#4E3766
Closest named color: Dark Slate Blue (#483D8B). oklch(38.4% 0.082 305.4), rgb(78, 55, 102).
Aa
White text reads best on this color (10.18:1).
About this color
#4E3766 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.082 and its hue 305°. 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 10.18:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.082) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.06:1 |
| White text | 10.18:1 |
Values
| HEX | #4E3766 |
| RGB | rgb(78, 55, 102) |
| HSL | hsl(269, 30%, 31%) |
| OKLCH | oklch(38.4% 0.082 305.4) |
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 #4E3766 | 10.18:1 | AAA | Lc -97.6 | Preferred for body text |
| Black text on #4E3766 | 2.06:1 | Fails | Lc 10.4 | Not readable |
| #4E3766 text on white | 10.18:1 | AAA | Lc 93.5 | Preferred for body text |
| #4E3766 text on black | 2.06:1 | Fails | Lc -9.0 | 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
#ECE7F4
oklch(93.6% 0.018 303.4)
-
Step 200
200
#DED4EC
oklch(88.5% 0.034 304.5)
-
Step 300
300
#CAB7E1
oklch(80.9% 0.062 305.6)
-
Step 400
400
#AF91D2
oklch(70.7% 0.098 305.2)
-
Step 500
500
#9C74C6
oklch(63.1% 0.126 305.5)
-
Step 600
600
#875BB2
oklch(55.6% 0.137 305.8)
-
Step 700
700
#724B99
oklch(49.1% 0.126 305.3)
-
Step 800
800
#5D3E7C
oklch(42.8% 0.104 305.5)
-
Step 900
900 (this color)
#4E3766
oklch(38.4% 0.082 305.4)
-
Step 950
950
#2C1F3B
oklch(26.9% 0.053 304.5)
#4E3766 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) | #2B4068 | 0.058 |
| Deuteranopia (no green cones) | #314165 | 0.053 |
| Tritanopia (no blue cones) | #4A3F49 | 0.062 |
| Achromatopsia (no color) | #414141 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E3766
#4E3766
oklch(38.4% 0.082 305.4)
- #394B14
#394B14
oklch(38.5% 0.082 125.7)
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 #4E3766, 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
- Dark Grey Blue #29465B ΔE 0.075
- Blueberry #464196 ΔE 0.082
- Grape Purple #5D1451 ΔE 0.082
- Charcoal Grey #3C4142 ΔE 0.084
- Prussian Blue #1D3557 ΔE 0.084
- Onyx #343A40 ΔE 0.085
- Purple Brown #673A3F ΔE 0.085
Use #4E3766 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.