#4372E7#4372E7

#4372E7 is a mid, vivid blue. Relative luminance 0.190; OKLCH L 58.3% C 0.185 H 264.8°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#4372E7
RGB	rgb(67, 114, 231)
HSL	hsl(223, 77%, 58%)
HSV	hsv(223, 71%, 91%)
CMYK	cmyk(71%, 50.6%, 0%, 9.4%)
CIE-LAB	lab(50.68, 23.03, -64.03)
CIE-LCH	lch(50.68, 68.04, 289.78°)
OKLab	oklab(58.3% -0.0168 -0.184)
OKLCH	oklch(58.3% 0.185 264.8)
XYZ	xyz(22.7508, 18.9950, 78.0532)
Luminance	0.1900 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4372E7 #E7B843

analogous

#43C4E7 #4372E7 #6643E7

triadic

#4372E7 #E74372 #72E743

tetradic

#4372E7 #E743C4 #E7B843 #43E766

square

#4372E7 #E743C4 #E7B843 #43E766

split-complementary

#4372E7 #E76643 #C4E743

monochromatic

#143B9C #1B4FD2 #4372E7 #799BEE #B0C3F5

Accessibility & contrast

On white

4.38

#4372E7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#4372E7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4372E7

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4372E7	#FFFFFF	#000000	##000000
##4372E7	1.00	4.38	4.80	4.80
#FFFFFF	4.38	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)

#2981EB

Deuteranopia (green-blind)

#0072E5

Tritanopia (blue-blind)

#008EA2

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4372e7;
/* rgb */ color: rgb(67, 114, 231);
/* oklch */ color: oklch(58.3% 0.185 264.8);

Tailwind

colors: {
  custom: {
    50: '#8b99ef',
    500: '#4372e7',
    950: '#000000',
  },
}

SCSS

$custom: #4372e7;
$custom-light: #8b99ef;
$custom-dark: #000000;

JSON

{
  "hex": "#4372e7",
  "rgb": {
    "r": 67,
    "g": 114,
    "b": 231
  },
  "hsl": {
    "h": 222.805,
    "s": 77.358,
    "l": 58.431
  },
  "oklch": {
    "l": 0.58298,
    "c": 0.18481,
    "h": 264.8
  },
  "luminance": 0.18997
}

Semantic roles & 50–950 ramp

primary

#4372E7

secondary

#E3D1A2

accent

#BD34F4

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0D17

muted

#7E7E85

Preview Lab

Preview with #4372E7

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

Preview Lab → · Contrast checker → · Palette generator →