#587AC5#587AC5

#587AC5 is a mid, vivid blue. Relative luminance 0.200; OKLCH L 58.8% C 0.122 H 264.5°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#587AC5
RGB	rgb(88, 122, 197)
HSL	hsl(221, 48%, 56%)
HSV	hsv(221, 55%, 77%)
CMYK	cmyk(55.3%, 38.1%, 0%, 22.7%)
CIE-LAB	lab(51.86, 10.04, -42.82)
CIE-LCH	lch(51.86, 43.98, 283.19°)
OKLab	oklab(58.84% -0.0116 -0.1213)
OKLCH	oklch(58.84% 0.122 264.5)
XYZ	xyz(21.0587, 20.0234, 55.5677)
Luminance	0.2003 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587AC5 #C5A358

analogous

#58B0C5 #587AC5 #6C58C5

triadic

#587AC5 #C5587A #7AC558

tetradic

#587AC5 #C558B0 #C5A358 #58C56C

square

#587AC5 #C558B0 #C5A358 #58C56C

split-complementary

#587AC5 #C56C58 #B0C558

monochromatic

#2A4279 #3A5CA6 #587AC5 #859ED5 #B3C2E5

Accessibility & contrast

On white

4.20

#587AC5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#587AC5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587AC5

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587AC5	#FFFFFF	#000000	##000000
##587AC5	1.00	4.20	5.01	5.01
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B81C8

Deuteranopia (green-blind)

#4E77C3

Tritanopia (blue-blind)

#168A96

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #587ac5;
/* rgb */ color: rgb(88, 122, 197);
/* oklch */ color: oklch(58.8% 0.122 264.5);

Tailwind

colors: {
  custom: {
    50: '#8fa0d7',
    500: '#587ac5',
    950: '#000000',
  },
}

SCSS

$custom: #587ac5;
$custom-light: #8fa0d7;
$custom-dark: #000000;

JSON

{
  "hex": "#587ac5",
  "rgb": {
    "r": 88,
    "g": 122,
    "b": 197
  },
  "hsl": {
    "h": 221.284,
    "s": 48.444,
    "l": 55.882
  },
  "oklch": {
    "l": 0.58835,
    "c": 0.12184,
    "h": 264.5
  },
  "luminance": 0.20025
}

Semantic roles & 50–950 ramp

primary

#587AC5

secondary

#D3C5A6

accent

#AE50D8

background

#F9F9FD

surface

#F1F2FA

border

#CBCCD3

text

#0D0E14

muted

#7E7E83

Preview Lab

Preview with #587AC5

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

Preview Lab → · Contrast checker → · Palette generator →