#4C73F3#4C73F3

#4C73F3 is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.8% C 0.197 H 267.4°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#4C73F3
RGB	rgb(76, 115, 243)
HSL	hsl(226, 87%, 63%)
HSV	hsv(226, 69%, 95%)
CMYK	cmyk(68.7%, 52.7%, 0%, 4.7%)
CIE-LAB	lab(52.14, 27.87, -68.36)
CIE-LCH	lch(52.14, 73.83, 292.18°)
OKLab	oklab(59.76% -0.0091 -0.1966)
OKLCH	oklch(59.76% 0.197 267.4)
XYZ	xyz(25.2833, 20.2665, 87.3560)
Luminance	0.2027 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C73F3 #F3CC4C

analogous

#4CC7F3 #4C73F3 #784CF3

triadic

#4C73F3 #F34C73 #73F34C

tetradic

#4C73F3 #F34CC7 #F3CC4C #4CF378

square

#4C73F3 #F34CC7 #F3CC4C #4CF378

split-complementary

#4C73F3 #F3784C #C7F34C

monochromatic

#0C34B8 #1346EF #4C73F3 #85A0F7 #BFCDFB

Accessibility & contrast

On white

4.16

#4C73F3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#4C73F3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C73F3

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C73F3	#FFFFFF	#000000	##000000
##4C73F3	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1684F7

Deuteranopia (green-blind)

#0075F0

Tritanopia (blue-blind)

#0092A8

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #4c73f3;
/* rgb */ color: rgb(76, 115, 243);
/* oklch */ color: oklch(59.8% 0.197 267.4);

Tailwind

colors: {
  custom: {
    50: '#919af8',
    500: '#4c73f3',
    950: '#000000',
  },
}

SCSS

$custom: #4c73f3;
$custom-light: #919af8;
$custom-dark: #000000;

JSON

{
  "hex": "#4c73f3",
  "rgb": {
    "r": 76,
    "g": 115,
    "b": 243
  },
  "hsl": {
    "h": 225.988,
    "s": 87.435,
    "l": 62.549
  },
  "oklch": {
    "l": 0.59764,
    "c": 0.19683,
    "h": 267.4
  },
  "luminance": 0.20269
}

Semantic roles & 50–950 ramp

primary

#4C73F3

secondary

#ECDEAF

accent

#AF02E4

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4C73F3

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

Preview Lab → · Contrast checker → · Palette generator →