#4979E3#4979E3

#4979E3 is a mid, vivid blue. Relative luminance 0.206; OKLCH L 59.7% C 0.169 H 263.7°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#4979E3
RGB	rgb(73, 121, 227)
HSL	hsl(221, 73%, 59%)
HSV	hsv(221, 68%, 89%)
CMYK	cmyk(67.8%, 46.7%, 0%, 11%)
CIE-LAB	lab(52.55, 18.11, -58.76)
CIE-LCH	lch(52.55, 61.49, 287.13°)
OKLab	oklab(59.71% -0.0185 -0.1683)
OKLCH	oklch(59.71% 0.169 263.7)
XYZ	xyz(23.4453, 20.6349, 75.4055)
Luminance	0.2064 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4979E3 #E3B349

analogous

#49C6E3 #4979E3 #6649E3

triadic

#4979E3 #E34979 #79E349

tetradic

#4979E3 #E349C6 #E3B349 #49E366

square

#4979E3 #E349C6 #E3B349 #49E366

split-complementary

#4979E3 #E36649 #C6E349

monochromatic

#18409A #2056CF #4979E3 #7EA0EB #B3C7F3

Accessibility & contrast

On white

4.10

#4979E3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#4979E3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4979E3

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4979E3	#FFFFFF	#000000	##000000
##4979E3	1.00	4.10	5.13	5.13
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4285E7

Deuteranopia (green-blind)

#1F77E1

Tritanopia (blue-blind)

#0092A3

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4979e3;
/* rgb */ color: rgb(73, 121, 227);
/* oklch */ color: oklch(59.7% 0.169 263.7);

Tailwind

colors: {
  custom: {
    50: '#8c9fec',
    500: '#4979e3',
    950: '#000000',
  },
}

SCSS

$custom: #4979e3;
$custom-light: #8c9fec;
$custom-dark: #000000;

JSON

{
  "hex": "#4979e3",
  "rgb": {
    "r": 73,
    "g": 121,
    "b": 227
  },
  "hsl": {
    "h": 221.299,
    "s": 73.333,
    "l": 58.824
  },
  "oklch": {
    "l": 0.59711,
    "c": 0.16935,
    "h": 263.7
  },
  "luminance": 0.20637
}

Semantic roles & 50–950 ramp

primary

#4979E3

secondary

#E2CFA6

accent

#B738F0

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4979E3

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

Preview Lab → · Contrast checker → · Palette generator →