#4571D4#4571D4

#4571D4 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 56.9% C 0.160 H 264.0°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#4571D4
RGB	rgb(69, 113, 212)
HSL	hsl(222, 62%, 55%)
HSV	hsv(222, 67%, 83%)
CMYK	cmyk(67.5%, 46.7%, 0%, 16.9%)
CIE-LAB	lab(49.29, 17.17, -55.54)
CIE-LCH	lch(49.29, 58.13, 287.18°)
OKLab	oklab(56.87% -0.0167 -0.159)
OKLCH	oklch(56.87% 0.16 264)
XYZ	xyz(20.2389, 17.8269, 64.6489)
Luminance	0.1783 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4571D4 #D4A845

analogous

#45B9D4 #4571D4 #6045D4

triadic

#4571D4 #D44571 #71D445

tetradic

#4571D4 #D445B9 #D4A845 #45D460

square

#4571D4 #D445B9 #D4A845 #45D460

split-complementary

#4571D4 #D46045 #B9D445

monochromatic

#1E3C81 #2954B3 #4571D4 #7797DF #A8BDEB

Accessibility & contrast

On white

4.60

#4571D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#4571D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4571D4

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4571D4	#FFFFFF	#000000	##FFFFFF
##4571D4	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E7CD8

Deuteranopia (green-blind)

#1F6FD2

Tritanopia (blue-blind)

#008898

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4571d4;
/* rgb */ color: rgb(69, 113, 212);
/* oklch */ color: oklch(56.9% 0.160 264.0);

Tailwind

colors: {
  custom: {
    50: '#8899e2',
    500: '#4571d4',
    950: '#000000',
  },
}

SCSS

$custom: #4571d4;
$custom-light: #8899e2;
$custom-dark: #000000;

JSON

{
  "hex": "#4571d4",
  "rgb": {
    "r": 69,
    "g": 113,
    "b": 212
  },
  "hsl": {
    "h": 221.538,
    "s": 62.445,
    "l": 55.098
  },
  "oklch": {
    "l": 0.56868,
    "c": 0.15992,
    "h": 264
  },
  "luminance": 0.17829
}

Semantic roles & 50–950 ramp

primary

#4571D4

secondary

#D8C69C

accent

#B342E6

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #4571D4

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

Preview Lab → · Contrast checker → · Palette generator →