#4F70E7#4F70E7

#4F70E7 is a mid, vivid blue. Relative luminance 0.190; OKLCH L 58.5% C 0.184 H 268.5°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#4F70E7
RGB	rgb(79, 112, 231)
HSL	hsl(227, 76%, 61%)
HSV	hsv(227, 66%, 91%)
CMYK	cmyk(65.8%, 51.5%, 0%, 9.4%)
CIE-LAB	lab(50.71, 26.01, -63.96)
CIE-LCH	lch(50.71, 69.04, 292.13°)
OKLab	oklab(58.47% -0.0048 -0.1836)
OKLCH	oklch(58.47% 0.184 268.5)
XYZ	xyz(23.4375, 19.0179, 78.0215)
Luminance	0.1902 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F70E7 #E7C64F

analogous

#4FBCE7 #4F70E7 #7A4FE7

triadic

#4F70E7 #E74F70 #70E74F

tetradic

#4F70E7 #E74FBC #E7C64F #4FE77A

square

#4F70E7 #E74FBC #E7C64F #4FE77A

split-complementary

#4F70E7 #E77A4F #BCE74F

monochromatic

#1735A5 #1E47DB #4F70E7 #859CEE #BBC8F6

Accessibility & contrast

On white

4.37

#4F70E7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#4F70E7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F70E7

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F70E7	#FFFFFF	#000000	##000000
##4F70E7	1.00	4.37	4.80	4.80
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2580EB

Deuteranopia (green-blind)

#0072E5

Tritanopia (blue-blind)

#008CA1

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4f70e7;
/* rgb */ color: rgb(79, 112, 231);
/* oklch */ color: oklch(58.5% 0.184 268.5);

Tailwind

colors: {
  custom: {
    50: '#9098ef',
    500: '#4f70e7',
    950: '#000000',
  },
}

SCSS

$custom: #4f70e7;
$custom-light: #9098ef;
$custom-dark: #000000;

JSON

{
  "hex": "#4f70e7",
  "rgb": {
    "r": 79,
    "g": 112,
    "b": 231
  },
  "hsl": {
    "h": 226.974,
    "s": 76,
    "l": 60.784
  },
  "oklch": {
    "l": 0.58468,
    "c": 0.1837,
    "h": 268.5
  },
  "luminance": 0.1902
}

Semantic roles & 50–950 ramp

primary

#4F70E7

secondary

#E6D9AC

accent

#AC0DD8

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #4F70E7

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

Preview Lab → · Contrast checker → · Palette generator →