#4E5578
Closest named color: Dusty Grape (#545775). oklch(45.8% 0.058 275.2), rgb(78, 85, 120).
Aa
White text reads best on this color (7.25:1).
About this color
#4E5578 is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.058 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.013 away. White text reads best on it, at 7.25:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.89:1 |
| White text | 7.25:1 |
Values
| HEX | #4E5578 |
| RGB | rgb(78, 85, 120) |
| HSL | hsl(230, 21%, 39%) |
| OKLCH | oklch(45.8% 0.058 275.2) |
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 #4E5578 | 7.25:1 | AAA | Lc -90.1 | Preferred for body text |
| Black text on #4E5578 | 2.89:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #4E5578 text on white | 7.25:1 | AAA | Lc 85.2 | Fine for body text |
| #4E5578 text on black | 2.89:1 | 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 800.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E8E9F1
oklch(93.6% 0.011 280.5)
-
Step 200
200
#D5D8E6
oklch(88.4% 0.019 276.3)
-
Step 300
300
#BABFD7
oklch(80.8% 0.034 276.3)
-
Step 400
400
#969EC3
oklch(70.6% 0.055 275.4)
-
Step 500
500
#7D86B4
oklch(63% 0.07 275.6)
-
Step 600
600
#66709F
oklch(55.6% 0.074 274.5)
-
Step 700
700
#555D88
oklch(49% 0.07 275.4)
-
Step 800
800 (this color)
#4E5578
oklch(45.8% 0.058 275.2)
-
Step 900
900
#3A405A
oklch(37.7% 0.045 274)
-
Step 950
950
#222535
oklch(26.9% 0.03 276)
#4E5578 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) | #4A597A | 0.012 |
| Deuteranopia (no green cones) | #475577 | 0.010 |
| Tritanopia (no blue cones) | #425C61 | 0.053 |
| Achromatopsia (no color) | #575757 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E5578
#4E5578
oklch(45.8% 0.058 275.2)
- #615731
#615731
oklch(45.7% 0.057 95.1)
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 #4E5578, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.013
- Dusk #4E5481 ΔE 0.016
- YInMn Blue #415A77 ΔE 0.022
- Twilight #4E518B ΔE 0.036
- Light Navy Blue #2E5A88 ΔE 0.044
- Denim Blue #3B5B92 ΔE 0.046
- Dusky Blue #475F94 ΔE 0.048
- Denim #3B638C ΔE 0.048
Use #4E5578 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.