#4F71E4#4F71E4

#4F71E4 is a mid, vivid blue. Relative luminance 0.191; OKLCH L 58.5% C 0.178 H 268.1°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#4F71E4
RGB	rgb(79, 113, 228)
HSL	hsl(226, 73%, 60%)
HSV	hsv(226, 65%, 89%)
CMYK	cmyk(65.4%, 50.4%, 0%, 10.6%)
CIE-LAB	lab(50.77, 24.35, -62.17)
CIE-LCH	lch(50.77, 66.77, 291.39°)
OKLab	oklab(58.45% -0.006 -0.1784)
OKLCH	oklch(58.45% 0.178 268.1)
XYZ	xyz(23.1284, 19.0718, 75.8461)
Luminance	0.1907 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F71E4 #E4C24F

analogous

#4FBBE4 #4F71E4 #784FE4

triadic

#4F71E4 #E44F71 #71E44F

tetradic

#4F71E4 #E44FBB #E4C24F #4FE478

square

#4F71E4 #E44FBB #E4C24F #4FE478

split-complementary

#4F71E4 #E4784F #BBE44F

monochromatic

#1937A0 #214AD5 #4F71E4 #849CEC #B9C7F4

Accessibility & contrast

On white

4.36

#4F71E4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#4F71E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F71E4

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F71E4	#FFFFFF	#000000	##000000
##4F71E4	1.00	4.36	4.81	4.81
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E80E8

Deuteranopia (green-blind)

#0072E2

Tritanopia (blue-blind)

#008CA0

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4f71e4;
/* rgb */ color: rgb(79, 113, 228);
/* oklch */ color: oklch(58.5% 0.178 268.1);

Tailwind

colors: {
  custom: {
    50: '#8f99ed',
    500: '#4f71e4',
    950: '#000000',
  },
}

SCSS

$custom: #4f71e4;
$custom-light: #8f99ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4f71e4",
  "rgb": {
    "r": 79,
    "g": 113,
    "b": 228
  },
  "hsl": {
    "h": 226.309,
    "s": 73.399,
    "l": 60.196
  },
  "oklch": {
    "l": 0.58453,
    "c": 0.17846,
    "h": 268.1
  },
  "luminance": 0.19074
}

Semantic roles & 50–950 ramp

primary

#4F71E4

secondary

#E4D7AB

accent

#A810D6

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #4F71E4

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

Preview Lab → · Contrast checker → · Palette generator →