#4E3369
Closest named color: Dark Slate Blue (#483D8B). oklch(37.8% 0.093 305.5), rgb(78, 51, 105).
Aa
White text reads best on this color (10.49:1).
About this color
#4E3369 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.093 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 0.060 away. White text reads best on it, at 10.49:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.093) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.00:1 |
| White text | 10.49:1 |
Values
| HEX | #4E3369 |
| RGB | rgb(78, 51, 105) |
| HSL | hsl(270, 35%, 31%) |
| OKLCH | oklch(37.8% 0.093 305.5) |
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 #4E3369 | 10.49:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #4E3369 | 2.00:1 | Fails | Lc 9.8 | Not readable |
| #4E3369 text on white | 10.49:1 | AAA | Lc 94.2 | Preferred for body text |
| #4E3369 text on black | 2.00:1 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
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
#B18ED8
oklch(70.6% 0.112 305.4)
-
Step 500
500
#9E70CE
oklch(63% 0.144 305.2)
-
Step 600
600
#8A56BB
oklch(55.6% 0.157 305.7)
-
Step 700
700
#7546A1
oklch(49.1% 0.145 305.6)
-
Step 800
800
#5F3A82
oklch(42.7% 0.12 305.7)
-
Step 900
900 (this color)
#4E3369
oklch(37.8% 0.093 305.5)
-
Step 950
950
#2D1E3D
oklch(26.9% 0.059 305.1)
#4E3369 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) | #243E6B | 0.069 |
| Deuteranopia (no green cones) | #2B3F68 | 0.063 |
| Tritanopia (no blue cones) | #4A3C49 | 0.068 |
| Achromatopsia (no color) | #3F3F3F | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E3369
#4E3369
oklch(37.8% 0.093 305.5)
- #364A03
#364A03
oklch(37.8% 0.094 125.5)
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 #4E3369, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.060
- Grape Purple #5D1451 ΔE 0.075
- Blueberry #464196 ΔE 0.080
- Dark Grey Blue #29465B ΔE 0.085
- Prussian Blue #1D3557 ΔE 0.086
- Twilight Blue #0A437A ΔE 0.091
- Royal Purple #4B006E ΔE 0.091
- Rebecca Purple #663399 ΔE 0.091
Use #4E3369 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.