#4579D4#4579D4

#4579D4 is a mid, vivid blue. Relative luminance 0.197; OKLCH L 58.6% C 0.151 H 260.7°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#4579D4
RGB	rgb(69, 121, 212)
HSL	hsl(218, 62%, 55%)
HSV	hsv(218, 67%, 83%)
CMYK	cmyk(67.5%, 42.9%, 0%, 16.9%)
CIE-LAB	lab(51.49, 12.20, -52.01)
CIE-LCH	lch(51.49, 53.42, 283.20°)
OKLab	oklab(58.56% -0.0242 -0.1486)
OKLCH	oklch(58.56% 0.151 260.7)
XYZ	xyz(21.1710, 19.6913, 64.9597)
Luminance	0.1969 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4579D4 #D4A045

analogous

#45C0D4 #4579D4 #5945D4

triadic

#4579D4 #D44579 #79D445

tetradic

#4579D4 #D445C0 #D4A045 #45D459

square

#4579D4 #D445C0 #D4A045 #45D459

split-complementary

#4579D4 #D45945 #C0D445

monochromatic

#1E4281 #295BB3 #4579D4 #779DDF #A8C1EB

Accessibility & contrast

On white

4.25

#4579D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#4579D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4579D4

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4579D4	#FFFFFF	#000000	##000000
##4579D4	1.00	4.25	4.94	4.94
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.94	21.00	1.00	1.00
##000000	4.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E82D8

Deuteranopia (green-blind)

#3675D2

Tritanopia (blue-blind)

#008E9C

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4579d4;
/* rgb */ color: rgb(69, 121, 212);
/* oklch */ color: oklch(58.6% 0.151 260.7);

Tailwind

colors: {
  custom: {
    50: '#889fe2',
    500: '#4579d4',
    950: '#000000',
  },
}

SCSS

$custom: #4579d4;
$custom-light: #889fe2;
$custom-dark: #000000;

JSON

{
  "hex": "#4579d4",
  "rgb": {
    "r": 69,
    "g": 121,
    "b": 212
  },
  "hsl": {
    "h": 218.182,
    "s": 62.445,
    "l": 55.098
  },
  "oklch": {
    "l": 0.58561,
    "c": 0.15052,
    "h": 260.7
  },
  "luminance": 0.19693
}

Semantic roles & 50–950 ramp

primary

#4579D4

secondary

#D8C39C

accent

#AA42E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0E15

muted

#7D7E83

Preview Lab

Preview with #4579D4

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

Preview Lab → · Contrast checker → · Palette generator →