#4570EA#4570EA

#4570EA is a mid, vivid blue. Relative luminance 0.188; OKLCH L 58.2% C 0.191 H 266.0°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#4570EA
RGB	rgb(69, 112, 234)
HSL	hsl(224, 80%, 59%)
HSV	hsv(224, 71%, 92%)
CMYK	cmyk(70.5%, 52.1%, 0%, 8.2%)
CIE-LAB	lab(50.44, 25.61, -66.09)
CIE-LCH	lch(50.44, 70.88, 291.18°)
OKLab	oklab(58.2% -0.0133 -0.1901)
OKLCH	oklch(58.2% 0.191 266)
XYZ	xyz(23.0945, 18.7917, 80.2360)
Luminance	0.1879 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4570EA #EABF45

analogous

#45C2EA #4570EA #6D45EA

triadic

#4570EA #EA4570 #70EA45

tetradic

#4570EA #EA45C2 #EABF45 #45EA6D

square

#4570EA #EA45C2 #EABF45 #45EA6D

split-complementary

#4570EA #EA6D45 #C2EA45

monochromatic

#1238A2 #194BD9 #4570EA #7C9AF0 #B3C5F6

Accessibility & contrast

On white

4.41

#4570EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#4570EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4570EA

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4570EA	#FFFFFF	#000000	##000000
##4570EA	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B80EE

Deuteranopia (green-blind)

#0071E8

Tritanopia (blue-blind)

#008DA2

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4570ea;
/* rgb */ color: rgb(69, 112, 234);
/* oklch */ color: oklch(58.2% 0.191 266.0);

Tailwind

colors: {
  custom: {
    50: '#8c98f1',
    500: '#4570ea',
    950: '#000000',
  },
}

SCSS

$custom: #4570ea;
$custom-light: #8c98f1;
$custom-dark: #000000;

JSON

{
  "hex": "#4570ea",
  "rgb": {
    "r": 69,
    "g": 112,
    "b": 234
  },
  "hsl": {
    "h": 224.364,
    "s": 79.71,
    "l": 59.412
  },
  "oklch": {
    "l": 0.58204,
    "c": 0.19059,
    "h": 266
  },
  "luminance": 0.18794
}

Semantic roles & 50–950 ramp

primary

#4570EA

secondary

#E6D5A5

accent

#C332F6

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #4570EA

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

Preview Lab → · Contrast checker → · Palette generator →