#4D79BC#4D79BC

#4D79BC is a mid, moderate blue. Relative luminance 0.189; OKLCH L 57.5% C 0.115 H 258.6°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#4D79BC
RGB	rgb(77, 121, 188)
HSL	hsl(216, 45%, 52%)
HSV	hsv(216, 59%, 74%)
CMYK	cmyk(59%, 35.6%, 0%, 26.3%)
CIE-LAB	lab(50.55, 5.36, -39.78)
CIE-LCH	lch(50.55, 40.14, 277.68°)
OKLab	oklab(57.51% -0.0228 -0.1126)
OKLCH	oklch(57.51% 0.115 258.6)
XYZ	xyz(18.9719, 18.8817, 50.2120)
Luminance	0.1888 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D79BC #BC904D

analogous

#4DB1BC #4D79BC #594DBC

triadic

#4D79BC #BC4D79 #79BC4D

tetradic

#4D79BC #BC4DB1 #BC904D #4DBC59

square

#4D79BC #BC4DB1 #BC904D #4DBC59

split-complementary

#4D79BC #BC594D #B1BC4D

monochromatic

#274168 #385C94 #4D79BC #799ACD #A6BCDD

Accessibility & contrast

On white

4.40

#4D79BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#4D79BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D79BC

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D79BC	#FFFFFF	#000000	##000000
##4D79BC	1.00	4.40	4.78	4.78
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D7EBF

Deuteranopia (green-blind)

#4E74BB

Tritanopia (blue-blind)

#008892

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4d79bc;
/* rgb */ color: rgb(77, 121, 188);
/* oklch */ color: oklch(57.5% 0.115 258.6);

Tailwind

colors: {
  custom: {
    50: '#889fd0',
    500: '#4d79bc',
    950: '#000000',
  },
}

SCSS

$custom: #4d79bc;
$custom-light: #889fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4d79bc",
  "rgb": {
    "r": 77,
    "g": 121,
    "b": 188
  },
  "hsl": {
    "h": 216.216,
    "s": 45.306,
    "l": 51.961
  },
  "oklch": {
    "l": 0.5751,
    "c": 0.11488,
    "h": 258.6
  },
  "luminance": 0.18883
}

Semantic roles & 50–950 ramp

primary

#4D79BC

secondary

#CBB79A

accent

#A153D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4D79BC

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

Preview Lab → · Contrast checker → · Palette generator →