#4C73DC#4C73DC

#4C73DC is a mid, vivid blue. Relative luminance 0.190; OKLCH L 58.2% C 0.166 H 266.1°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#4C73DC
RGB	rgb(76, 115, 220)
HSL	hsl(224, 67%, 58%)
HSV	hsv(224, 65%, 86%)
CMYK	cmyk(65.5%, 47.7%, 0%, 13.7%)
CIE-LAB	lab(50.64, 19.85, -57.87)
CIE-LCH	lch(50.64, 61.18, 288.93°)
OKLab	oklab(58.15% -0.0114 -0.1657)
OKLCH	oklch(58.15% 0.166 266.1)
XYZ	xyz(22.0250, 18.9632, 70.1958)
Luminance	0.1897 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C73DC #DCB54C

analogous

#4CBBDC #4C73DC #6D4CDC

triadic

#4C73DC #DC4C73 #73DC4C

tetradic

#4C73DC #DC4CBB #DCB54C #4CDC6D

square

#4C73DC #DC4CBB #DCB54C #4CDC6D

split-complementary

#4C73DC #DC6D4C #BBDC4C

monochromatic

#1C3C91 #2651C4 #4C73DC #7F9BE6 #B2C3F0

Accessibility & contrast

On white

4.38

#4C73DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#4C73DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C73DC

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C73DC	#FFFFFF	#000000	##000000
##4C73DC	1.00	4.38	4.79	4.79
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C80E0

Deuteranopia (green-blind)

#1B72DA

Tritanopia (blue-blind)

#008B9D

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4c73dc;
/* rgb */ color: rgb(76, 115, 220);
/* oklch */ color: oklch(58.2% 0.166 266.1);

Tailwind

colors: {
  custom: {
    50: '#8c9ae7',
    500: '#4c73dc',
    950: '#000000',
  },
}

SCSS

$custom: #4c73dc;
$custom-light: #8c9ae7;
$custom-dark: #000000;

JSON

{
  "hex": "#4c73dc",
  "rgb": {
    "r": 76,
    "g": 115,
    "b": 220
  },
  "hsl": {
    "h": 223.75,
    "s": 67.29,
    "l": 58.039
  },
  "oklch": {
    "l": 0.58154,
    "c": 0.16614,
    "h": 266.1
  },
  "luminance": 0.18965
}

Semantic roles & 50–950 ramp

primary

#4C73DC

secondary

#DFCFA5

accent

#BB3EEA

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4C73DC

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

Preview Lab → · Contrast checker → · Palette generator →