#4D73CC#4D73CC

#4D73CC is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.2% C 0.144 H 264.8°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#4D73CC
RGB	rgb(77, 115, 204)
HSL	hsl(222, 55%, 55%)
HSV	hsv(222, 62%, 80%)
CMYK	cmyk(62.3%, 43.6%, 0%, 20%)
CIE-LAB	lab(49.73, 14.49, -50.24)
CIE-LCH	lch(49.73, 52.29, 286.08°)
OKLab	oklab(57.16% -0.013 -0.1433)
OKLCH	oklch(57.16% 0.144 264.8)
XYZ	xyz(20.0866, 18.1971, 59.5689)
Luminance	0.1820 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D73CC #CCA64D

analogous

#4DB3CC #4D73CC #664DCC

triadic

#4D73CC #CC4D73 #73CC4D

tetradic

#4D73CC #CC4DB3 #CCA64D #4DCC66

square

#4D73CC #CC4DB3 #CCA64D #4DCC66

split-complementary

#4D73CC #CC664D #B3CC4D

monochromatic

#233E7B #3155AB #4D73CC #7D98DA #ACBEE7

Accessibility & contrast

On white

4.53

#4D73CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#4D73CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D73CC

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D73CC	#FFFFFF	#000000	##000000
##4D73CC	1.00	4.53	4.64	4.64
#FFFFFF	4.53	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)

#4A7CCF

Deuteranopia (green-blind)

#3671CA

Tritanopia (blue-blind)

#008795

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4d73cc;
/* rgb */ color: rgb(77, 115, 204);
/* oklch */ color: oklch(57.2% 0.144 264.8);

Tailwind

colors: {
  custom: {
    50: '#8a9adc',
    500: '#4d73cc',
    950: '#000000',
  },
}

SCSS

$custom: #4d73cc;
$custom-light: #8a9adc;
$custom-dark: #000000;

JSON

{
  "hex": "#4d73cc",
  "rgb": {
    "r": 77,
    "g": 115,
    "b": 204
  },
  "hsl": {
    "h": 222.047,
    "s": 55.459,
    "l": 55.098
  },
  "oklch": {
    "l": 0.57162,
    "c": 0.14389,
    "h": 264.8
  },
  "luminance": 0.18199
}

Semantic roles & 50–950 ramp

primary

#4D73CC

secondary

#D5C5A0

accent

#B249DF

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4D73CC

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

Preview Lab → · Contrast checker → · Palette generator →