#4F79CC#4F79CC

#4F79CC is a mid, vivid blue. Relative luminance 0.197; OKLCH L 58.5% C 0.136 H 262.7°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#4F79CC
RGB	rgb(79, 121, 204)
HSL	hsl(220, 55%, 55%)
HSV	hsv(220, 61%, 80%)
CMYK	cmyk(61.3%, 40.7%, 0%, 20%)
CIE-LAB	lab(51.49, 11.16, -47.43)
CIE-LCH	lch(51.49, 48.73, 283.24°)
OKLab	oklab(58.54% -0.0174 -0.1349)
OKLCH	oklch(58.54% 0.136 262.7)
XYZ	xyz(20.9571, 19.6948, 59.8121)
Luminance	0.1970 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F79CC #CCA24F

analogous

#4FB7CC #4F79CC #634FCC

triadic

#4F79CC #CC4F79 #79CC4F

tetradic

#4F79CC #CC4FB7 #CCA24F #4FCC63

square

#4F79CC #CC4FB7 #CCA24F #4FCC63

split-complementary

#4F79CC #CC634F #B7CC4F

monochromatic

#24427D #325BAC #4F79CC #7E9DDA #AEC1E7

Accessibility & contrast

On white

4.25

#4F79CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#4F79CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F79CC

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F79CC	#FFFFFF	#000000	##000000
##4F79CC	1.00	4.25	4.94	4.94
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.94	21.00	1.00	1.00
##000000	4.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5481CF

Deuteranopia (green-blind)

#4375CA

Tritanopia (blue-blind)

#008C98

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4f79cc;
/* rgb */ color: rgb(79, 121, 204);
/* oklch */ color: oklch(58.5% 0.136 262.7);

Tailwind

colors: {
  custom: {
    50: '#8b9fdc',
    500: '#4f79cc',
    950: '#000000',
  },
}

SCSS

$custom: #4f79cc;
$custom-light: #8b9fdc;
$custom-dark: #000000;

JSON

{
  "hex": "#4f79cc",
  "rgb": {
    "r": 79,
    "g": 121,
    "b": 204
  },
  "hsl": {
    "h": 219.84,
    "s": 55.066,
    "l": 55.49
  },
  "oklch": {
    "l": 0.58542,
    "c": 0.13606,
    "h": 262.7
  },
  "luminance": 0.19697
}

Semantic roles & 50–950 ramp

primary

#4F79CC

secondary

#D5C4A1

accent

#AC49DE

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4F79CC

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

Preview Lab → · Contrast checker → · Palette generator →