#4B42CF#4B42CF

#4B42CF is a mid, highly saturated blue. Relative luminance 0.099; OKLCH L 48.2% C 0.208 H 278.0°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#4B42CF
RGB	rgb(75, 66, 207)
HSL	hsl(244, 59%, 54%)
HSV	hsv(244, 68%, 81%)
CMYK	cmyk(63.8%, 68.1%, 0%, 18.8%)
CIE-LAB	lab(37.66, 45.43, -71.53)
CIE-LCH	lch(37.66, 84.74, 302.42°)
OKLab	oklab(48.18% 0.0289 -0.2064)
OKLCH	oklch(48.18% 0.208 278)
XYZ	xyz(16.1087, 9.8960, 60.0806)
Luminance	0.0990 (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

#4B42CF #C6CF42

analogous

#427FCF #4B42CF #9142CF

triadic

#4B42CF #CF4B42 #42CF4B

tetradic

#4B42CF #CF427F #C6CF42 #42CF91

square

#4B42CF #CF427F #C6CF42 #42CF91

split-complementary

#4B42CF #CF9142 #7FCF42

monochromatic

#241F78 #332BA9 #4B42CF #7973DB #A8A4E8

Accessibility & contrast

On white

7.05

#4B42CF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#4B42CF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B42CF

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B42CF	#FFFFFF	#000000	##FFFFFF
##4B42CF	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ED3

Deuteranopia (green-blind)

#0053CC

Tritanopia (blue-blind)

#006883

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4b42cf;
/* rgb */ color: rgb(75, 66, 207);
/* oklch */ color: oklch(48.2% 0.208 278.0);

Tailwind

colors: {
  custom: {
    50: '#8d78df',
    500: '#4b42cf',
    950: '#000000',
  },
}

SCSS

$custom: #4b42cf;
$custom-light: #8d78df;
$custom-dark: #000000;

JSON

{
  "hex": "#4b42cf",
  "rgb": {
    "r": 75,
    "g": 66,
    "b": 207
  },
  "hsl": {
    "h": 243.83,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.48175,
    "c": 0.20839,
    "h": 278
  },
  "luminance": 0.09897
}

Semantic roles & 50–950 ramp

primary

#4B42CF

secondary

#D1D598

accent

#E345D9

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #4B42CF

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

Preview Lab → · Contrast checker → · Palette generator →