#4571D2#4571D2

#4571D2 is a mid, vivid blue. Relative luminance 0.177; OKLCH L 56.7% C 0.157 H 263.8°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#4571D2
RGB	rgb(69, 113, 210)
HSL	hsl(221, 61%, 55%)
HSV	hsv(221, 67%, 82%)
CMYK	cmyk(67.1%, 46.2%, 0%, 17.6%)
CIE-LAB	lab(49.16, 16.46, -54.60)
CIE-LCH	lch(49.16, 57.02, 286.78°)
OKLab	oklab(56.74% -0.017 -0.1563)
OKLCH	oklch(56.74% 0.157 263.8)
XYZ	xyz(19.9881, 17.7266, 63.3285)
Luminance	0.1773 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4571D2 #D2A645

analogous

#45B7D2 #4571D2 #6045D2

triadic

#4571D2 #D24571 #71D245

tetradic

#4571D2 #D245B7 #D2A645 #45D260

square

#4571D2 #D245B7 #D2A645 #45D260

split-complementary

#4571D2 #D26045 #B7D245

monochromatic

#1F3C7E #2A54AF #4571D2 #7697DE #A8BCEA

Accessibility & contrast

On white

4.62

#4571D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#4571D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4571D2

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4571D2	#FFFFFF	#000000	##FFFFFF
##4571D2	1.00	4.62	4.55	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#407CD6

Deuteranopia (green-blind)

#236FD0

Tritanopia (blue-blind)

#008797

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4571d2;
/* rgb */ color: rgb(69, 113, 210);
/* oklch */ color: oklch(56.7% 0.157 263.8);

Tailwind

colors: {
  custom: {
    50: '#8899e0',
    500: '#4571d2',
    950: '#000000',
  },
}

SCSS

$custom: #4571d2;
$custom-light: #8899e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4571d2",
  "rgb": {
    "r": 69,
    "g": 113,
    "b": 210
  },
  "hsl": {
    "h": 221.277,
    "s": 61.039,
    "l": 54.706
  },
  "oklch": {
    "l": 0.56735,
    "c": 0.15721,
    "h": 263.8
  },
  "luminance": 0.17729
}

Semantic roles & 50–950 ramp

primary

#4571D2

secondary

#D7C59C

accent

#B244E4

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0D15

muted

#7D7E83

Preview Lab

Preview with #4571D2

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

Preview Lab → · Contrast checker → · Palette generator →