#4B5CA2
Closest named color: Dusky Blue (#475F94). oklch(49.5% 0.114 271.4), rgb(75, 92, 162).
Aa
White text reads best on this color (6.26:1).
About this color
#4B5CA2 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 50%, its chroma 0.114 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.026 away. White text reads best on it, at 6.26:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.35:1 |
| White text | 6.26:1 |
Values
| HEX | #4B5CA2 |
| RGB | rgb(75, 92, 162) |
| HSL | hsl(228, 37%, 46%) |
| OKLCH | oklch(49.5% 0.114 271.4) |
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 #4B5CA2 | 6.26:1 | AA | Lc -86.2 | Fine for body text |
| Black text on #4B5CA2 | 3.35:1 | AA large text | Lc 23.0 | Dividers and decoration only |
| #4B5CA2 text on white | 6.26:1 | AA | Lc 81.1 | Fine for body text |
| #4B5CA2 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E6E9F5
oklch(93.5% 0.016 274.8)
-
Step 200
200
#D2D8EE
oklch(88.4% 0.031 273.6)
-
Step 300
300
#B3BFE5
oklch(80.8% 0.055 271.4)
-
Step 400
400
#8D9ED8
oklch(70.8% 0.087 271.5)
-
Step 500
500
#7185CD
oklch(63.2% 0.111 271.1)
-
Step 600
600
#5A6DBA
oklch(55.6% 0.122 271.5)
-
Step 700
700 (this color)
#4B5CA2
oklch(49.5% 0.114 271.4)
-
Step 800
800
#3D4A82
oklch(42.6% 0.094 272)
-
Step 900
900
#343F68
oklch(37.8% 0.072 271.3)
-
Step 950
950
#1E253D
oklch(27% 0.046 270.7)
#4B5CA2 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) | #3F64A5 | 0.024 |
| Deuteranopia (no green cones) | #355DA0 | 0.026 |
| Tritanopia (no blue cones) | #216B77 | 0.101 |
| Achromatopsia (no color) | #606060 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B5CA2
#4B5CA2
oklch(49.5% 0.114 271.4)
- #775F00
#775F00
oklch(49.5% 0.101 91.5)
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 #4B5CA2, closest first.
No curated palette has a color within ΔE 0.04 of #4B5CA2.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.026
- Denim Blue #3B5B92 ΔE 0.034
- French Blue #436BAD ΔE 0.042
- Twilight #4E518B ΔE 0.043
- Denim #3B638C ΔE 0.049
- Mid Blue #276AB3 ΔE 0.050
- Dusk #4E5481 ΔE 0.054
- Light Navy Blue #2E5A88 ΔE 0.056
Use #4B5CA2 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.