#4E5C9F
Closest named color: Dusky Blue (#475F94). oklch(49.5% 0.108 273), rgb(78, 92, 159).
Aa
White text reads best on this color (6.25:1).
About this color
#4E5C9F is a medium-dark, moderately saturated blue. In OKLCH its lightness is 50%, its chroma 0.108 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.023 away. White text reads best on it, at 6.25:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.35:1 |
| White text | 6.25:1 |
Values
| HEX | #4E5C9F |
| RGB | rgb(78, 92, 159) |
| HSL | hsl(230, 34%, 46%) |
| OKLCH | oklch(49.5% 0.108 273) |
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 #4E5C9F | 6.25:1 | AA | Lc -86.2 | Fine for body text |
| Black text on #4E5C9F | 3.35:1 | AA large text | Lc 23.0 | Dividers and decoration only |
| #4E5C9F text on white | 6.25:1 | AA | Lc 81.1 | Fine for body text |
| #4E5C9F text on black | 3.35:1 | AA large text | Lc -20.8 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6E9F4
oklch(93.5% 0.015 273.8)
-
Step 200
200
#D2D8ED
oklch(88.4% 0.03 273.1)
-
Step 300
300
#B5BFE3
oklch(80.9% 0.052 273)
-
Step 400
400
#8F9DD5
oklch(70.6% 0.084 273.3)
-
Step 500
500
#7484CA
oklch(63% 0.107 273.2)
-
Step 600
600
#5D6DB7
oklch(55.6% 0.116 272.9)
-
Step 700
700 (this color)
#4E5C9F
oklch(49.5% 0.108 273)
-
Step 800
800
#3F4A80
oklch(42.6% 0.091 273.3)
-
Step 900
900
#353E67
oklch(37.6% 0.071 273.1)
-
Step 950
950
#1F253C
oklch(27% 0.044 272.1)
#4E5C9F 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) | #4164A2 | 0.025 |
| Deuteranopia (no green cones) | #395D9E | 0.025 |
| Tritanopia (no blue cones) | #2C6A76 | 0.095 |
| Achromatopsia (no color) | #606060 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E5C9F
#4E5C9F
oklch(49.5% 0.108 273)
- #766000
#766000
oklch(49.6% 0.102 93.2)
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 #4E5C9F, closest first.
No curated palette has a color within ΔE 0.04 of #4E5C9F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.023
- Denim Blue #3B5B92 ΔE 0.033
- Twilight #4E518B ΔE 0.040
- French Blue #436BAD ΔE 0.043
- Denim #3B638C ΔE 0.046
- Dusk #4E5481 ΔE 0.050
- Mid Blue #276AB3 ΔE 0.054
- Light Navy Blue #2E5A88 ΔE 0.055
Use #4E5C9F 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.