#4E79CB#4E79CB

#4E79CB is a mid, vivid blue. Relative luminance 0.196; OKLCH L 58.4% C 0.135 H 262.1°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#4E79CB
RGB	rgb(78, 121, 203)
HSL	hsl(219, 55%, 55%)
HSV	hsv(219, 62%, 80%)
CMYK	cmyk(61.6%, 40.4%, 0%, 20.4%)
CIE-LAB	lab(51.39, 10.63, -47.03)
CIE-LCH	lch(51.39, 48.22, 282.74°)
OKLab	oklab(58.43% -0.0184 -0.1338)
OKLCH	oklch(58.43% 0.135 262.1)
XYZ	xyz(20.7550, 19.6044, 59.1786)
Luminance	0.1961 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E79CB #CBA04E

analogous

#4EB7CB #4E79CB #614ECB

triadic

#4E79CB #CB4E79 #79CB4E

tetradic

#4E79CB #CB4EB7 #CBA04E #4ECB61

square

#4E79CB #CB4EB7 #CBA04E #4ECB61

split-complementary

#4E79CB #CB614E #B7CB4E

monochromatic

#24427B #325BAA #4E79CB #7D9DD9 #ADC1E7

Accessibility & contrast

On white

4.27

#4E79CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#4E79CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E79CB

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E79CB	#FFFFFF	#000000	##000000
##4E79CB	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5581CE

Deuteranopia (green-blind)

#4375C9

Tritanopia (blue-blind)

#008B98

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4e79cb;
/* rgb */ color: rgb(78, 121, 203);
/* oklch */ color: oklch(58.4% 0.135 262.1);

Tailwind

colors: {
  custom: {
    50: '#8a9fdb',
    500: '#4e79cb',
    950: '#000000',
  },
}

SCSS

$custom: #4e79cb;
$custom-light: #8a9fdb;
$custom-dark: #000000;

JSON

{
  "hex": "#4e79cb",
  "rgb": {
    "r": 78,
    "g": 121,
    "b": 203
  },
  "hsl": {
    "h": 219.36,
    "s": 54.585,
    "l": 55.098
  },
  "oklch": {
    "l": 0.58431,
    "c": 0.13506,
    "h": 262.1
  },
  "luminance": 0.19606
}

Semantic roles & 50–950 ramp

primary

#4E79CB

secondary

#D5C3A0

accent

#AB4ADE

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4E79CB

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

Preview Lab → · Contrast checker → · Palette generator →