#4C5CA0
Closest named color: Dusky Blue (#475F94). oklch(49.5% 0.11 271.9), rgb(76, 92, 160).
Aa
White text reads best on this color (6.27:1).
About this color
#4C5CA0 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.110 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.024 away. White text reads best on it, at 6.27:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.34:1 |
| White text | 6.27:1 |
Values
| HEX | #4C5CA0 |
| RGB | rgb(76, 92, 160) |
| HSL | hsl(229, 36%, 46%) |
| OKLCH | oklch(49.5% 0.11 271.9) |
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 #4C5CA0 | 6.27:1 | AA | Lc -86.3 | Fine for body text |
| Black text on #4C5CA0 | 3.34:1 | AA large text | Lc 22.9 | Dividers and decoration only |
| #4C5CA0 text on white | 6.27:1 | AA | Lc 81.1 | Fine for body text |
| #4C5CA0 text on black | 3.34:1 | AA large text | Lc -20.7 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6E9F5
oklch(93.5% 0.016 274.8)
-
Step 200
200
#D2D8ED
oklch(88.4% 0.03 273.1)
-
Step 300
300
#B4BFE4
oklch(80.8% 0.054 272.1)
-
Step 400
400
#8E9ED6
oklch(70.8% 0.084 271.8)
-
Step 500
500
#7285CC
oklch(63.2% 0.109 271.6)
-
Step 600
600
#5B6DB8
oklch(55.5% 0.118 271.9)
-
Step 700
700 (this color)
#4C5CA0
oklch(49.5% 0.11 271.9)
-
Step 800
800
#3E4B81
oklch(42.8% 0.091 271.9)
-
Step 900
900
#343F67
oklch(37.8% 0.07 271.1)
-
Step 950
950
#1F253D
oklch(27.1% 0.046 272.4)
#4C5CA0 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) | #4064A3 | 0.024 |
| Deuteranopia (no green cones) | #375D9F | 0.025 |
| Tritanopia (no blue cones) | #266B76 | 0.099 |
| Achromatopsia (no color) | #606060 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C5CA0
#4C5CA0
oklch(49.5% 0.11 271.9)
- #765F00
#765F00
oklch(49.4% 0.101 92.3)
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 #4C5CA0, closest first.
No curated palette has a color within ΔE 0.04 of #4C5CA0.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.024
- Denim Blue #3B5B92 ΔE 0.032
- Twilight #4E518B ΔE 0.041
- French Blue #436BAD ΔE 0.043
- Denim #3B638C ΔE 0.047
- Dusk #4E5481 ΔE 0.051
- Mid Blue #276AB3 ΔE 0.052
- Light Navy Blue #2E5A88 ΔE 0.055
Use #4C5CA0 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.