#4B72DA#4B72DA

#4B72DA is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.8% C 0.165 H 266.0°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#4B72DA
RGB	rgb(75, 114, 218)
HSL	hsl(224, 66%, 57%)
HSV	hsv(224, 66%, 85%)
CMYK	cmyk(65.6%, 47.7%, 0%, 14.5%)
CIE-LAB	lab(50.20, 19.62, -57.45)
CIE-LCH	lch(50.20, 60.71, 288.85°)
OKLab	oklab(57.77% -0.0116 -0.1645)
OKLCH	oklch(57.77% 0.165 266)
XYZ	xyz(21.5695, 18.5904, 68.7677)
Luminance	0.1859 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B72DA #DAB34B

analogous

#4BBADA #4B72DA #6B4BDA

triadic

#4B72DA #DA4B72 #72DA4B

tetradic

#4B72DA #DA4BBA #DAB34B #4BDA6B

square

#4B72DA #DA4BBA #DAB34B #4BDA6B

split-complementary

#4B72DA #DA6B4B #BADA4B

monochromatic

#1D3C8E #2851C0 #4B72DA #7E9AE4 #B1C2EF

Accessibility & contrast

On white

4.45

#4B72DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#4B72DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B72DA

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B72DA	#FFFFFF	#000000	##000000
##4B72DA	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B7EDE

Deuteranopia (green-blind)

#1B71D8

Tritanopia (blue-blind)

#008A9B

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4b72da;
/* rgb */ color: rgb(75, 114, 218);
/* oklch */ color: oklch(57.8% 0.165 266.0);

Tailwind

colors: {
  custom: {
    50: '#8c9ae6',
    500: '#4b72da',
    950: '#000000',
  },
}

SCSS

$custom: #4b72da;
$custom-light: #8c9ae6;
$custom-dark: #000000;

JSON

{
  "hex": "#4b72da",
  "rgb": {
    "r": 75,
    "g": 114,
    "b": 218
  },
  "hsl": {
    "h": 223.636,
    "s": 65.899,
    "l": 57.451
  },
  "oklch": {
    "l": 0.57766,
    "c": 0.16495,
    "h": 266
  },
  "luminance": 0.18592
}

Semantic roles & 50–950 ramp

primary

#4B72DA

secondary

#DDCEA4

accent

#BB3FE9

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4B72DA

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

Preview Lab → · Contrast checker → · Palette generator →