#4D73BC#4D73BC

#4D73BC is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.2% C 0.122 H 262.4°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#4D73BC
RGB	rgb(77, 115, 188)
HSL	hsl(219, 45%, 52%)
HSV	hsv(219, 59%, 74%)
CMYK	cmyk(59%, 38.8%, 0%, 26.3%)
CIE-LAB	lab(48.85, 9.03, -42.47)
CIE-LCH	lch(48.85, 43.42, 282.00°)
OKLab	oklab(56.19% -0.0162 -0.1205)
OKLCH	oklch(56.19% 0.122 262.4)
XYZ	xyz(18.2653, 17.4686, 49.9764)
Luminance	0.1747 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D73BC #BC964D

analogous

#4DABBC #4D73BC #5E4DBC

triadic

#4D73BC #BC4D73 #73BC4D

tetradic

#4D73BC #BC4DAB #BC964D #4DBC5E

square

#4D73BC #BC4DAB #BC964D #4DBC5E

split-complementary

#4D73BC #BC5E4D #ABBC4D

monochromatic

#273D68 #385794 #4D73BC #7996CD #A6B9DD

Accessibility & contrast

On white

4.67

#4D73BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#4D73BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D73BC

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D73BC	#FFFFFF	#000000	##FFFFFF
##4D73BC	1.00	4.67	4.49	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#547ABF

Deuteranopia (green-blind)

#456FBA

Tritanopia (blue-blind)

#00838E

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4d73bc;
/* rgb */ color: rgb(77, 115, 188);
/* oklch */ color: oklch(56.2% 0.122 262.4);

Tailwind

colors: {
  custom: {
    50: '#889ad0',
    500: '#4d73bc',
    950: '#000000',
  },
}

SCSS

$custom: #4d73bc;
$custom-light: #889ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#4d73bc",
  "rgb": {
    "r": 77,
    "g": 115,
    "b": 188
  },
  "hsl": {
    "h": 219.459,
    "s": 45.306,
    "l": 51.961
  },
  "oklch": {
    "l": 0.56187,
    "c": 0.12161,
    "h": 262.4
  },
  "luminance": 0.1747
}

Semantic roles & 50–950 ramp

primary

#4D73BC

secondary

#CBBA9A

accent

#A853D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4D73BC

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

Preview Lab → · Contrast checker → · Palette generator →