#587CDB#587CDB

#587CDB is a mid, vivid blue. Relative luminance 0.216; OKLCH L 60.6% C 0.150 H 266.4°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#587CDB
RGB	rgb(88, 124, 219)
HSL	hsl(224, 65%, 60%)
HSV	hsv(224, 60%, 86%)
CMYK	cmyk(59.8%, 43.4%, 0%, 14.1%)
CIE-LAB	lab(53.60, 16.08, -52.53)
CIE-LCH	lch(53.60, 54.94, 287.02°)
OKLab	oklab(60.56% -0.0095 -0.1497)
OKLCH	oklch(60.56% 0.15 266.4)
XYZ	xyz(24.0140, 21.6025, 69.9083)
Luminance	0.2160 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587CDB #DBB758

analogous

#58BEDB #587CDB #7558DB

triadic

#587CDB #DB587C #7CDB58

tetradic

#587CDB #DB58BE #DBB758 #58DB75

square

#587CDB #DB58BE #DBB758 #58DB75

split-complementary

#587CDB #DB7558 #BEDB58

monochromatic

#214198 #2C57CA #587CDB #8AA3E6 #BDCBF1

Accessibility & contrast

On white

3.95

#587CDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#587CDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587CDB

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587CDB	#FFFFFF	#000000	##000000
##587CDB	1.00	3.95	5.32	5.32
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.32	21.00	1.00	1.00
##000000	5.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5186DF

Deuteranopia (green-blind)

#3E7BD9

Tritanopia (blue-blind)

#0091A1

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #587cdb;
/* rgb */ color: rgb(88, 124, 219);
/* oklch */ color: oklch(60.6% 0.150 266.4);

Tailwind

colors: {
  custom: {
    50: '#92a1e7',
    500: '#587cdb',
    950: '#000000',
  },
}

SCSS

$custom: #587cdb;
$custom-light: #92a1e7;
$custom-dark: #000000;

JSON

{
  "hex": "#587cdb",
  "rgb": {
    "r": 88,
    "g": 124,
    "b": 219
  },
  "hsl": {
    "h": 223.511,
    "s": 64.532,
    "l": 60.196
  },
  "oklch": {
    "l": 0.60563,
    "c": 0.15001,
    "h": 266.4
  },
  "luminance": 0.21604
}

Semantic roles & 50–950 ramp

primary

#587CDB

secondary

#E1D3AE

accent

#9B19CC

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #587CDB

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

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