#4C73BF#4C73BF

#4C73BF is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.3% C 0.126 H 262.5°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#4C73BF
RGB	rgb(76, 115, 191)
HSL	hsl(220, 47%, 52%)
HSV	hsv(220, 60%, 75%)
CMYK	cmyk(60.2%, 39.8%, 0%, 25.1%)
CIE-LAB	lab(48.96, 9.85, -44.03)
CIE-LCH	lch(48.96, 45.12, 282.61°)
OKLab	oklab(56.31% -0.0164 -0.1251)
OKLCH	oklch(56.31% 0.126 262.5)
XYZ	xyz(18.5119, 17.5580, 51.6936)
Luminance	0.1756 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C73BF #BF984C

analogous

#4CADBF #4C73BF #5E4CBF

triadic

#4C73BF #BF4C73 #73BF4C

tetradic

#4C73BF #BF4CAD #BF984C #4CBF5E

square

#4C73BF #BF4CAD #BF984C #4CBF5E

split-complementary

#4C73BF #BF5E4C #ADBF4C

monochromatic

#263D6B #365798 #4C73BF #7996CF #A6BADF

Accessibility & contrast

On white

4.65

#4C73BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#4C73BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4C73BF

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C73BF	#FFFFFF	#000000	##FFFFFF
##4C73BF	1.00	4.65	4.51	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.51	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)

#436FBD

Tritanopia (blue-blind)

#008490

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4c73bf;
/* rgb */ color: rgb(76, 115, 191);
/* oklch */ color: oklch(56.3% 0.126 262.5);

Tailwind

colors: {
  custom: {
    50: '#889ad3',
    500: '#4c73bf',
    950: '#000000',
  },
}

SCSS

$custom: #4c73bf;
$custom-light: #889ad3;
$custom-dark: #000000;

JSON

{
  "hex": "#4c73bf",
  "rgb": {
    "r": 76,
    "g": 115,
    "b": 191
  },
  "hsl": {
    "h": 219.652,
    "s": 47.325,
    "l": 52.353
  },
  "oklch": {
    "l": 0.56311,
    "c": 0.12617,
    "h": 262.5
  },
  "luminance": 0.1756
}

Semantic roles & 50–950 ramp

primary

#4C73BF

secondary

#CCBB9A

accent

#A951D7

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4C73BF

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

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