#5873CC#5873CC

#5873CC is a mid, vivid blue. Relative luminance 0.187; OKLCH L 57.8% C 0.140 H 269.0°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#5873CC
RGB	rgb(88, 115, 204)
HSL	hsl(226, 53%, 57%)
HSV	hsv(226, 57%, 80%)
CMYK	cmyk(56.9%, 43.6%, 0%, 20%)
CIE-LAB	lab(50.33, 16.62, -49.26)
CIE-LCH	lch(50.33, 51.99, 288.64°)
OKLab	oklab(57.78% -0.0025 -0.1402)
OKLCH	oklch(57.78% 0.14 269)
XYZ	xyz(21.0507, 18.6942, 59.6141)
Luminance	0.1870 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5873CC #CCB158

analogous

#58ADCC #5873CC #7758CC

triadic

#5873CC #CC5873 #73CC58

tetradic

#5873CC #CC58AD #CCB158 #58CC77

square

#5873CC #CC58AD #CCB158 #58CC77

split-complementary

#5873CC #CC7758 #ADCC58

monochromatic

#283D82 #3653B1 #5873CC #879ADA #B6C2E9

Accessibility & contrast

On white

4.43

#5873CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#5873CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5873CC

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5873CC	#FFFFFF	#000000	##000000
##5873CC	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7DCF

Deuteranopia (green-blind)

#3C73CA

Tritanopia (blue-blind)

#058795

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5873cc;
/* rgb */ color: rgb(88, 115, 204);
/* oklch */ color: oklch(57.8% 0.140 269.0);

Tailwind

colors: {
  custom: {
    50: '#909adc',
    500: '#5873cc',
    950: '#000000',
  },
}

SCSS

$custom: #5873cc;
$custom-light: #909adc;
$custom-dark: #000000;

JSON

{
  "hex": "#5873cc",
  "rgb": {
    "r": 88,
    "g": 115,
    "b": 204
  },
  "hsl": {
    "h": 226.034,
    "s": 53.211,
    "l": 57.255
  },
  "oklch": {
    "l": 0.57776,
    "c": 0.14022,
    "h": 269
  },
  "luminance": 0.18696
}

Semantic roles & 50–950 ramp

primary

#5873CC

secondary

#D7CCA8

accent

#BB4BDD

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5873CC

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

Preview Lab → · Contrast checker → · Palette generator →