#5873BB#5873BB

#5873BB is a mid, moderate blue. Relative luminance 0.179; OKLCH L 56.8% C 0.116 H 267.1°. Best body text is #000000 at 4.58:1 contrast (WCAG AA passes).

Color values

HEX	#5873BB
RGB	rgb(88, 115, 187)
HSL	hsl(224, 42%, 54%)
HSV	hsv(224, 53%, 73%)
CMYK	cmyk(52.9%, 38.5%, 0%, 26.7%)
CIE-LAB	lab(49.40, 11.07, -40.98)
CIE-LCH	lch(49.40, 42.45, 285.12°)
OKLab	oklab(56.76% -0.0058 -0.1159)
OKLCH	oklch(56.76% 0.116 267.1)
XYZ	xyz(19.1219, 17.9227, 49.4559)
Luminance	0.1792 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5873BB #BBA058

analogous

#58A5BB #5873BB #6F58BB

triadic

#5873BB #BB5873 #73BB58

tetradic

#5873BB #BB58A5 #BBA058 #58BB6F

square

#5873BB #BB58A5 #BBA058 #58BB6F

split-complementary

#5873BB #BB6F58 #A5BB58

monochromatic

#2C3E6C #3E5698 #5873BB #8397CD #AFBCDE

Accessibility & contrast

On white

4.58

#5873BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#5873BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5873BB

4.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5873BB	#FFFFFF	#000000	##000000
##5873BB	1.00	4.58	4.58	4.58
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.58	21.00	1.00	1.00
##000000	4.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#567ABE

Deuteranopia (green-blind)

#4B71B9

Tritanopia (blue-blind)

#27838E

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #5873bb;
/* rgb */ color: rgb(88, 115, 187);
/* oklch */ color: oklch(56.8% 0.116 267.1);

Tailwind

colors: {
  custom: {
    50: '#8d9bd0',
    500: '#5873bb',
    950: '#000000',
  },
}

SCSS

$custom: #5873bb;
$custom-light: #8d9bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#5873bb",
  "rgb": {
    "r": 88,
    "g": 115,
    "b": 187
  },
  "hsl": {
    "h": 223.636,
    "s": 42.128,
    "l": 53.922
  },
  "oklch": {
    "l": 0.56763,
    "c": 0.11608,
    "h": 267.1
  },
  "luminance": 0.17924
}

Semantic roles & 50–950 ramp

primary

#5873BB

secondary

#CDC1A2

accent

#B056D2

background

#F9F9FC

surface

#F1F2F9

border

#CBCCD2

text

#0D0E14

muted

#7E7E82

Preview Lab

Preview with #5873BB

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

Preview Lab → · Contrast checker → · Palette generator →