#4E5383
Closest named color: Dusk (#4E5481). oklch(45.9% 0.078 278.3), rgb(78, 83, 131).
Aa
White text reads best on this color (7.26:1).
About this color
#4E5383 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.078 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.005 away. White text reads best on it, at 7.26:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.88:1 |
| White text | 7.26:1 |
Values
| HEX | #4E5383 |
| RGB | rgb(78, 83, 131) |
| HSL | hsl(234, 25%, 41%) |
| OKLCH | oklch(45.9% 0.078 278.3) |
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 #4E5383 | 7.26:1 | AAA | Lc -90.1 | Preferred for body text |
| Black text on #4E5383 | 2.88:1 | Fails | Lc 18.8 | Dividers and decoration only |
| #4E5383 text on white | 7.26:1 | AAA | Lc 85.2 | Fine for body text |
| #4E5383 text on black | 2.88:1 | Fails | Lc -16.8 | Dividers and decoration only |
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 700.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E8E9F1
oklch(93.6% 0.011 280.5)
-
Step 200
200
#D5D8E7
oklch(88.4% 0.021 276.9)
-
Step 300
300
#BABFD9
oklch(80.9% 0.037 276.9)
-
Step 400
400
#979DC7
oklch(70.6% 0.062 278.3)
-
Step 500
500
#7E85B8
oklch(63.1% 0.077 277.9)
-
Step 600
600
#686EA4
oklch(55.6% 0.084 278.4)
-
Step 700
700 (this color)
#4E5383
oklch(45.9% 0.078 278.3)
-
Step 800
800
#474B72
oklch(42.7% 0.065 278.8)
-
Step 900
900
#3B3F5C
oklch(37.7% 0.05 277.7)
-
Step 950
950
#232536
oklch(27% 0.032 278.9)
#4E5383 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) | #435985 | 0.021 |
| Deuteranopia (no green cones) | #405582 | 0.020 |
| Tritanopia (no blue cones) | #3E5C65 | 0.068 |
| Achromatopsia (no color) | #575757 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E5383
#4E5383
oklch(45.9% 0.078 278.3)
- #63581E
#63581E
oklch(45.9% 0.078 98.5)
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 #4E5383, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.005
- Twilight #4E518B ΔE 0.016
- Dusty Grape #545775 ΔE 0.030
- Denim Blue #3B5B92 ΔE 0.036
- YInMn Blue #415A77 ΔE 0.037
- Dusky Blue #475F94 ΔE 0.039
- Light Navy Blue #2E5A88 ΔE 0.041
- Denim #3B638C ΔE 0.048
Use #4E5383 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.