#4F72EB#4F72EB

#4F72EB is a mid, vivid blue. Relative luminance 0.197; OKLCH L 59.1% C 0.187 H 268.1°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#4F72EB
RGB	rgb(79, 114, 235)
HSL	hsl(227, 80%, 62%)
HSV	hsv(227, 66%, 92%)
CMYK	cmyk(66.4%, 51.5%, 0%, 7.8%)
CIE-LAB	lab(51.49, 26.15, -64.94)
CIE-LCH	lch(51.49, 70.01, 291.93°)
OKLab	oklab(59.14% -0.0062 -0.1865)
OKLCH	oklch(59.14% 0.187 268.1)
XYZ	xyz(24.2320, 19.6927, 81.1052)
Luminance	0.1969 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F72EB #EBC84F

analogous

#4FC0EB #4F72EB #7A4FEB

triadic

#4F72EB #EB4F72 #72EB4F

tetradic

#4F72EB #EB4FC0 #EBC84F #4FEB7A

square

#4F72EB #EB4FC0 #EBC84F #4FEB7A

split-complementary

#4F72EB #EB7A4F #C0EB4F

monochromatic

#1436AC #1A47E3 #4F72EB #869EF1 #BDCAF7

Accessibility & contrast

On white

4.25

#4F72EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#4F72EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F72EB

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F72EB	#FFFFFF	#000000	##000000
##4F72EB	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)

#2582EF

Deuteranopia (green-blind)

#0074E9

Tritanopia (blue-blind)

#008FA4

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4f72eb;
/* rgb */ color: rgb(79, 114, 235);
/* oklch */ color: oklch(59.1% 0.187 268.1);

Tailwind

colors: {
  custom: {
    50: '#909af2',
    500: '#4f72eb',
    950: '#000000',
  },
}

SCSS

$custom: #4f72eb;
$custom-light: #909af2;
$custom-dark: #000000;

JSON

{
  "hex": "#4f72eb",
  "rgb": {
    "r": 79,
    "g": 114,
    "b": 235
  },
  "hsl": {
    "h": 226.538,
    "s": 79.592,
    "l": 61.569
  },
  "oklch": {
    "l": 0.59142,
    "c": 0.1866,
    "h": 268.1
  },
  "luminance": 0.19695
}

Semantic roles & 50–950 ramp

primary

#4F72EB

secondary

#E8DBAE

accent

#AD0ADC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4F72EB

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

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