#4D73BF#4D73BF

#4D73BF is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.4% C 0.126 H 262.9°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#4D73BF
RGB	rgb(77, 115, 191)
HSL	hsl(220, 47%, 53%)
HSV	hsv(220, 60%, 75%)
CMYK	cmyk(59.7%, 39.8%, 0%, 25.1%)
CIE-LAB	lab(49.01, 10.05, -43.95)
CIE-LCH	lch(49.01, 45.08, 282.88°)
OKLab	oklab(56.36% -0.0155 -0.1248)
OKLCH	oklch(56.36% 0.126 262.9)
XYZ	xyz(18.5920, 17.5993, 51.6973)
Luminance	0.1760 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D73BF #BF994D

analogous

#4DACBF #4D73BF #604DBF

triadic

#4D73BF #BF4D73 #73BF4D

tetradic

#4D73BF #BF4DAC #BF994D #4DBF60

square

#4D73BF #BF4DAC #BF994D #4DBF60

split-complementary

#4D73BF #BF604D #ACBF4D

monochromatic

#273D6B #375798 #4D73BF #7A96CF #A7BADF

Accessibility & contrast

On white

4.65

#4D73BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#4D73BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4D73BF

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D73BF	#FFFFFF	#000000	##FFFFFF
##4D73BF	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#527AC2

Deuteranopia (green-blind)

#4370BD

Tritanopia (blue-blind)

#008490

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4d73bf;
/* rgb */ color: rgb(77, 115, 191);
/* oklch */ color: oklch(56.4% 0.126 262.9);

Tailwind

colors: {
  custom: {
    50: '#889ad3',
    500: '#4d73bf',
    950: '#000000',
  },
}

SCSS

$custom: #4d73bf;
$custom-light: #889ad3;
$custom-dark: #000000;

JSON

{
  "hex": "#4d73bf",
  "rgb": {
    "r": 77,
    "g": 115,
    "b": 191
  },
  "hsl": {
    "h": 220,
    "s": 47.107,
    "l": 52.549
  },
  "oklch": {
    "l": 0.56364,
    "c": 0.1258,
    "h": 262.9
  },
  "luminance": 0.17601
}

Semantic roles & 50–950 ramp

primary

#4D73BF

secondary

#CDBC9B

accent

#AA51D7

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4D73BF

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

Preview Lab → · Contrast checker → · Palette generator →