#4570D4#4570D4

#4570D4 is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.7% C 0.161 H 264.4°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#4570D4
RGB	rgb(69, 112, 212)
HSL	hsl(222, 62%, 55%)
HSV	hsv(222, 67%, 83%)
CMYK	cmyk(67.5%, 47.2%, 0%, 16.9%)
CIE-LAB	lab(49.01, 17.80, -55.97)
CIE-LCH	lch(49.01, 58.74, 287.64°)
OKLab	oklab(56.66% -0.0158 -0.1603)
OKLCH	oklch(56.66% 0.161 264.4)
XYZ	xyz(20.1279, 17.6050, 64.6119)
Luminance	0.1761 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4570D4 #D4A945

analogous

#45B7D4 #4570D4 #6245D4

triadic

#4570D4 #D44570 #70D445

tetradic

#4570D4 #D445B7 #D4A945 #45D462

square

#4570D4 #D445B7 #D4A945 #45D462

split-complementary

#4570D4 #D46245 #B7D445

monochromatic

#1E3C81 #2953B3 #4570D4 #7796DF #A8BCEB

Accessibility & contrast

On white

4.64

#4570D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#4570D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4570D4

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4570D4	#FFFFFF	#000000	##FFFFFF
##4570D4	1.00	4.64	4.52	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C7BD8

Deuteranopia (green-blind)

#1B6ED2

Tritanopia (blue-blind)

#008798

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4570d4;
/* rgb */ color: rgb(69, 112, 212);
/* oklch */ color: oklch(56.7% 0.161 264.4);

Tailwind

colors: {
  custom: {
    50: '#8898e2',
    500: '#4570d4',
    950: '#000000',
  },
}

SCSS

$custom: #4570d4;
$custom-light: #8898e2;
$custom-dark: #000000;

JSON

{
  "hex": "#4570d4",
  "rgb": {
    "r": 69,
    "g": 112,
    "b": 212
  },
  "hsl": {
    "h": 221.958,
    "s": 62.445,
    "l": 55.098
  },
  "oklch": {
    "l": 0.5666,
    "c": 0.16113,
    "h": 264.4
  },
  "luminance": 0.17607
}

Semantic roles & 50–950 ramp

primary

#4570D4

secondary

#D8C69C

accent

#B442E6

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #4570D4

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

Preview Lab → · Contrast checker → · Palette generator →