#4B72E1#4B72E1

#4B72E1 is a mid, vivid blue. Relative luminance 0.190; OKLCH L 58.2% C 0.174 H 266.5°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#4B72E1
RGB	rgb(75, 114, 225)
HSL	hsl(224, 71%, 59%)
HSV	hsv(224, 67%, 88%)
CMYK	cmyk(66.7%, 49.3%, 0%, 11.8%)
CIE-LAB	lab(50.65, 22.06, -60.69)
CIE-LCH	lch(50.65, 64.58, 289.97°)
OKLab	oklab(58.24% -0.0108 -0.1741)
OKLCH	oklch(58.24% 0.174 266.5)
XYZ	xyz(22.5049, 18.9646, 73.6941)
Luminance	0.1897 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B72E1 #E1BA4B

analogous

#4BBDE1 #4B72E1 #6F4BE1

triadic

#4B72E1 #E14B72 #72E14B

tetradic

#4B72E1 #E14BBD #E1BA4B #4BE16F

square

#4B72E1 #E14BBD #E1BA4B #4BE16F

split-complementary

#4B72E1 #E16F4B #BDE14B

monochromatic

#193A98 #224ECD #4B72E1 #7F9BEA #B4C4F2

Accessibility & contrast

On white

4.38

#4B72E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#4B72E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B72E1

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B72E1	#FFFFFF	#000000	##000000
##4B72E1	1.00	4.38	4.79	4.79
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3380E5

Deuteranopia (green-blind)

#0072DF

Tritanopia (blue-blind)

#008C9F

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4b72e1;
/* rgb */ color: rgb(75, 114, 225);
/* oklch */ color: oklch(58.2% 0.174 266.5);

Tailwind

colors: {
  custom: {
    50: '#8d9aeb',
    500: '#4b72e1',
    950: '#000000',
  },
}

SCSS

$custom: #4b72e1;
$custom-light: #8d9aeb;
$custom-dark: #000000;

JSON

{
  "hex": "#4b72e1",
  "rgb": {
    "r": 75,
    "g": 114,
    "b": 225
  },
  "hsl": {
    "h": 224.4,
    "s": 71.429,
    "l": 58.824
  },
  "oklch": {
    "l": 0.58244,
    "c": 0.17441,
    "h": 266.5
  },
  "luminance": 0.18967
}

Semantic roles & 50–950 ramp

primary

#4B72E1

secondary

#E1D2A6

accent

#BF3AEE

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4B72E1

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

Preview Lab → · Contrast checker → · Palette generator →