#587D8D#587D8D

#587D8D is a mid, muted cyan. Relative luminance 0.187; OKLCH L 56.8% C 0.048 H 226.7°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#587D8D
RGB	rgb(88, 125, 141)
HSL	hsl(198, 23%, 45%)
HSV	hsv(198, 38%, 55%)
CMYK	cmyk(37.6%, 11.3%, 0%, 44.7%)
CIE-LAB	lab(50.29, -8.72, -12.80)
CIE-LCH	lch(50.29, 15.49, 235.73°)
OKLab	oklab(56.8% -0.0332 -0.0352)
OKLCH	oklch(56.8% 0.048 226.7)
XYZ	xyz(16.1642, 18.6641, 27.9449)
Luminance	0.1867 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587D8D #8D6858

analogous

#588D82 #587D8D #58638D

triadic

#587D8D #8D587D #7D8D58

tetradic

#587D8D #82588D #8D6858 #638D58

square

#587D8D #82588D #8D6858 #638D58

split-complementary

#587D8D #8D5863 #8D8258

monochromatic

#293A42 #405C67 #587D8D #789BAB #9DB7C2

Accessibility & contrast

On white

4.44

#587D8D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#587D8D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587D8D

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587D8D	#FFFFFF	#000000	##000000
##587D8D	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#747B8E

Deuteranopia (green-blind)

#6D758D

Tritanopia (blue-blind)

#458282

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #587d8d;
/* rgb */ color: rgb(88, 125, 141);
/* oklch */ color: oklch(56.8% 0.048 226.7);

Tailwind

colors: {
  custom: {
    50: '#89a2ae',
    500: '#587d8d',
    950: '#000000',
  },
}

SCSS

$custom: #587d8d;
$custom-light: #89a2ae;
$custom-dark: #000000;

JSON

{
  "hex": "#587d8d",
  "rgb": {
    "r": 88,
    "g": 125,
    "b": 141
  },
  "hsl": {
    "h": 198.113,
    "s": 23.144,
    "l": 44.902
  },
  "oklch": {
    "l": 0.56801,
    "c": 0.04833,
    "h": 226.7
  },
  "luminance": 0.18665
}

Semantic roles & 50–950 ramp

primary

#587D8D

secondary

#B09A91

accent

#8368C0

background

#F8FAFA

surface

#F0F3F4

border

#CBCDCE

text

#0C0F10

muted

#7D7F7F

Preview Lab

Preview with #587D8D

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

Preview Lab → · Contrast checker → · Palette generator →