#4C55D3#4C55D3

#4C55D3 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.7% C 0.191 H 274.4°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#4C55D3
RGB	rgb(76, 85, 211)
HSL	hsl(236, 61%, 56%)
HSV	hsv(236, 64%, 83%)
CMYK	cmyk(64%, 59.7%, 0%, 17.3%)
CIE-LAB	lab(42.36, 35.48, -66.14)
CIE-LCH	lch(42.36, 75.06, 298.21°)
OKLab	oklab(51.73% 0.0148 -0.1904)
OKLCH	oklch(51.73% 0.191 274.4)
XYZ	xyz(17.9830, 12.7351, 63.1258)
Luminance	0.1274 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C55D3 #D3CA4C

analogous

#4C99D3 #4C55D3 #874CD3

triadic

#4C55D3 #D34C55 #55D34C

tetradic

#4C55D3 #D34C99 #D3CA4C #4CD387

square

#4C55D3 #D34C99 #D3CA4C #4CD387

split-complementary

#4C55D3 #D3874C #99D34C

monochromatic

#202784 #2D36B5 #4C55D3 #7D84DF #AEB2EB

Accessibility & contrast

On white

5.92

#4C55D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#4C55D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C55D3

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C55D3	#FFFFFF	#000000	##FFFFFF
##4C55D3	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD7

Deuteranopia (green-blind)

#005ED1

Tritanopia (blue-blind)

#00748C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4c55d3;
/* rgb */ color: rgb(76, 85, 211);
/* oklch */ color: oklch(51.7% 0.191 274.4);

Tailwind

colors: {
  custom: {
    50: '#8c85e1',
    500: '#4c55d3',
    950: '#000000',
  },
}

SCSS

$custom: #4c55d3;
$custom-light: #8c85e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4c55d3",
  "rgb": {
    "r": 76,
    "g": 85,
    "b": 211
  },
  "hsl": {
    "h": 236,
    "s": 60.538,
    "l": 56.275
  },
  "oklch": {
    "l": 0.5173,
    "c": 0.19102,
    "h": 274.4
  },
  "luminance": 0.12737
}

Semantic roles & 50–950 ramp

primary

#4C55D3

secondary

#D9D5A2

accent

#D944E4

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4C55D3

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →