#4C52CB#4C52CB

#4C52CB is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.6% C 0.184 H 275.5°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#4C52CB
RGB	rgb(76, 82, 203)
HSL	hsl(237, 55%, 55%)
HSV	hsv(237, 63%, 80%)
CMYK	cmyk(62.6%, 59.6%, 0%, 20.4%)
CIE-LAB	lab(41.03, 34.65, -63.71)
CIE-LCH	lch(41.03, 72.52, 298.54°)
OKLab	oklab(50.55% 0.0176 -0.1833)
OKLCH	oklch(50.55% 0.184 275.5)
XYZ	xyz(16.7738, 11.8815, 57.8978)
Luminance	0.1188 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C52CB #CBC54C

analogous

#4C92CB #4C52CB #854CCB

triadic

#4C52CB #CB4C52 #52CB4C

tetradic

#4C52CB #CB4C92 #CBC54C #4CCB85

square

#4C52CB #CB4C92 #CBC54C #4CCB85

split-complementary

#4C52CB #CB854C #92CB4C

monochromatic

#232779 #3137A9 #4C52CB #7B80D9 #ABAEE7

Accessibility & contrast

On white

6.22

#4C52CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#4C52CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C52CB

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C52CB	#FFFFFF	#000000	##FFFFFF
##4C52CB	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066CF

Deuteranopia (green-blind)

#005BC9

Tritanopia (blue-blind)

#007086

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4c52cb;
/* rgb */ color: rgb(76, 82, 203);
/* oklch */ color: oklch(50.6% 0.184 275.5);

Tailwind

colors: {
  custom: {
    50: '#8b82dc',
    500: '#4c52cb',
    950: '#000000',
  },
}

SCSS

$custom: #4c52cb;
$custom-light: #8b82dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4c52cb",
  "rgb": {
    "r": 76,
    "g": 82,
    "b": 203
  },
  "hsl": {
    "h": 237.165,
    "s": 54.978,
    "l": 54.706
  },
  "oklch": {
    "l": 0.50552,
    "c": 0.18416,
    "h": 275.5
  },
  "luminance": 0.11883
}

Semantic roles & 50–950 ramp

primary

#4C52CB

secondary

#D4D29F

accent

#D749DE

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4C52CB

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

Preview Lab → · Contrast checker → · Palette generator →