#587BD8#587BD8

#587BD8 is a mid, vivid blue. Relative luminance 0.212; OKLCH L 60.2% C 0.147 H 266.5°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#587BD8
RGB	rgb(88, 123, 216)
HSL	hsl(224, 62%, 60%)
HSV	hsv(224, 59%, 85%)
CMYK	cmyk(59.3%, 43.1%, 0%, 15.3%)
CIE-LAB	lab(53.16, 15.69, -51.54)
CIE-LCH	lch(53.16, 53.88, 286.93°)
OKLab	oklab(60.17% -0.0089 -0.1468)
OKLCH	oklch(60.17% 0.147 266.5)
XYZ	xyz(23.4979, 21.1965, 67.8055)
Luminance	0.2120 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587BD8 #D8B558

analogous

#58BBD8 #587BD8 #7558D8

triadic

#587BD8 #D8587B #7BD858

tetradic

#587BD8 #D858BB #D8B558 #58D875

square

#587BD8 #D858BB #D8B558 #58D875

split-complementary

#587BD8 #D87558 #BBD858

monochromatic

#224193 #2E57C5 #587BD8 #8AA2E4 #BBC9EF

Accessibility & contrast

On white

4.01

#587BD8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#587BD8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587BD8

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587BD8	#FFFFFF	#000000	##000000
##587BD8	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5185DC

Deuteranopia (green-blind)

#3F7AD6

Tritanopia (blue-blind)

#00909F

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #587bd8;
/* rgb */ color: rgb(88, 123, 216);
/* oklch */ color: oklch(60.2% 0.147 266.5);

Tailwind

colors: {
  custom: {
    50: '#91a0e4',
    500: '#587bd8',
    950: '#000000',
  },
}

SCSS

$custom: #587bd8;
$custom-light: #91a0e4;
$custom-dark: #000000;

JSON

{
  "hex": "#587bd8",
  "rgb": {
    "r": 88,
    "g": 123,
    "b": 216
  },
  "hsl": {
    "h": 223.594,
    "s": 62.136,
    "l": 59.608
  },
  "oklch": {
    "l": 0.60171,
    "c": 0.14708,
    "h": 266.5
  },
  "luminance": 0.21198
}

Semantic roles & 50–950 ramp

primary

#587BD8

secondary

#DFD1AD

accent

#B943E5

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #587BD8

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

Preview Lab → · Contrast checker → · Palette generator →