#587FC5#587FC5

#587FC5 is a mid, moderate blue. Relative luminance 0.213; OKLCH L 59.9% C 0.116 H 261.4°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#587FC5
RGB	rgb(88, 127, 197)
HSL	hsl(219, 48%, 56%)
HSV	hsv(219, 55%, 77%)
CMYK	cmyk(55.3%, 35.5%, 0%, 22.7%)
CIE-LAB	lab(53.26, 7.01, -40.62)
CIE-LCH	lch(53.26, 41.22, 279.80°)
OKLab	oklab(59.92% -0.0173 -0.1148)
OKLCH	oklch(59.92% 0.116 261.4)
XYZ	xyz(21.6885, 21.2830, 55.7776)
Luminance	0.2129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587FC5 #C59E58

analogous

#58B5C5 #587FC5 #6758C5

triadic

#587FC5 #C5587F #7FC558

tetradic

#587FC5 #C558B5 #C59E58 #58C567

square

#587FC5 #C558B5 #C59E58 #58C567

split-complementary

#587FC5 #C56758 #B5C558

monochromatic

#2A4679 #3A60A6 #587FC5 #85A2D5 #B3C5E5

Accessibility & contrast

On white

3.99

#587FC5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#587FC5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587FC5

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587FC5	#FFFFFF	#000000	##000000
##587FC5	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6385C8

Deuteranopia (green-blind)

#557BC4

Tritanopia (blue-blind)

#138E99

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #587fc5;
/* rgb */ color: rgb(88, 127, 197);
/* oklch */ color: oklch(59.9% 0.116 261.4);

Tailwind

colors: {
  custom: {
    50: '#8fa3d7',
    500: '#587fc5',
    950: '#000000',
  },
}

SCSS

$custom: #587fc5;
$custom-light: #8fa3d7;
$custom-dark: #000000;

JSON

{
  "hex": "#587fc5",
  "rgb": {
    "r": 88,
    "g": 127,
    "b": 197
  },
  "hsl": {
    "h": 218.532,
    "s": 48.444,
    "l": 55.882
  },
  "oklch": {
    "l": 0.59916,
    "c": 0.1161,
    "h": 261.4
  },
  "luminance": 0.21285
}

Semantic roles & 50–950 ramp

primary

#587FC5

secondary

#D3C3A6

accent

#A750D8

background

#F9FAFD

surface

#F1F3FA

border

#CBCDD3

text

#0D0F14

muted

#7E7F83

Preview Lab

Preview with #587FC5

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

Preview Lab → · Contrast checker → · Palette generator →