#587C99#587C99

#587C99 is a mid, moderate cyan. Relative luminance 0.188; OKLCH L 57.1% C 0.061 H 243.4°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#587C99
RGB	rgb(88, 124, 153)
HSL	hsl(207, 27%, 47%)
HSV	hsv(207, 42%, 60%)
CMYK	cmyk(42.5%, 19%, 0%, 40%)
CIE-LAB	lab(50.44, -4.77, -19.61)
CIE-LCH	lch(50.44, 20.18, 256.32°)
OKLab	oklab(57.07% -0.0272 -0.0543)
OKLCH	oklch(57.07% 0.061 243.4)
XYZ	xyz(16.9800, 18.7889, 32.8627)
Luminance	0.1879 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587C99 #997558

analogous

#589996 #587C99 #585C99

triadic

#587C99 #99587C #7C9958

tetradic

#587C99 #965899 #997558 #5C9958

square

#587C99 #965899 #997558 #5C9958

split-complementary

#587C99 #99585C #999658

monochromatic

#2B3D4B #425D72 #587C99 #7B9AB3 #A2B8C9

Accessibility & contrast

On white

4.41

#587C99 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#587C99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #587C99

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587C99	#FFFFFF	#000000	##000000
##587C99	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#707C9A

Deuteranopia (green-blind)

#677598

Tritanopia (blue-blind)

#3F8386

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #587c99;
/* rgb */ color: rgb(88, 124, 153);
/* oklch */ color: oklch(57.1% 0.061 243.4);

Tailwind

colors: {
  custom: {
    50: '#8aa1b7',
    500: '#587c99',
    950: '#000000',
  },
}

SCSS

$custom: #587c99;
$custom-light: #8aa1b7;
$custom-dark: #000000;

JSON

{
  "hex": "#587c99",
  "rgb": {
    "r": 88,
    "g": 124,
    "b": 153
  },
  "hsl": {
    "h": 206.769,
    "s": 26.971,
    "l": 47.255
  },
  "oklch": {
    "l": 0.57065,
    "c": 0.0607,
    "h": 243.4
  },
  "luminance": 0.1879
}

Semantic roles & 50–950 ramp

primary

#587C99

secondary

#B7A596

accent

#8F64C3

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0F11

muted

#7D7E80

Preview Lab

Preview with #587C99

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

Preview Lab → · Contrast checker → · Palette generator →