#4E2E78
Closest named color: Dark Slate Blue (#483D8B). oklch(38% 0.122 300.6), rgb(78, 46, 120).
Aa
White text reads best on this color (10.57:1).
About this color
#4E2E78 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.122 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.047 away. White text reads best on it, at 10.57:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.122) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.98:1 |
| White text | 10.57:1 |
Values
| HEX | #4E2E78 |
| RGB | rgb(78, 46, 120) |
| HSL | hsl(266, 45%, 33%) |
| OKLCH | oklch(38% 0.122 300.6) |
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 #4E2E78 | 10.57:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #4E2E78 | 1.98:1 | Fails | Lc 9.7 | Not readable |
| #4E2E78 text on white | 10.57:1 | AAA | Lc 94.2 | Preferred for body text |
| #4E2E78 text on black | 1.98:1 | 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
#F7F4FD
oklch(97.2% 0.012 301.3)
-
Step 100
100
#ECE6F9
oklch(93.5% 0.026 300.3)
-
Step 200
200
#DED2F6
oklch(88.5% 0.051 300.6)
-
Step 300
300
#CAB3F3
oklch(80.8% 0.092 300.8)
-
Step 400
400
#B089ED
oklch(70.7% 0.147 300.7)
-
Step 500
500
#9E68E7
oklch(63.2% 0.187 300.8)
-
Step 600
600
#894BD5
oklch(55.6% 0.203 300.6)
-
Step 700
700
#753AB9
oklch(49.1% 0.19 300.8)
-
Step 800
800
#5F3296
oklch(42.8% 0.157 300.6)
-
Step 900
900 (this color)
#4E2E78
oklch(38% 0.122 300.6)
-
Step 950
950
#2D1B46
oklch(27% 0.078 300.6)
#4E2E78 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) | #063E7A | 0.093 |
| Deuteranopia (no green cones) | #173E76 | 0.085 |
| Tritanopia (no blue cones) | #453D4E | 0.092 |
| Achromatopsia (no color) | #3F3F3F | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E2E78
#4E2E78
oklch(38% 0.122 300.6)
- #3C4900
#3C4900
oklch(38% 0.091 120.6)
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 #4E2E78, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.047
- Blueberry #464196 ΔE 0.066
- Indigo #4B0082 ΔE 0.070
- Rebecca Purple #663399 ΔE 0.072
- Royal Purple #4B006E ΔE 0.076
- Grape Purple #5D1451 ΔE 0.084
- Cobalt #1E488F ΔE 0.093
- Twilight #4E518B ΔE 0.093
Use #4E2E78 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.