#4579D7#4579D7

#4579D7 is a mid, vivid blue. Relative luminance 0.198; OKLCH L 58.8% C 0.155 H 261.2°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX#4579D7
RGBrgb(69, 121, 215)
HSLhsl(219, 65%, 56%)
HSVhsv(219, 68%, 84%)
CMYKcmyk(67.9%, 43.7%, 0%, 15.7%)
CIE-LABlab(51.66, 13.26, -53.43)
CIE-LCHlch(51.66, 55.05, 283.94°)
OKLaboklab(58.75% -0.0236 -0.1527)
OKLCHoklch(58.75% 0.155 261.2)
XYZxyz(21.5530, 19.8441, 66.9712)
Luminance0.1985 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4579D7 #D7A345
analogous
#45C2D7 #4579D7 #5A45D7
triadic
#4579D7 #D74579 #79D745
tetradic
#4579D7 #D745C2 #D7A345 #45D75A
square
#4579D7 #D745C2 #D7A345 #45D75A
split-complementary
#4579D7 #D75A45 #C2D745
monochromatic
#1D4285 #275BB7 #4579D7 #779DE2 #AAC2ED

Accessibility & contrast

On white

4.23
#4579D7 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.97
#4579D7 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4579D7
4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4579D7#FFFFFF#000000##000000
##4579D71.004.234.974.97
#FFFFFF4.231.0021.0021.00
#0000004.9721.001.001.00
##0000004.9721.001.001.00

Color blindness preview

Protanopia (red-blind)
#4B82DB
Deuteranopia (green-blind)
#3275D5
Tritanopia (blue-blind)
#008F9D
Achromatopsia (no color)
#7B7B7B

Design tokens & code

CSS
--color: #4579d7;
/* rgb */ color: rgb(69, 121, 215);
/* oklch */ color: oklch(58.8% 0.155 261.2);
Tailwind
colors: {
  custom: {
    50: '#889fe4',
    500: '#4579d7',
    950: '#000000',
  },
}
SCSS
$custom: #4579d7;
$custom-light: #889fe4;
$custom-dark: #000000;
JSON
{
  "hex": "#4579d7",
  "rgb": {
    "r": 69,
    "g": 121,
    "b": 215
  },
  "hsl": {
    "h": 218.63,
    "s": 64.602,
    "l": 55.686
  },
  "oklch": {
    "l": 0.58751,
    "c": 0.15455,
    "h": 261.2
  },
  "luminance": 0.19846
}

Semantic roles & 50–950 ramp

primary
#4579D7
secondary
#DAC59E
accent
#AC40E8
background
#F9F9FE
surface
#F1F2FC
border
#CBCCD5
text
#0D0E15
muted
#7E7E84

Preview Lab

Preview with #4579D7

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

Preview Lab → · Contrast checker → · Palette generator →

#4579D7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva