#4E3368
Closest named color: Dark Slate Blue (#483D8B). oklch(37.8% 0.092 306), rgb(78, 51, 104).
Aa
White text reads best on this color (10.51:1).
About this color
#4E3368 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.092 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 0.062 away. White text reads best on it, at 10.51:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.092) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.99:1 |
| White text | 10.51:1 |
Values
| HEX | #4E3368 |
| RGB | rgb(78, 51, 104) |
| HSL | hsl(271, 34%, 30%) |
| OKLCH | oklch(37.8% 0.092 306) |
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 #4E3368 | 10.51:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #4E3368 | 1.99:1 | Fails | Lc 9.7 | Not readable |
| #4E3368 text on white | 10.51:1 | AAA | Lc 94.2 | Preferred for body text |
| #4E3368 text on black | 1.99:1 | Fails | Lc -8.4 | 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
#EDE7F5
oklch(93.7% 0.02 305.3)
-
Step 200
200
#DFD3EE
oklch(88.5% 0.039 305.6)
-
Step 300
300
#CBB6E5
oklch(80.9% 0.069 305.2)
-
Step 400
400
#B28ED7
oklch(70.7% 0.111 306.4)
-
Step 500
500
#9F70CC
oklch(63% 0.141 306.3)
-
Step 600
600
#8A57B9
oklch(55.6% 0.153 306.1)
-
Step 700
700
#75469F
oklch(49% 0.143 306.2)
-
Step 800
800
#5F3A81
oklch(42.6% 0.118 306.1)
-
Step 900
900 (this color)
#4E3368
oklch(37.8% 0.092 306)
-
Step 950
950
#2D1E3D
oklch(26.9% 0.059 305.1)
#4E3368 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) | #253E6A | 0.068 |
| Deuteranopia (no green cones) | #2C3F67 | 0.062 |
| Tritanopia (no blue cones) | #4A3C48 | 0.068 |
| Achromatopsia (no color) | #3F3F3F | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E3368
#4E3368
oklch(37.8% 0.092 306)
- #364A06
#364A06
oklch(37.9% 0.092 125.8)
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 #4E3368, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.062
- Grape Purple #5D1451 ΔE 0.075
- Blueberry #464196 ΔE 0.081
- Dark Grey Blue #29465B ΔE 0.084
- Prussian Blue #1D3557 ΔE 0.086
- Twilight Blue #0A437A ΔE 0.091
- Royal Purple #4B006E ΔE 0.091
- Onyx #343A40 ΔE 0.092
Use #4E3368 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.