#587EDB#587EDB

#587EDB is a mid, vivid blue. Relative luminance 0.221; OKLCH L 61.0% C 0.148 H 265.5°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#587EDB
RGB	rgb(88, 126, 219)
HSL	hsl(223, 65%, 60%)
HSV	hsv(223, 60%, 86%)
CMYK	cmyk(59.8%, 42.5%, 0%, 14.1%)
CIE-LAB	lab(54.14, 14.86, -51.67)
CIE-LCH	lch(54.14, 53.77, 286.04°)
OKLab	oklab(60.98% -0.0115 -0.1472)
OKLCH	oklch(60.98% 0.148 265.5)
XYZ	xyz(24.2672, 22.1088, 69.9927)
Luminance	0.2211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587EDB #DBB558

analogous

#58C0DB #587EDB #7358DB

triadic

#587EDB #DB587E #7EDB58

tetradic

#587EDB #DB58C0 #DBB558 #58DB73

square

#587EDB #DB58C0 #DBB558 #58DB73

split-complementary

#587EDB #DB7358 #C0DB58

monochromatic

#214398 #2C5ACA #587EDB #8AA5E6 #BDCCF1

Accessibility & contrast

On white

3.87

#587EDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#587EDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587EDB

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587EDB	#FFFFFF	#000000	##000000
##587EDB	1.00	3.87	5.42	5.42
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.42	21.00	1.00	1.00
##000000	5.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5488DF

Deuteranopia (green-blind)

#427CD9

Tritanopia (blue-blind)

#0093A2

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #587edb;
/* rgb */ color: rgb(88, 126, 219);
/* oklch */ color: oklch(61.0% 0.148 265.5);

Tailwind

colors: {
  custom: {
    50: '#92a2e7',
    500: '#587edb',
    950: '#000000',
  },
}

SCSS

$custom: #587edb;
$custom-light: #92a2e7;
$custom-dark: #000000;

JSON

{
  "hex": "#587edb",
  "rgb": {
    "r": 88,
    "g": 126,
    "b": 219
  },
  "hsl": {
    "h": 222.595,
    "s": 64.532,
    "l": 60.196
  },
  "oklch": {
    "l": 0.60977,
    "c": 0.14761,
    "h": 265.5
  },
  "luminance": 0.22111
}

Semantic roles & 50–950 ramp

primary

#587EDB

secondary

#E1D2AE

accent

#9819CC

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0F16

muted

#7E7E84

Preview Lab

Preview with #587EDB

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

Preview Lab → · Contrast checker → · Palette generator →