#4E517C
Closest named color: Dusk (#4E5481). oklch(45.1% 0.07 280.1), rgb(78, 81, 124).
Aa
White text reads best on this color (7.52:1).
About this color
#4E517C is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.070 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.011 away. White text reads best on it, at 7.52:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.070) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.79:1 |
| White text | 7.52:1 |
Values
| HEX | #4E517C |
| RGB | rgb(78, 81, 124) |
| HSL | hsl(236, 23%, 40%) |
| OKLCH | oklch(45.1% 0.07 280.1) |
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 #4E517C | 7.52:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #4E517C | 2.79:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #4E517C text on white | 7.52:1 | AAA | Lc 86.1 | Fine for body text |
| #4E517C text on black | 2.79:1 | Fails | Lc -16.0 | 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
#E8E9F2
oklch(93.6% 0.012 281.1)
-
Step 200
200
#D6D8E8
oklch(88.5% 0.022 280.3)
-
Step 300
300
#BBBEDB
oklch(80.8% 0.041 280.8)
-
Step 400
400
#989DC9
oklch(70.8% 0.064 279.6)
-
Step 500
500
#7F84BC
oklch(63.1% 0.084 279.8)
-
Step 600
600
#696DA8
oklch(55.6% 0.091 280)
-
Step 700
700
#575B90
oklch(49.1% 0.085 279.5)
-
Step 800
800 (this color)
#4E517C
oklch(45.1% 0.07 280.1)
-
Step 900
900
#3C3E5E
oklch(37.7% 0.055 280.7)
-
Step 950
950
#232537
oklch(27.1% 0.034 279)
#4E517C 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) | #43567E | 0.020 |
| Deuteranopia (no green cones) | #41537B | 0.019 |
| Tritanopia (no blue cones) | #415961 | 0.061 |
| Achromatopsia (no color) | #545454 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E517C
#4E517C
oklch(45.1% 0.07 280.1)
- #5F5625
#5F5625
oklch(45.1% 0.069 99)
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 #4E517C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.011
- Twilight #4E518B ΔE 0.025
- Dusty Grape #545775 ΔE 0.026
- YInMn Blue #415A77 ΔE 0.034
- Denim Blue #3B5B92 ΔE 0.045
- Light Navy Blue #2E5A88 ΔE 0.045
- Dusky Blue #475F94 ΔE 0.049
- Dusk Blue #26538D ΔE 0.053
Use #4E517C 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.