#4E5281
Closest named color: Dusk (#4E5481). oklch(45.6% 0.077 279.2), rgb(78, 82, 129).
Aa
White text reads best on this color (7.37:1).
About this color
#4E5281 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.077 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.006 away. White text reads best on it, at 7.37:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.84:1 |
| White text | 7.37:1 |
Values
| HEX | #4E5281 |
| RGB | rgb(78, 82, 129) |
| HSL | hsl(235, 25%, 41%) |
| OKLCH | oklch(45.6% 0.077 279.2) |
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 #4E5281 | 7.37:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #4E5281 | 2.84:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #4E5281 text on white | 7.37:1 | AAA | Lc 85.6 | Fine for body text |
| #4E5281 text on black | 2.84:1 | Fails | Lc -16.5 | 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 800.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E8E9F3
oklch(93.6% 0.013 281.6)
-
Step 200
200
#D5D8EA
oklch(88.5% 0.025 278.3)
-
Step 300
300
#BABEDE
oklch(80.9% 0.045 279.7)
-
Step 400
400
#979CCD
oklch(70.6% 0.072 279.9)
-
Step 500
500
#7E83C0
oklch(63% 0.092 279.8)
-
Step 600
600
#676CAD
oklch(55.5% 0.101 279.2)
-
Step 700
700
#565A94
oklch(49.1% 0.092 279.4)
-
Step 800
800 (this color)
#4E5281
oklch(45.6% 0.077 279.2)
-
Step 900
900
#3B3E61
oklch(37.7% 0.06 279.4)
-
Step 950
950
#222439
oklch(26.9% 0.039 279.2)
#4E5281 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) | #435883 | 0.021 |
| Deuteranopia (no green cones) | #405480 | 0.020 |
| Tritanopia (no blue cones) | #3F5B63 | 0.068 |
| Achromatopsia (no color) | #565656 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E5281
#4E5281
oklch(45.6% 0.077 279.2)
- #62571F
#62571F
oklch(45.5% 0.076 98.1)
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 #4E5281, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.006
- Twilight #4E518B ΔE 0.017
- Dusty Grape #545775 ΔE 0.030
- YInMn Blue #415A77 ΔE 0.036
- Denim Blue #3B5B92 ΔE 0.039
- Light Navy Blue #2E5A88 ΔE 0.042
- Dusky Blue #475F94 ΔE 0.043
- Dusk Blue #26538D ΔE 0.050
Use #4E5281 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.