#4573E6#4573E6

#4573E6 is a mid, vivid blue. Relative luminance 0.192; OKLCH L 58.5% C 0.182 H 264.9°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#4573E6
RGB	rgb(69, 115, 230)
HSL	hsl(223, 76%, 59%)
HSV	hsv(223, 70%, 90%)
CMYK	cmyk(70%, 50%, 0%, 9.8%)
CIE-LAB	lab(50.96, 22.32, -63.01)
CIE-LCH	lch(50.96, 66.84, 289.51°)
OKLab	oklab(58.51% -0.0162 -0.181)
OKLCH	oklch(58.51% 0.182 264.9)
XYZ	xyz(22.8629, 19.2375, 77.3559)
Luminance	0.1924 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4573E6 #E6B845

analogous

#45C3E6 #4573E6 #6745E6

triadic

#4573E6 #E64573 #73E645

tetradic

#4573E6 #E645C3 #E6B845 #45E667

square

#4573E6 #E645C3 #E6B845 #45E667

split-complementary

#4573E6 #E66745 #C3E645

monochromatic

#153B9C #1C50D2 #4573E6 #7B9CED #B1C4F5

Accessibility & contrast

On white

4.33

#4573E6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#4573E6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4573E6

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4573E6	#FFFFFF	#000000	##000000
##4573E6	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E81EA

Deuteranopia (green-blind)

#0072E4

Tritanopia (blue-blind)

#008EA2

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4573e6;
/* rgb */ color: rgb(69, 115, 230);
/* oklch */ color: oklch(58.5% 0.182 264.9);

Tailwind

colors: {
  custom: {
    50: '#8b9aef',
    500: '#4573e6',
    950: '#000000',
  },
}

SCSS

$custom: #4573e6;
$custom-light: #8b9aef;
$custom-dark: #000000;

JSON

{
  "hex": "#4573e6",
  "rgb": {
    "r": 69,
    "g": 115,
    "b": 230
  },
  "hsl": {
    "h": 222.857,
    "s": 76.303,
    "l": 58.627
  },
  "oklch": {
    "l": 0.58515,
    "c": 0.18171,
    "h": 264.9
  },
  "luminance": 0.1924
}

Semantic roles & 50–950 ramp

primary

#4573E6

secondary

#E3D1A4

accent

#BD35F3

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4573E6

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

Preview Lab → · Contrast checker → · Palette generator →