#4F72E8#4F72E8

#4F72E8 is a mid, vivid blue. Relative luminance 0.195; OKLCH L 58.9% C 0.183 H 268.0°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#4F72E8
RGB	rgb(79, 114, 232)
HSL	hsl(226, 77%, 61%)
HSV	hsv(226, 66%, 91%)
CMYK	cmyk(65.9%, 50.9%, 0%, 9%)
CIE-LAB	lab(51.29, 25.11, -63.58)
CIE-LCH	lch(51.29, 68.36, 291.55°)
OKLab	oklab(58.93% -0.0064 -0.1825)
OKLCH	oklch(58.93% 0.183 268)
XYZ	xyz(23.8022, 19.5208, 78.8418)
Luminance	0.1952 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F72E8 #E8C54F

analogous

#4FBEE8 #4F72E8 #794FE8

triadic

#4F72E8 #E84F72 #72E84F

tetradic

#4F72E8 #E84FBE #E8C54F #4FE879

square

#4F72E8 #E84FBE #E8C54F #4FE879

split-complementary

#4F72E8 #E8794F #BEE84F

monochromatic

#1637A7 #1D49DD #4F72E8 #859DEF #BBC9F6

Accessibility & contrast

On white

4.28

#4F72E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#4F72E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F72E8

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F72E8	#FFFFFF	#000000	##000000
##4F72E8	1.00	4.28	4.90	4.90
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B81EC

Deuteranopia (green-blind)

#0074E6

Tritanopia (blue-blind)

#008EA2

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4f72e8;
/* rgb */ color: rgb(79, 114, 232);
/* oklch */ color: oklch(58.9% 0.183 268.0);

Tailwind

colors: {
  custom: {
    50: '#909af0',
    500: '#4f72e8',
    950: '#000000',
  },
}

SCSS

$custom: #4f72e8;
$custom-light: #909af0;
$custom-dark: #000000;

JSON

{
  "hex": "#4f72e8",
  "rgb": {
    "r": 79,
    "g": 114,
    "b": 232
  },
  "hsl": {
    "h": 226.275,
    "s": 76.884,
    "l": 60.98
  },
  "oklch": {
    "l": 0.5893,
    "c": 0.1826,
    "h": 268
  },
  "luminance": 0.19523
}

Semantic roles & 50–950 ramp

primary

#4F72E8

secondary

#E6D9AD

accent

#AA0CD9

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4F72E8

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

Preview Lab → · Contrast checker → · Palette generator →