#4C79BB#4C79BB

#4C79BB is a mid, moderate blue. Relative luminance 0.188; OKLCH L 57.4% C 0.114 H 257.9°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#4C79BB
RGB	rgb(76, 121, 187)
HSL	hsl(216, 45%, 52%)
HSV	hsv(216, 59%, 73%)
CMYK	cmyk(59.4%, 35.3%, 0%, 26.7%)
CIE-LAB	lab(50.45, 4.82, -39.36)
CIE-LCH	lch(50.45, 39.66, 276.99°)
OKLab	oklab(57.4% -0.0239 -0.1114)
OKLCH	oklch(57.4% 0.114 257.9)
XYZ	xyz(18.7843, 18.7975, 49.6424)
Luminance	0.1880 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C79BB #BB8E4C

analogous

#4CB0BB #4C79BB #574CBB

triadic

#4C79BB #BB4C79 #79BB4C

tetradic

#4C79BB #BB4CB0 #BB8E4C #4CBB57

square

#4C79BB #BB4CB0 #BB8E4C #4CBB57

split-complementary

#4C79BB #BB574C #B0BB4C

monochromatic

#274066 #385C92 #4C79BB #789ACC #A5BBDD

Accessibility & contrast

On white

4.41

#4C79BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#4C79BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C79BB

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C79BB	#FFFFFF	#000000	##000000
##4C79BB	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D7EBE

Deuteranopia (green-blind)

#4F73BA

Tritanopia (blue-blind)

#008891

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4c79bb;
/* rgb */ color: rgb(76, 121, 187);
/* oklch */ color: oklch(57.4% 0.114 257.9);

Tailwind

colors: {
  custom: {
    50: '#879fd0',
    500: '#4c79bb',
    950: '#000000',
  },
}

SCSS

$custom: #4c79bb;
$custom-light: #879fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4c79bb",
  "rgb": {
    "r": 76,
    "g": 121,
    "b": 187
  },
  "hsl": {
    "h": 215.676,
    "s": 44.939,
    "l": 51.569
  },
  "oklch": {
    "l": 0.57403,
    "c": 0.11394,
    "h": 257.9
  },
  "luminance": 0.18799
}

Semantic roles & 50–950 ramp

primary

#4C79BB

secondary

#CAB699

accent

#A053D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4C79BB

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

Preview Lab → · Contrast checker → · Palette generator →