#4479CB#4479CB

#4479CB is a mid, vivid blue. Relative luminance 0.192; OKLCH L 58.0% C 0.139 H 258.9°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#4479CB
RGB	rgb(68, 121, 203)
HSL	hsl(216, 56%, 53%)
HSV	hsv(216, 67%, 80%)
CMYK	cmyk(66.5%, 40.4%, 0%, 20.4%)
CIE-LAB	lab(50.94, 8.86, -47.78)
CIE-LCH	lch(50.94, 48.59, 280.51°)
OKLab	oklab(57.96% -0.0268 -0.1361)
OKLCH	oklch(57.96% 0.139 258.9)
XYZ	xyz(19.9969, 19.2135, 59.1431)
Luminance	0.1921 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4479CB #CB9644

analogous

#44BDCB #4479CB #5244CB

triadic

#4479CB #CB4479 #79CB44

tetradic

#4479CB #CB44BD #CB9644 #44CB52

square

#4479CB #CB44BD #CB9644 #44CB52

split-complementary

#4479CB #CB5244 #BDCB44

monochromatic

#204174 #2E5CA4 #4479CB #749BD8 #A4BEE6

Accessibility & contrast

On white

4.34

#4479CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#4479CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4479CB

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4479CB	#FFFFFF	#000000	##000000
##4479CB	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5480CE

Deuteranopia (green-blind)

#3F74C9

Tritanopia (blue-blind)

#008C98

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4479cb;
/* rgb */ color: rgb(68, 121, 203);
/* oklch */ color: oklch(58.0% 0.139 258.9);

Tailwind

colors: {
  custom: {
    50: '#869fdb',
    500: '#4479cb',
    950: '#000000',
  },
}

SCSS

$custom: #4479cb;
$custom-light: #869fdb;
$custom-dark: #000000;

JSON

{
  "hex": "#4479cb",
  "rgb": {
    "r": 68,
    "g": 121,
    "b": 203
  },
  "hsl": {
    "h": 216.444,
    "s": 56.485,
    "l": 53.137
  },
  "oklch": {
    "l": 0.57959,
    "c": 0.13875,
    "h": 258.9
  },
  "luminance": 0.19215
}

Semantic roles & 50–950 ramp

primary

#4479CB

secondary

#D3BC98

accent

#A448E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4479CB

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

Preview Lab → · Contrast checker → · Palette generator →