#4E72CB#4E72CB

#4E72CB is a mid, vivid blue. Relative luminance 0.180; OKLCH L 56.9% C 0.143 H 265.5°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#4E72CB
RGB	rgb(78, 114, 203)
HSL	hsl(223, 55%, 55%)
HSV	hsv(223, 62%, 80%)
CMYK	cmyk(61.6%, 43.8%, 0%, 20.4%)
CIE-LAB	lab(49.45, 14.95, -50.12)
CIE-LCH	lch(49.45, 52.30, 286.61°)
OKLab	oklab(56.94% -0.0112 -0.1429)
OKLCH	oklch(56.94% 0.143 265.5)
XYZ	xyz(19.9350, 17.9644, 58.9053)
Luminance	0.1797 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E72CB #CBA74E

analogous

#4EB0CB #4E72CB #684ECB

triadic

#4E72CB #CB4E72 #72CB4E

tetradic

#4E72CB #CB4EB0 #CBA74E #4ECB68

square

#4E72CB #CB4EB0 #CBA74E #4ECB68

split-complementary

#4E72CB #CB684E #B0CB4E

monochromatic

#243D7B #3254AA #4E72CB #7D98D9 #ADBDE7

Accessibility & contrast

On white

4.57

#4E72CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#4E72CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E72CB

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E72CB	#FFFFFF	#000000	##000000
##4E72CB	1.00	4.57	4.59	4.59
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#497CCE

Deuteranopia (green-blind)

#3670C9

Tritanopia (blue-blind)

#008694

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4e72cb;
/* rgb */ color: rgb(78, 114, 203);
/* oklch */ color: oklch(56.9% 0.143 265.5);

Tailwind

colors: {
  custom: {
    50: '#8b9adb',
    500: '#4e72cb',
    950: '#000000',
  },
}

SCSS

$custom: #4e72cb;
$custom-light: #8b9adb;
$custom-dark: #000000;

JSON

{
  "hex": "#4e72cb",
  "rgb": {
    "r": 78,
    "g": 114,
    "b": 203
  },
  "hsl": {
    "h": 222.72,
    "s": 54.585,
    "l": 55.098
  },
  "oklch": {
    "l": 0.5694,
    "c": 0.14337,
    "h": 265.5
  },
  "luminance": 0.17966
}

Semantic roles & 50–950 ramp

primary

#4E72CB

secondary

#D5C6A0

accent

#B34ADE

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4E72CB

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

Preview Lab → · Contrast checker → · Palette generator →