#4F70E4#4F70E4

#4F70E4 is a mid, vivid blue. Relative luminance 0.189; OKLCH L 58.3% C 0.180 H 268.4°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#4F70E4
RGB	rgb(79, 112, 228)
HSL	hsl(227, 73%, 60%)
HSV	hsv(227, 65%, 89%)
CMYK	cmyk(65.4%, 50.9%, 0%, 10.6%)
CIE-LAB	lab(50.51, 24.97, -62.59)
CIE-LCH	lch(50.51, 67.39, 291.75°)
OKLab	oklab(58.26% -0.005 -0.1796)
OKLCH	oklch(58.26% 0.18 268.4)
XYZ	xyz(23.0174, 18.8499, 75.8091)
Luminance	0.1885 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F70E4 #E4C34F

analogous

#4FBBE4 #4F70E4 #784FE4

triadic

#4F70E4 #E44F70 #70E44F

tetradic

#4F70E4 #E44FBB #E4C34F #4FE478

square

#4F70E4 #E44FBB #E4C34F #4FE478

split-complementary

#4F70E4 #E4784F #BBE44F

monochromatic

#1937A0 #2149D5 #4F70E4 #849BEC #B9C6F4

Accessibility & contrast

On white

4.40

#4F70E4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#4F70E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F70E4

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F70E4	#FFFFFF	#000000	##000000
##4F70E4	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A7FE8

Deuteranopia (green-blind)

#0072E2

Tritanopia (blue-blind)

#008B9F

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4f70e4;
/* rgb */ color: rgb(79, 112, 228);
/* oklch */ color: oklch(58.3% 0.180 268.4);

Tailwind

colors: {
  custom: {
    50: '#8f98ed',
    500: '#4f70e4',
    950: '#000000',
  },
}

SCSS

$custom: #4f70e4;
$custom-light: #8f98ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4f70e4",
  "rgb": {
    "r": 79,
    "g": 112,
    "b": 228
  },
  "hsl": {
    "h": 226.711,
    "s": 73.399,
    "l": 60.196
  },
  "oklch": {
    "l": 0.58256,
    "c": 0.17968,
    "h": 268.4
  },
  "luminance": 0.18852
}

Semantic roles & 50–950 ramp

primary

#4F70E4

secondary

#E4D7AB

accent

#AA10D6

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #4F70E4

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

Preview Lab → · Contrast checker → · Palette generator →