#4570E2#4570E2

#4570E2 is a mid, vivid blue. Relative luminance 0.183; OKLCH L 57.6% C 0.180 H 265.5°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#4570E2
RGB	rgb(69, 112, 226)
HSL	hsl(224, 73%, 58%)
HSV	hsv(224, 69%, 89%)
CMYK	cmyk(69.5%, 50.4%, 0%, 11.4%)
CIE-LAB	lab(49.91, 22.77, -62.46)
CIE-LCH	lch(49.91, 66.48, 290.03°)
OKLab	oklab(57.63% -0.0141 -0.1794)
OKLCH	oklch(57.63% 0.18 265.5)
XYZ	xyz(21.9711, 18.3423, 74.3193)
Luminance	0.1835 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4570E2 #E2B745

analogous

#45BEE2 #4570E2 #6845E2

triadic

#4570E2 #E24570 #70E245

tetradic

#4570E2 #E245BE #E2B745 #45E268

square

#4570E2 #E245BE #E2B745 #45E268

split-complementary

#4570E2 #E26845 #BEE245

monochromatic

#173A95 #204ECA #4570E2 #7A99EA #AFC1F3

Accessibility & contrast

On white

4.50

#4570E2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.67

#4570E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4570E2

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4570E2	#FFFFFF	#000000	##000000
##4570E2	1.00	4.50	4.67	4.67
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B7EE6

Deuteranopia (green-blind)

#0070E0

Tritanopia (blue-blind)

#008B9E

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4570e2;
/* rgb */ color: rgb(69, 112, 226);
/* oklch */ color: oklch(57.6% 0.180 265.5);

Tailwind

colors: {
  custom: {
    50: '#8b98ec',
    500: '#4570e2',
    950: '#000000',
  },
}

SCSS

$custom: #4570e2;
$custom-light: #8b98ec;
$custom-dark: #000000;

JSON

{
  "hex": "#4570e2",
  "rgb": {
    "r": 69,
    "g": 112,
    "b": 226
  },
  "hsl": {
    "h": 223.567,
    "s": 73.023,
    "l": 57.843
  },
  "oklch": {
    "l": 0.57629,
    "c": 0.17997,
    "h": 265.5
  },
  "luminance": 0.18345
}

Semantic roles & 50–950 ramp

primary

#4570E2

secondary

#E1D0A2

accent

#BD38F0

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #4570E2

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

Preview Lab → · Contrast checker → · Palette generator →