#4C53CB#4C53CB

#4C53CB is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.7% C 0.183 H 275.2°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#4C53CB
RGB	rgb(76, 83, 203)
HSL	hsl(237, 55%, 55%)
HSV	hsv(237, 63%, 80%)
CMYK	cmyk(62.6%, 59.1%, 0%, 20.4%)
CIE-LAB	lab(41.27, 34.03, -63.31)
CIE-LCH	lch(41.27, 71.88, 298.26°)
OKLab	oklab(50.73% 0.0167 -0.1821)
OKLCH	oklch(50.73% 0.183 275.2)
XYZ	xyz(16.8497, 12.0334, 57.9231)
Luminance	0.1203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C53CB #CBC44C

analogous

#4C93CB #4C53CB #854CCB

triadic

#4C53CB #CB4C53 #53CB4C

tetradic

#4C53CB #CB4C93 #CBC44C #4CCB85

square

#4C53CB #CB4C93 #CBC44C #4CCB85

split-complementary

#4C53CB #CB854C #93CB4C

monochromatic

#232879 #3138A9 #4C53CB #7B81D9 #ABAEE7

Accessibility & contrast

On white

6.16

#4C53CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#4C53CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C53CB

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C53CB	#FFFFFF	#000000	##FFFFFF
##4C53CB	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CF

Deuteranopia (green-blind)

#005CC9

Tritanopia (blue-blind)

#007087

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4c53cb;
/* rgb */ color: rgb(76, 83, 203);
/* oklch */ color: oklch(50.7% 0.183 275.2);

Tailwind

colors: {
  custom: {
    50: '#8b83dc',
    500: '#4c53cb',
    950: '#000000',
  },
}

SCSS

$custom: #4c53cb;
$custom-light: #8b83dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4c53cb",
  "rgb": {
    "r": 76,
    "g": 83,
    "b": 203
  },
  "hsl": {
    "h": 236.693,
    "s": 54.978,
    "l": 54.706
  },
  "oklch": {
    "l": 0.50731,
    "c": 0.18291,
    "h": 275.2
  },
  "luminance": 0.12035
}

Semantic roles & 50–950 ramp

primary

#4C53CB

secondary

#D4D19F

accent

#D649DE

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4C53CB

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

Preview Lab → · Contrast checker → · Palette generator →