#4C73CD#4C73CD

#4C73CD is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.2% C 0.146 H 264.6°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#4C73CD
RGB	rgb(76, 115, 205)
HSL	hsl(222, 56%, 55%)
HSV	hsv(222, 63%, 80%)
CMYK	cmyk(62.9%, 43.9%, 0%, 19.6%)
CIE-LAB	lab(49.74, 14.65, -50.80)
CIE-LCH	lch(49.74, 52.87, 286.09°)
OKLab	oklab(57.17% -0.0137 -0.145)
OKLCH	oklch(57.17% 0.146 264.6)
XYZ	xyz(20.1269, 18.2039, 60.1988)
Luminance	0.1821 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C73CD #CDA64C

analogous

#4CB4CD #4C73CD #654CCD

triadic

#4C73CD #CD4C73 #73CD4C

tetradic

#4C73CD #CD4CB4 #CDA64C #4CCD65

square

#4C73CD #CD4CB4 #CDA64C #4CCD65

split-complementary

#4C73CD #CD654C #B4CD4C

monochromatic

#233E7C #3055AC #4C73CD #7C98DA #ACBEE8

Accessibility & contrast

On white

4.52

#4C73CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#4C73CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C73CD

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C73CD	#FFFFFF	#000000	##000000
##4C73CD	1.00	4.52	4.64	4.64
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#497DD0

Deuteranopia (green-blind)

#3471CB

Tritanopia (blue-blind)

#008796

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4c73cd;
/* rgb */ color: rgb(76, 115, 205);
/* oklch */ color: oklch(57.2% 0.146 264.6);

Tailwind

colors: {
  custom: {
    50: '#8a9add',
    500: '#4c73cd',
    950: '#000000',
  },
}

SCSS

$custom: #4c73cd;
$custom-light: #8a9add;
$custom-dark: #000000;

JSON

{
  "hex": "#4c73cd",
  "rgb": {
    "r": 76,
    "g": 115,
    "b": 205
  },
  "hsl": {
    "h": 221.86,
    "s": 56.332,
    "l": 55.098
  },
  "oklch": {
    "l": 0.57173,
    "c": 0.14561,
    "h": 264.6
  },
  "luminance": 0.18206
}

Semantic roles & 50–950 ramp

primary

#4C73CD

secondary

#D5C59F

accent

#B248E0

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4C73CD

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

Preview Lab → · Contrast checker → · Palette generator →