#4E4777
Closest named color: Dusk (#4E5481). oklch(42.7% 0.078 289.3), rgb(78, 71, 119).
Aa
White text reads best on this color (8.42:1).
About this color
#4E4777 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.078 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.038 away. White text reads best on it, at 8.42:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.49:1 |
| White text | 8.42:1 |
Values
| HEX | #4E4777 |
| RGB | rgb(78, 71, 119) |
| HSL | hsl(249, 25%, 37%) |
| OKLCH | oklch(42.7% 0.078 289.3) |
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 #4E4777 | 8.42:1 | AAA | Lc -93.5 | Preferred for body text |
| Black text on #4E4777 | 2.49:1 | Fails | Lc 15.0 | Dividers and decoration only |
| #4E4777 text on white | 8.42:1 | AAA | Lc 89.0 | Fine for body text |
| #4E4777 text on black | 2.49:1 | Fails | Lc -13.2 | 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 800.
-
Step 50
50
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E9E9F2
oklch(93.7% 0.012 286.2)
-
Step 200
200
#D8D7E9
oklch(88.5% 0.025 288.4)
-
Step 300
300
#BFBCDD
oklch(80.8% 0.046 289.5)
-
Step 400
400
#9F99CC
oklch(70.6% 0.074 289.8)
-
Step 500
500
#8880BF
oklch(63.2% 0.094 289.2)
-
Step 600
600
#7268AB
oklch(55.5% 0.103 289.5)
-
Step 700
700
#605793
oklch(49.2% 0.095 289.3)
-
Step 800
800 (this color)
#4E4777
oklch(42.7% 0.078 289.3)
-
Step 900
900
#413C60
oklch(37.8% 0.061 289.5)
-
Step 950
950
#262338
oklch(27% 0.039 290.1)
#4E4777 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) | #384E79 | 0.036 |
| Deuteranopia (no green cones) | #384C76 | 0.034 |
| Tritanopia (no blue cones) | #445059 | 0.066 |
| Achromatopsia (no color) | #4D4D4D | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E4777
#4E4777
oklch(42.7% 0.078 289.3)
- #525218
#525218
oklch(42.6% 0.078 109.3)
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 #4E4777, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.038
- Twilight #4E518B ΔE 0.039
- Dark Slate Blue #483D8B ΔE 0.048
- Dusty Grape #545775 ΔE 0.050
- YInMn Blue #415A77 ΔE 0.058
- Blueberry #464196 ΔE 0.058
- Dusk Blue #26538D ΔE 0.062
- Light Navy Blue #2E5A88 ΔE 0.064
Use #4E4777 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.