#4579C8#4579C8

#4579C8 is a mid, vivid blue. Relative luminance 0.191; OKLCH L 57.8% C 0.134 H 258.6°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#4579C8
RGB	rgb(69, 121, 200)
HSL	hsl(216, 54%, 53%)
HSV	hsv(216, 66%, 78%)
CMYK	cmyk(65.5%, 39.5%, 0%, 21.6%)
CIE-LAB	lab(50.81, 7.98, -46.26)
CIE-LCH	lch(50.81, 46.94, 279.78°)
OKLab	oklab(57.82% -0.0267 -0.1317)
OKLCH	oklch(57.82% 0.134 258.6)
XYZ	xyz(19.7132, 19.1082, 57.2817)
Luminance	0.1911 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4579C8 #C89445

analogous

#45BBC8 #4579C8 #5245C8

triadic

#4579C8 #C84579 #79C845

tetradic

#4579C8 #C845BB #C89445 #45C852

square

#4579C8 #C845BB #C89445 #45C852

split-complementary

#4579C8 #C85245 #BBC845

monochromatic

#214171 #2F5CA0 #4579C8 #749BD6 #A3BDE4

Accessibility & contrast

On white

4.36

#4579C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#4579C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4579C8

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4579C8	#FFFFFF	#000000	##000000
##4579C8	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5680CB

Deuteranopia (green-blind)

#4273C6

Tritanopia (blue-blind)

#008B97

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4579c8;
/* rgb */ color: rgb(69, 121, 200);
/* oklch */ color: oklch(57.8% 0.134 258.6);

Tailwind

colors: {
  custom: {
    50: '#869fd9',
    500: '#4579c8',
    950: '#000000',
  },
}

SCSS

$custom: #4579c8;
$custom-light: #869fd9;
$custom-dark: #000000;

JSON

{
  "hex": "#4579c8",
  "rgb": {
    "r": 69,
    "g": 121,
    "b": 200
  },
  "hsl": {
    "h": 216.183,
    "s": 54.357,
    "l": 52.745
  },
  "oklch": {
    "l": 0.57822,
    "c": 0.13434,
    "h": 258.6
  },
  "luminance": 0.1911
}

Semantic roles & 50–950 ramp

primary

#4579C8

secondary

#D1BA98

accent

#A34ADE

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4579C8

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

Preview Lab → · Contrast checker → · Palette generator →