#4F79DD#4F79DD

#4F79DD is a mid, vivid blue. Relative luminance 0.206; OKLCH L 59.6% C 0.159 H 264.9°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#4F79DD
RGB	rgb(79, 121, 221)
HSL	hsl(222, 68%, 59%)
HSV	hsv(222, 64%, 87%)
CMYK	cmyk(64.3%, 45.2%, 0%, 13.3%)
CIE-LAB	lab(52.46, 16.98, -55.51)
CIE-LCH	lch(52.46, 58.05, 287.01°)
OKLab	oklab(59.6% -0.0143 -0.1587)
OKLCH	oklch(59.6% 0.159 264.9)
XYZ	xyz(23.1084, 20.5553, 71.1424)
Luminance	0.2056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F79DD #DDB34F

analogous

#4FC0DD #4F79DD #6C4FDD

triadic

#4F79DD #DD4F79 #79DD4F

tetradic

#4F79DD #DD4FC0 #DDB34F #4FDD6C

square

#4F79DD #DD4FC0 #DDB34F #4FDD6C

split-complementary

#4F79DD #DD6C4F #C0DD4F

monochromatic

#1D4095 #2756C8 #4F79DD #82A0E7 #B6C7F1

Accessibility & contrast

On white

4.11

#4F79DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#4F79DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F79DD

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F79DD	#FFFFFF	#000000	##000000
##4F79DD	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4884E1

Deuteranopia (green-blind)

#2F77DB

Tritanopia (blue-blind)

#0090A0

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4f79dd;
/* rgb */ color: rgb(79, 121, 221);
/* oklch */ color: oklch(59.6% 0.159 264.9);

Tailwind

colors: {
  custom: {
    50: '#8e9fe8',
    500: '#4f79dd',
    950: '#000000',
  },
}

SCSS

$custom: #4f79dd;
$custom-light: #8e9fe8;
$custom-dark: #000000;

JSON

{
  "hex": "#4f79dd",
  "rgb": {
    "r": 79,
    "g": 121,
    "b": 221
  },
  "hsl": {
    "h": 222.254,
    "s": 67.619,
    "l": 58.824
  },
  "oklch": {
    "l": 0.59601,
    "c": 0.15932,
    "h": 264.9
  },
  "luminance": 0.20557
}

Semantic roles & 50–950 ramp

primary

#4F79DD

secondary

#E0CFA8

accent

#B73DEA

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4F79DD

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

Preview Lab → · Contrast checker → · Palette generator →