#4879CB#4879CB

#4879CB is a mid, vivid blue. Relative luminance 0.194; OKLCH L 58.1% C 0.137 H 260.1°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#4879CB
RGB	rgb(72, 121, 203)
HSL	hsl(218, 56%, 54%)
HSV	hsv(218, 65%, 80%)
CMYK	cmyk(64.5%, 40.4%, 0%, 20.4%)
CIE-LAB	lab(51.11, 9.54, -47.49)
CIE-LCH	lch(51.11, 48.44, 281.36°)
OKLab	oklab(58.14% -0.0236 -0.1352)
OKLCH	oklch(58.14% 0.137 260.1)
XYZ	xyz(20.2855, 19.3623, 59.1566)
Luminance	0.1936 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4879CB #CB9A48

analogous

#48BBCB #4879CB #5948CB

triadic

#4879CB #CB4879 #79CB48

tetradic

#4879CB #CB48BB #CB9A48 #48CB59

square

#4879CB #CB48BB #CB9A48 #48CB59

split-complementary

#4879CB #CB5948 #BBCB48

monochromatic

#224277 #2F5CA6 #4879CB #789CD9 #A7BFE6

Accessibility & contrast

On white

4.31

#4879CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#4879CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4879CB

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4879CB	#FFFFFF	#000000	##000000
##4879CB	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5480CE

Deuteranopia (green-blind)

#4174C9

Tritanopia (blue-blind)

#008C98

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4879cb;
/* rgb */ color: rgb(72, 121, 203);
/* oklch */ color: oklch(58.1% 0.137 260.1);

Tailwind

colors: {
  custom: {
    50: '#879fdb',
    500: '#4879cb',
    950: '#000000',
  },
}

SCSS

$custom: #4879cb;
$custom-light: #879fdb;
$custom-dark: #000000;

JSON

{
  "hex": "#4879cb",
  "rgb": {
    "r": 72,
    "g": 121,
    "b": 203
  },
  "hsl": {
    "h": 217.557,
    "s": 55.745,
    "l": 53.922
  },
  "oklch": {
    "l": 0.58139,
    "c": 0.13728,
    "h": 260.1
  },
  "luminance": 0.19364
}

Semantic roles & 50–950 ramp

primary

#4879CB

secondary

#D3BE9B

accent

#A749DF

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4879CB

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

Preview Lab → · Contrast checker → · Palette generator →