#587ACD#587ACD

#587ACD is a mid, vivid blue. Relative luminance 0.204; OKLCH L 59.3% C 0.133 H 265.7°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#587ACD
RGB	rgb(88, 122, 205)
HSL	hsl(223, 54%, 57%)
HSV	hsv(223, 57%, 80%)
CMYK	cmyk(57.1%, 40.5%, 0%, 19.6%)
CIE-LAB	lab(52.29, 12.66, -46.71)
CIE-LCH	lch(52.29, 48.39, 285.16°)
OKLab	oklab(59.3% -0.0099 -0.1326)
OKLCH	oklch(59.3% 0.133 265.7)
XYZ	xyz(21.9998, 20.3998, 60.5240)
Luminance	0.2040 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587ACD #CDAB58

analogous

#58B5CD #587ACD #7058CD

triadic

#587ACD #CD587A #7ACD58

tetradic

#587ACD #CD58B5 #CDAB58 #58CD70

square

#587ACD #CD58B5 #CDAB58 #58CD70

split-complementary

#587ACD #CD7058 #B5CD58

monochromatic

#274283 #355AB2 #587ACD #87A0DB #B6C5E9

Accessibility & contrast

On white

4.13

#587ACD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#587ACD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587ACD

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587ACD	#FFFFFF	#000000	##000000
##587ACD	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5782D0

Deuteranopia (green-blind)

#4878CB

Tritanopia (blue-blind)

#008C99

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #587acd;
/* rgb */ color: rgb(88, 122, 205);
/* oklch */ color: oklch(59.3% 0.133 265.7);

Tailwind

colors: {
  custom: {
    50: '#90a0dd',
    500: '#587acd',
    950: '#000000',
  },
}

SCSS

$custom: #587acd;
$custom-light: #90a0dd;
$custom-dark: #000000;

JSON

{
  "hex": "#587acd",
  "rgb": {
    "r": 88,
    "g": 122,
    "b": 205
  },
  "hsl": {
    "h": 222.564,
    "s": 53.917,
    "l": 57.451
  },
  "oklch": {
    "l": 0.59299,
    "c": 0.13302,
    "h": 265.7
  },
  "luminance": 0.20402
}

Semantic roles & 50–950 ramp

primary

#587ACD

secondary

#D8CAA9

accent

#B34BDD

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #587ACD

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

Preview Lab → · Contrast checker → · Palette generator →