#4A5EA8
Closest named color: Dusky Blue (#475F94). oklch(50.3% 0.12 270.2), rgb(74, 94, 168).
Aa
White text reads best on this color (6.07:1).
About this color
#4A5EA8 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 50%, its chroma 0.120 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.033 away. White text reads best on it, at 6.07:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.45:1 |
| White text | 6.07:1 |
Values
| HEX | #4A5EA8 |
| RGB | rgb(74, 94, 168) |
| HSL | hsl(227, 39%, 47%) |
| OKLCH | oklch(50.3% 0.12 270.2) |
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 #4A5EA8 | 6.07:1 | AA | Lc -85.3 | Fine for body text |
| Black text on #4A5EA8 | 3.45:1 | AA large text | Lc 23.9 | Dividers and decoration only |
| #4A5EA8 text on white | 6.07:1 | AA | Lc 80.2 | Fine for body text |
| #4A5EA8 text on black | 3.45:1 | AA large text | Lc -21.7 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF6
oklch(93.7% 0.017 267.8)
-
Step 200
200
#D1D9EF
oklch(88.6% 0.031 269.8)
-
Step 300
300
#B2BFE7
oklch(80.8% 0.058 270.9)
-
Step 400
400
#8A9EDB
oklch(70.7% 0.093 270)
-
Step 500
500
#6E85D1
oklch(63.2% 0.118 270)
-
Step 600
600
#576DBE
oklch(55.6% 0.128 270.4)
-
Step 700
700 (this color)
#4A5EA8
oklch(50.3% 0.12 270.2)
-
Step 800
800
#3A4A85
oklch(42.6% 0.1 270.3)
-
Step 900
900
#323F6B
oklch(37.9% 0.077 270)
-
Step 950
950
#1D253E
oklch(27% 0.048 269.5)
#4A5EA8 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) | #3E67AB | 0.026 |
| Deuteranopia (no green cones) | #325EA6 | 0.027 |
| Tritanopia (no blue cones) | #156E7B | 0.106 |
| Achromatopsia (no color) | #626262 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A5EA8
#4A5EA8
oklch(50.3% 0.12 270.2)
- #7A6000
#7A6000
oklch(50.1% 0.102 90.2)
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 #4A5EA8, closest first.
No curated palette has a color within ΔE 0.04 of #4A5EA8.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.033
- French Blue #436BAD ΔE 0.035
- Denim Blue #3B5B92 ΔE 0.041
- Mid Blue #276AB3 ΔE 0.043
- Twilight #4E518B ΔE 0.053
- Denim #3B638C ΔE 0.054
- Iris #6258C4 ΔE 0.059
- Flat Blue #3C73A8 ΔE 0.059
Use #4A5EA8 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.