#587BC6#587BC6

#587BC6 is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.1% C 0.122 H 264.1°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#587BC6
RGB	rgb(88, 123, 198)
HSL	hsl(221, 49%, 56%)
HSV	hsv(221, 56%, 78%)
CMYK	cmyk(55.6%, 37.9%, 0%, 22.4%)
CIE-LAB	lab(52.19, 9.76, -42.87)
CIE-LCH	lch(52.19, 43.97, 282.82°)
OKLab	oklab(59.11% -0.0125 -0.1214)
OKLCH	oklch(59.11% 0.122 264.1)
XYZ	xyz(21.2971, 20.3162, 56.2143)
Luminance	0.2032 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587BC6 #C6A358

analogous

#58B2C6 #587BC6 #6C58C6

triadic

#587BC6 #C6587B #7BC658

tetradic

#587BC6 #C658B2 #C6A358 #58C66C

square

#587BC6 #C658B2 #C6A358 #58C66C

split-complementary

#587BC6 #C66C58 #B2C658

monochromatic

#2A437A #395CA8 #587BC6 #869FD6 #B3C3E5

Accessibility & contrast

On white

4.15

#587BC6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#587BC6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587BC6

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587BC6	#FFFFFF	#000000	##000000
##587BC6	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C82C9

Deuteranopia (green-blind)

#4F78C4

Tritanopia (blue-blind)

#138B97

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #587bc6;
/* rgb */ color: rgb(88, 123, 198);
/* oklch */ color: oklch(59.1% 0.122 264.1);

Tailwind

colors: {
  custom: {
    50: '#8fa0d7',
    500: '#587bc6',
    950: '#000000',
  },
}

SCSS

$custom: #587bc6;
$custom-light: #8fa0d7;
$custom-dark: #000000;

JSON

{
  "hex": "#587bc6",
  "rgb": {
    "r": 88,
    "g": 123,
    "b": 198
  },
  "hsl": {
    "h": 220.909,
    "s": 49.107,
    "l": 56.078
  },
  "oklch": {
    "l": 0.59106,
    "c": 0.12206,
    "h": 264.1
  },
  "luminance": 0.20318
}

Semantic roles & 50–950 ramp

primary

#587BC6

secondary

#D4C5A6

accent

#AD4FD9

background

#F9F9FD

surface

#F1F2FA

border

#CBCCD3

text

#0D0E14

muted

#7E7E83

Preview Lab

Preview with #587BC6

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

Preview Lab → · Contrast checker → · Palette generator →