#4377F4#4377F4

#4377F4 is a mid, vivid blue. Relative luminance 0.209; OKLCH L 60.2% C 0.196 H 264.3°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#4377F4
RGB	rgb(67, 119, 244)
HSL	hsl(222, 89%, 61%)
HSV	hsv(222, 73%, 96%)
CMYK	cmyk(72.5%, 51.2%, 0%, 4.3%)
CIE-LAB	lab(52.86, 24.56, -67.77)
CIE-LCH	lch(52.86, 72.09, 289.92°)
OKLab	oklab(60.23% -0.0195 -0.195)
OKLCH	oklch(60.23% 0.196 264.3)
XYZ	xyz(25.2349, 20.9159, 88.2776)
Luminance	0.2092 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4377F4 #F4C043

analogous

#43CFF4 #4377F4 #6743F4

triadic

#4377F4 #F44377 #77F443

tetradic

#4377F4 #F443CF #F4C043 #43F467

square

#4377F4 #F443CF #F4C043 #43F467

split-complementary

#4377F4 #F46743 #CFF443

monochromatic

#0A3CB2 #0E4FEC #4377F4 #7DA1F7 #B7CBFB

Accessibility & contrast

On white

4.05

#4377F4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#4377F4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4377F4

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4377F4	#FFFFFF	#000000	##000000
##4377F4	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2487F8

Deuteranopia (green-blind)

#0076F1

Tritanopia (blue-blind)

#0095AA

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #4377f4;
/* rgb */ color: rgb(67, 119, 244);
/* oklch */ color: oklch(60.2% 0.196 264.3);

Tailwind

colors: {
  custom: {
    50: '#8d9df9',
    500: '#4377f4',
    950: '#000000',
  },
}

SCSS

$custom: #4377f4;
$custom-light: #8d9df9;
$custom-dark: #000000;

JSON

{
  "hex": "#4377f4",
  "rgb": {
    "r": 67,
    "g": 119,
    "b": 244
  },
  "hsl": {
    "h": 222.373,
    "s": 88.945,
    "l": 60.98
  },
  "oklch": {
    "l": 0.60226,
    "c": 0.19596,
    "h": 264.3
  },
  "luminance": 0.20919
}

Semantic roles & 50–950 ramp

primary

#4377F4

secondary

#EBD7A8

accent

#A200E6

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4377F4

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

Preview Lab → · Contrast checker → · Palette generator →