#4C73BE#4C73BE

#4C73BE is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.3% C 0.125 H 262.3°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#4C73BE
RGB	rgb(76, 115, 190)
HSL	hsl(219, 47%, 52%)
HSV	hsv(219, 60%, 75%)
CMYK	cmyk(60%, 39.5%, 0%, 25.5%)
CIE-LAB	lab(48.90, 9.51, -43.54)
CIE-LCH	lch(48.90, 44.57, 282.32°)
OKLab	oklab(56.25% -0.0166 -0.1237)
OKLCH	oklch(56.25% 0.125 262.3)
XYZ	xyz(18.4023, 17.5141, 51.1160)
Luminance	0.1752 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C73BE #BE974C

analogous

#4CACBE #4C73BE #5E4CBE

triadic

#4C73BE #BE4C73 #73BE4C

tetradic

#4C73BE #BE4CAC #BE974C #4CBE5E

square

#4C73BE #BE4CAC #BE974C #4CBE5E

split-complementary

#4C73BE #BE5E4C #ACBE4C

monochromatic

#263D69 #375796 #4C73BE #7996CE #A6B9DF

Accessibility & contrast

On white

4.66

#4C73BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#4C73BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4C73BE

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C73BE	#FFFFFF	#000000	##FFFFFF
##4C73BE	1.00	4.66	4.50	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#537AC1

Deuteranopia (green-blind)

#436FBC

Tritanopia (blue-blind)

#00848F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4c73be;
/* rgb */ color: rgb(76, 115, 190);
/* oklch */ color: oklch(56.3% 0.125 262.3);

Tailwind

colors: {
  custom: {
    50: '#879ad2',
    500: '#4c73be',
    950: '#000000',
  },
}

SCSS

$custom: #4c73be;
$custom-light: #879ad2;
$custom-dark: #000000;

JSON

{
  "hex": "#4c73be",
  "rgb": {
    "r": 76,
    "g": 115,
    "b": 190
  },
  "hsl": {
    "h": 219.474,
    "s": 46.721,
    "l": 52.157
  },
  "oklch": {
    "l": 0.56252,
    "c": 0.12478,
    "h": 262.3
  },
  "luminance": 0.17516
}

Semantic roles & 50–950 ramp

primary

#4C73BE

secondary

#CCBB9A

accent

#A951D6

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4C73BE

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

Preview Lab → · Contrast checker → · Palette generator →