#4A42CF#4A42CF

#4A42CF is a mid, highly saturated blue. Relative luminance 0.099; OKLCH L 48.1% C 0.209 H 277.6°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#4A42CF
RGB	rgb(74, 66, 207)
HSL	hsl(243, 59%, 54%)
HSV	hsv(243, 68%, 81%)
CMYK	cmyk(64.3%, 68.1%, 0%, 18.8%)
CIE-LAB	lab(37.58, 45.30, -71.65)
CIE-LCH	lch(37.58, 84.77, 302.30°)
OKLab	oklab(48.1% 0.0277 -0.2067)
OKLCH	oklch(48.1% 0.209 277.6)
XYZ	xyz(16.0311, 9.8559, 60.0770)
Luminance	0.0986 (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

#4A42CF #C7CF42

analogous

#4280CF #4A42CF #9042CF

triadic

#4A42CF #CF4A42 #42CF4A

tetradic

#4A42CF #CF4280 #C7CF42 #42CF90

square

#4A42CF #CF4280 #C7CF42 #42CF90

split-complementary

#4A42CF #CF9042 #80CF42

monochromatic

#241F78 #322BA9 #4A42CF #7973DB #A7A4E8

Accessibility & contrast

On white

7.07

#4A42CF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#4A42CF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A42CF

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A42CF	#FFFFFF	#000000	##FFFFFF
##4A42CF	1.00	7.07	2.97	7.07
#FFFFFF	7.07	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ED3

Deuteranopia (green-blind)

#0052CC

Tritanopia (blue-blind)

#006883

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4a42cf;
/* rgb */ color: rgb(74, 66, 207);
/* oklch */ color: oklch(48.1% 0.209 277.6);

Tailwind

colors: {
  custom: {
    50: '#8c78df',
    500: '#4a42cf',
    950: '#000000',
  },
}

SCSS

$custom: #4a42cf;
$custom-light: #8c78df;
$custom-dark: #000000;

JSON

{
  "hex": "#4a42cf",
  "rgb": {
    "r": 74,
    "g": 66,
    "b": 207
  },
  "hsl": {
    "h": 243.404,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.48104,
    "c": 0.20859,
    "h": 277.6
  },
  "luminance": 0.09857
}

Semantic roles & 50–950 ramp

primary

#4A42CF

secondary

#D1D598

accent

#E345DA

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4A42CF

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

Preview Lab → · Contrast checker → · Palette generator →