#587CCD#587CCD

#587CCD is a mid, vivid blue. Relative luminance 0.209; OKLCH L 59.7% C 0.131 H 264.7°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#587CCD
RGB	rgb(88, 124, 205)
HSL	hsl(222, 54%, 57%)
HSV	hsv(222, 57%, 80%)
CMYK	cmyk(57.1%, 39.5%, 0%, 19.6%)
CIE-LAB	lab(52.84, 11.44, -45.84)
CIE-LCH	lch(52.84, 47.24, 284.01°)
OKLab	oklab(59.72% -0.0121 -0.1301)
OKLCH	oklch(59.72% 0.131 264.7)
XYZ	xyz(22.2479, 20.8960, 60.6067)
Luminance	0.2090 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587CCD #CDA958

analogous

#58B7CD #587CCD #6E58CD

triadic

#587CCD #CD587C #7CCD58

tetradic

#587CCD #CD58B7 #CDA958 #58CD6E

square

#587CCD #CD58B7 #CDA958 #58CD6E

split-complementary

#587CCD #CD6E58 #B7CD58

monochromatic

#274483 #355CB2 #587CCD #87A1DB #B6C6E9

Accessibility & contrast

On white

4.05

#587CCD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#587CCD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587CCD

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587CCD	#FFFFFF	#000000	##000000
##587CCD	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A84D0

Deuteranopia (green-blind)

#4B79CB

Tritanopia (blue-blind)

#008E9A

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #587ccd;
/* rgb */ color: rgb(88, 124, 205);
/* oklch */ color: oklch(59.7% 0.131 264.7);

Tailwind

colors: {
  custom: {
    50: '#90a1dc',
    500: '#587ccd',
    950: '#000000',
  },
}

SCSS

$custom: #587ccd;
$custom-light: #90a1dc;
$custom-dark: #000000;

JSON

{
  "hex": "#587ccd",
  "rgb": {
    "r": 88,
    "g": 124,
    "b": 205
  },
  "hsl": {
    "h": 221.538,
    "s": 53.917,
    "l": 57.451
  },
  "oklch": {
    "l": 0.59723,
    "c": 0.13065,
    "h": 264.7
  },
  "luminance": 0.20898
}

Semantic roles & 50–950 ramp

primary

#587CCD

secondary

#D8C9A9

accent

#B04BDD

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #587CCD

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

Preview Lab → · Contrast checker → · Palette generator →