#4873CC#4873CC

#4873CC is a mid, vivid blue. Relative luminance 0.180; OKLCH L 56.9% C 0.146 H 263.1°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#4873CC
RGB	rgb(72, 115, 204)
HSL	hsl(220, 56%, 54%)
HSV	hsv(220, 65%, 80%)
CMYK	cmyk(64.7%, 43.6%, 0%, 20%)
CIE-LAB	lab(49.49, 13.60, -50.64)
CIE-LCH	lch(49.49, 52.43, 285.03°)
OKLab	oklab(56.91% -0.0174 -0.1446)
OKLCH	oklch(56.91% 0.146 263.1)
XYZ	xyz(19.6985, 17.9970, 59.5507)
Luminance	0.1800 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4873CC #CCA148

analogous

#48B5CC #4873CC #5F48CC

triadic

#4873CC #CC4873 #73CC48

tetradic

#4873CC #CC48B5 #CCA148 #48CC5F

square

#4873CC #CC48B5 #CCA148 #48CC5F

split-complementary

#4873CC #CC5F48 #B5CC48

monochromatic

#213E78 #2F56A8 #4873CC #7898D9 #A8BCE7

Accessibility & contrast

On white

4.57

#4873CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#4873CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4873CC

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4873CC	#FFFFFF	#000000	##000000
##4873CC	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#497CCF

Deuteranopia (green-blind)

#3370CA

Tritanopia (blue-blind)

#008795

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4873cc;
/* rgb */ color: rgb(72, 115, 204);
/* oklch */ color: oklch(56.9% 0.146 263.1);

Tailwind

colors: {
  custom: {
    50: '#889adc',
    500: '#4873cc',
    950: '#000000',
  },
}

SCSS

$custom: #4873cc;
$custom-light: #889adc;
$custom-dark: #000000;

JSON

{
  "hex": "#4873cc",
  "rgb": {
    "r": 72,
    "g": 115,
    "b": 204
  },
  "hsl": {
    "h": 220.455,
    "s": 56.41,
    "l": 54.118
  },
  "oklch": {
    "l": 0.5691,
    "c": 0.14561,
    "h": 263.1
  },
  "luminance": 0.17999
}

Semantic roles & 50–950 ramp

primary

#4873CC

secondary

#D4C29C

accent

#AE48E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4873CC

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

Preview Lab → · Contrast checker → · Palette generator →