#4571D0#4571D0

#4571D0 is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.6% C 0.154 H 263.5°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#4571D0
RGB	rgb(69, 113, 208)
HSL	hsl(221, 60%, 54%)
HSV	hsv(221, 67%, 82%)
CMYK	cmyk(66.8%, 45.7%, 0%, 18.4%)
CIE-LAB	lab(49.04, 15.75, -53.65)
CIE-LCH	lch(49.04, 55.92, 286.36°)
OKLab	oklab(56.6% -0.0174 -0.1535)
OKLCH	oklch(56.6% 0.154 263.5)
XYZ	xyz(19.7405, 17.6276, 62.0244)
Luminance	0.1763 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4571D0 #D0A445

analogous

#45B7D0 #4571D0 #5F45D0

triadic

#4571D0 #D04571 #71D045

tetradic

#4571D0 #D045B7 #D0A445 #45D05F

square

#4571D0 #D045B7 #D0A445 #45D05F

split-complementary

#4571D0 #D05F45 #B7D045

monochromatic

#1F3C7B #2C54AC #4571D0 #7696DC #A7BCE9

Accessibility & contrast

On white

4.64

#4571D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#4571D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4571D0

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4571D0	#FFFFFF	#000000	##FFFFFF
##4571D0	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#417BD4

Deuteranopia (green-blind)

#276FCE

Tritanopia (blue-blind)

#008796

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4571d0;
/* rgb */ color: rgb(69, 113, 208);
/* oklch */ color: oklch(56.6% 0.154 263.5);

Tailwind

colors: {
  custom: {
    50: '#8799df',
    500: '#4571d0',
    950: '#000000',
  },
}

SCSS

$custom: #4571d0;
$custom-light: #8799df;
$custom-dark: #000000;

JSON

{
  "hex": "#4571d0",
  "rgb": {
    "r": 69,
    "g": 113,
    "b": 208
  },
  "hsl": {
    "h": 221.007,
    "s": 59.657,
    "l": 54.314
  },
  "oklch": {
    "l": 0.56602,
    "c": 0.15448,
    "h": 263.5
  },
  "luminance": 0.1763
}

Semantic roles & 50–950 ramp

primary

#4571D0

secondary

#D6C39B

accent

#B145E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #4571D0

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

Preview Lab → · Contrast checker → · Palette generator →