#4F79EF#4F79EF

#4F79EF is a mid, vivid blue. Relative luminance 0.216; OKLCH L 60.8% C 0.184 H 266.3°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#4F79EF
RGB	rgb(79, 121, 239)
HSL	hsl(224, 83%, 62%)
HSV	hsv(224, 67%, 94%)
CMYK	cmyk(66.9%, 49.4%, 0%, 6.3%)
CIE-LAB	lab(53.56, 23.21, -63.82)
CIE-LCH	lch(53.56, 67.91, 289.98°)
OKLab	oklab(60.8% -0.0119 -0.1831)
OKLCH	oklch(60.8% 0.184 266.3)
XYZ	xyz(25.6364, 21.5665, 84.4563)
Luminance	0.2157 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F79EF #EFC54F

analogous

#4FC9EF #4F79EF #754FEF

triadic

#4F79EF #EF4F79 #79EF4F

tetradic

#4F79EF #EF4FC9 #EFC54F #4FEF75

square

#4F79EF #EF4FC9 #EFC54F #4FEF75

split-complementary

#4F79EF #EF754F #C9EF4F

monochromatic

#103BB3 #174EEA #4F79EF #87A4F4 #BFCEF9

Accessibility & contrast

On white

3.95

#4F79EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#4F79EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F79EF

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F79EF	#FFFFFF	#000000	##000000
##4F79EF	1.00	3.95	5.31	5.31
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3688F3

Deuteranopia (green-blind)

#0079ED

Tritanopia (blue-blind)

#0095A9

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #4f79ef;
/* rgb */ color: rgb(79, 121, 239);
/* oklch */ color: oklch(60.8% 0.184 266.3);

Tailwind

colors: {
  custom: {
    50: '#919ff5',
    500: '#4f79ef',
    950: '#000000',
  },
}

SCSS

$custom: #4f79ef;
$custom-light: #919ff5;
$custom-dark: #000000;

JSON

{
  "hex": "#4f79ef",
  "rgb": {
    "r": 79,
    "g": 121,
    "b": 239
  },
  "hsl": {
    "h": 224.25,
    "s": 83.333,
    "l": 62.353
  },
  "oklch": {
    "l": 0.608,
    "c": 0.18351,
    "h": 266.3
  },
  "luminance": 0.21569
}

Semantic roles & 50–950 ramp

primary

#4F79EF

secondary

#EADBB0

accent

#A706E0

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4F79EF

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

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