#5871CB#5871CB

#5871CB is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.3% C 0.141 H 269.8°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#5871CB
RGB	rgb(88, 113, 203)
HSL	hsl(227, 53%, 57%)
HSV	hsv(227, 57%, 80%)
CMYK	cmyk(56.7%, 44.3%, 0%, 20.4%)
CIE-LAB	lab(49.73, 17.52, -49.64)
CIE-LCH	lch(49.73, 52.64, 289.44°)
OKLab	oklab(57.3% -0.0004 -0.1413)
OKLCH	oklch(57.3% 0.141 269.8)
XYZ	xyz(20.7055, 18.1952, 58.9092)
Luminance	0.1820 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5871CB #CBB258

analogous

#58AACB #5871CB #7958CB

triadic

#5871CB #CB5871 #71CB58

tetradic

#5871CB #CB58AA #CBB258 #58CB79

square

#5871CB #CB58AA #CBB258 #58CB79

split-complementary

#5871CB #CB7958 #AACB58

monochromatic

#283B81 #3751AF #5871CB #8799DA #B5C0E8

Accessibility & contrast

On white

4.53

#5871CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#5871CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5871CB

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5871CB	#FFFFFF	#000000	##000000
##5871CB	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#497CCE

Deuteranopia (green-blind)

#3A72C9

Tritanopia (blue-blind)

#0A8594

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #5871cb;
/* rgb */ color: rgb(88, 113, 203);
/* oklch */ color: oklch(57.3% 0.141 269.8);

Tailwind

colors: {
  custom: {
    50: '#9099db',
    500: '#5871cb',
    950: '#000000',
  },
}

SCSS

$custom: #5871cb;
$custom-light: #9099db;
$custom-dark: #000000;

JSON

{
  "hex": "#5871cb",
  "rgb": {
    "r": 88,
    "g": 113,
    "b": 203
  },
  "hsl": {
    "h": 226.957,
    "s": 52.511,
    "l": 57.059
  },
  "oklch": {
    "l": 0.57301,
    "c": 0.14133,
    "h": 269.8
  },
  "luminance": 0.18197
}

Semantic roles & 50–950 ramp

primary

#5871CB

secondary

#D7CDA8

accent

#BD4CDC

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #5871CB

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

Preview Lab → · Contrast checker → · Palette generator →