#4D42CB#4D42CB

#4D42CB is a mid, highly saturated blue. Relative luminance 0.098; OKLCH L 48.0% C 0.203 H 279.1°. Best body text is #FFFFFF at 7.10:1 contrast (WCAG AA passes).

Color values

HEX	#4D42CB
RGB	rgb(77, 66, 203)
HSL	hsl(245, 57%, 53%)
HSV	hsv(245, 67%, 80%)
CMYK	cmyk(62.1%, 67.5%, 0%, 20.4%)
CIE-LAB	lab(37.45, 44.43, -69.54)
CIE-LCH	lch(37.45, 82.52, 302.58°)
OKLab	oklab(47.96% 0.032 -0.2005)
OKLCH	oklch(47.96% 0.203 279.1)
XYZ	xyz(15.7848, 9.7848, 57.5452)
Luminance	0.0979 (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

#4D42CB #C0CB42

analogous

#427BCB #4D42CB #9242CB

triadic

#4D42CB #CB4D42 #42CB4D

tetradic

#4D42CB #CB427B #C0CB42 #42CB92

square

#4D42CB #CB427B #C0CB42 #42CB92

split-complementary

#4D42CB #CB9242 #7BCB42

monochromatic

#262073 #362DA3 #4D42CB #7A72D8 #A7A2E5

Accessibility & contrast

On white

7.10

#4D42CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#4D42CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D42CB

7.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D42CB	#FFFFFF	#000000	##FFFFFF
##4D42CB	1.00	7.10	2.96	7.10
#FFFFFF	7.10	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DCF

Deuteranopia (green-blind)

#0053C8

Tritanopia (blue-blind)

#006681

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4d42cb;
/* rgb */ color: rgb(77, 66, 203);
/* oklch */ color: oklch(48.0% 0.203 279.1);

Tailwind

colors: {
  custom: {
    50: '#8d78dc',
    500: '#4d42cb',
    950: '#000000',
  },
}

SCSS

$custom: #4d42cb;
$custom-light: #8d78dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4d42cb",
  "rgb": {
    "r": 77,
    "g": 66,
    "b": 203
  },
  "hsl": {
    "h": 244.818,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.4796,
    "c": 0.20302,
    "h": 279.1
  },
  "luminance": 0.09786
}

Semantic roles & 50–950 ramp

primary

#4D42CB

secondary

#CDD297

accent

#E048D4

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4D42CB

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

Preview Lab → · Contrast checker → · Palette generator →