSL | hsl(271, 32%, 30%) |
| OKLCH | oklch(38% 0.085 306.3) |
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 #4E3566 | 10.37:1 | AAA | Lc -98.0 | Preferred for body text |
| Black text on #4E3566 | 2.02:1 | Fails | Lc 10.0 | Not readable |
| #4E3566 text on white | 10.37:1 | AAA | Lc 93.9 | Preferred for body text |
| #4E3566 text on black | 2.02:1 | Fails | Lc -8.6 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EDE7F4
oklch(93.6% 0.018 306.7)
-
Step 200
200
#DFD4EC
oklch(88.6% 0.035 306.3)
-
Step 300
300
#CBB6E2
oklch(80.8% 0.065 306.6)
-
Step 400
400
#B190D3
oklch(70.8% 0.102 306.5)
-
Step 500
500
#9E73C8
oklch(63.2% 0.131 306.3)
-
Step 600
600
#8959B4
oklch(55.6% 0.143 306.7)
-
Step 700
700
#74499B
oklch(49.1% 0.132 306.4)
-
Step 800
800
#5E3C7E
oklch(42.6% 0.111 306)
-
Step 900
900 (this color)
#4E3566
oklch(38% 0.085 306.3)
-
Step 950
950
#2D1F3B
oklch(27% 0.054 306.2)
#4E3566 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) | #293F68 | 0.062 |
| Deuteranopia (no green cones) | #2F4065 | 0.057 |
| Tritanopia (no blue cones) | #4A3D48 | 0.063 |
| Achromatopsia (no color) | #404040 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E3566
#4E3566
oklch(38% 0.085 306.3)
- #374A10
#374A10
oklch(38% 0.085 126.1)
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 #4E3566, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.063
- Grape Purple #5D1451 ΔE 0.077
- Dark Grey Blue #29465B ΔE 0.079
- Blueberry #464196 ΔE 0.083
- Prussian Blue #1D3557 ΔE 0.084
- Onyx #343A40 ΔE 0.087
- Charcoal Grey #3C4142 ΔE 0.087
- Purple Brown #673A3F ΔE 0.088
Use #4E3566 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.