#4C42CB#4C42CB

#4C42CB is a mid, highly saturated blue. Relative luminance 0.097; OKLCH L 47.9% C 0.203 H 278.7°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#4C42CB
RGB	rgb(76, 66, 203)
HSL	hsl(244, 57%, 53%)
HSV	hsv(244, 67%, 80%)
CMYK	cmyk(62.6%, 67.5%, 0%, 20.4%)
CIE-LAB	lab(37.38, 44.29, -69.67)
CIE-LCH	lch(37.38, 82.55, 302.45°)
OKLab	oklab(47.89% 0.0307 -0.2009)
OKLCH	oklch(47.89% 0.203 278.7)
XYZ	xyz(15.7047, 9.7435, 57.5414)
Luminance	0.0974 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C42CB #C1CB42

analogous

#427CCB #4C42CB #9142CB

triadic

#4C42CB #CB4C42 #42CB4C

tetradic

#4C42CB #CB427C #C1CB42 #42CB91

square

#4C42CB #CB427C #C1CB42 #42CB91

split-complementary

#4C42CB #CB9142 #7CCB42

monochromatic

#262073 #352DA3 #4C42CB #7972D8 #A7A2E5

Accessibility & contrast

On white

7.12

#4C42CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#4C42CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C42CB

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C42CB	#FFFFFF	#000000	##FFFFFF
##4C42CB	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DCF

Deuteranopia (green-blind)

#0052C8

Tritanopia (blue-blind)

#006681

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4c42cb;
/* rgb */ color: rgb(76, 66, 203);
/* oklch */ color: oklch(47.9% 0.203 278.7);

Tailwind

colors: {
  custom: {
    50: '#8c77dc',
    500: '#4c42cb',
    950: '#000000',
  },
}

SCSS

$custom: #4c42cb;
$custom-light: #8c77dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4c42cb",
  "rgb": {
    "r": 76,
    "g": 66,
    "b": 203
  },
  "hsl": {
    "h": 244.38,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.47887,
    "c": 0.20322,
    "h": 278.7
  },
  "luminance": 0.09745
}

Semantic roles & 50–950 ramp

primary

#4C42CB

secondary

#CED297

accent

#E048D5

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4C42CB

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

Preview Lab → · Contrast checker → · Palette generator →