#4E5E90
Closest named color: Dusky Blue (#475F94). oklch(49.1% 0.083 269.7), rgb(78, 94, 144).
Aa
White text reads best on this color (6.31:1).
About this color
#4E5E90 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.083 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.010 away. White text reads best on it, at 6.31:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.32:1 |
| White text | 6.31:1 |
Values
| HEX | #4E5E90 |
| RGB | rgb(78, 94, 144) |
| HSL | hsl(225, 30%, 44%) |
| OKLCH | oklch(49.1% 0.083 269.7) |
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 #4E5E90 | 6.31:1 | AA | Lc -86.5 | Fine for body text |
| Black text on #4E5E90 | 3.32:1 | AA large text | Lc 22.7 | Dividers and decoration only |
| #4E5E90 text on white | 6.31:1 | AA | Lc 81.3 | Fine for body text |
| #4E5E90 text on black | 3.32:1 | AA large text | Lc -20.5 | 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 700.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7EAF2
oklch(93.7% 0.011 269.5)
-
Step 200
200
#D3D9E8
oklch(88.5% 0.022 268.4)
-
Step 300
300
#B6C0DB
oklch(80.9% 0.04 269.4)
-
Step 400
400
#919FC9
oklch(70.7% 0.064 270.4)
-
Step 500
500
#7687BC
oklch(63.1% 0.083 270.3)
-
Step 600
600
#5F70A8
oklch(55.5% 0.09 270.4)
-
Step 700
700 (this color)
#4E5E90
oklch(49.1% 0.083 269.7)
-
Step 800
800
#404D75
oklch(42.7% 0.069 269.6)
-
Step 900
900
#36405E
oklch(37.6% 0.053 269.6)
-
Step 950
950
#202637
oklch(27.1% 0.033 269.2)
#4E5E90 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) | #4C6392 | 0.014 |
| Deuteranopia (no green cones) | #465D8F | 0.011 |
| Tritanopia (no blue cones) | #366870 | 0.074 |
| Achromatopsia (no color) | #606060 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E5E90
#4E5E90
oklch(49.1% 0.083 269.7)
- #735E21
#735E21
oklch(49% 0.083 89.8)
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 #4E5E90, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.010
- Denim Blue #3B5B92 ΔE 0.027
- Denim #3B638C ΔE 0.028
- Dusk #4E5481 ΔE 0.033
- Twilight #4E518B ΔE 0.037
- Light Navy Blue #2E5A88 ΔE 0.043
- Dusty Grape #545775 ΔE 0.044
- YInMn Blue #415A77 ΔE 0.046
Use #4E5E90 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.