#587991#587991

#587991 is a mid, muted cyan. Relative luminance 0.178; OKLCH L 56.0% C 0.053 H 240.5°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#587991
RGB	rgb(88, 121, 145)
HSL	hsl(205, 24%, 46%)
HSV	hsv(205, 39%, 57%)
CMYK	cmyk(39.3%, 16.6%, 0%, 43.1%)
CIE-LAB	lab(49.24, -5.31, -16.74)
CIE-LCH	lch(49.24, 17.57, 252.39°)
OKLab	oklab(56.02% -0.0262 -0.0462)
OKLCH	oklch(56.02% 0.053 240.5)
XYZ	xyz(15.9710, 17.7929, 29.3754)
Luminance	0.1779 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#587991 #917058

analogous

#58918C #587991 #585C91

triadic

#587991 #915879 #799158

tetradic

#587991 #8C5891 #917058 #5C9158

square

#587991 #8C5891 #917058 #5C9158

split-complementary

#587991 #91585C #918C58

monochromatic

#2A3945 #41596B #587991 #7997AD #9FB5C5

Accessibility & contrast

On white

4.61

#587991 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#587991 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #587991

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##587991	#FFFFFF	#000000	##FFFFFF
##587991	1.00	4.61	4.56	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7992

Deuteranopia (green-blind)

#677291

Tritanopia (blue-blind)

#447F81

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #587991;
/* rgb */ color: rgb(88, 121, 145);
/* oklch */ color: oklch(56.0% 0.053 240.5);

Tailwind

colors: {
  custom: {
    50: '#899fb1',
    500: '#587991',
    950: '#000000',
  },
}

SCSS

$custom: #587991;
$custom-light: #899fb1;
$custom-dark: #000000;

JSON

{
  "hex": "#587991",
  "rgb": {
    "r": 88,
    "g": 121,
    "b": 145
  },
  "hsl": {
    "h": 205.263,
    "s": 24.464,
    "l": 45.686
  },
  "oklch": {
    "l": 0.5602,
    "c": 0.05308,
    "h": 240.5
  },
  "luminance": 0.17794
}

Semantic roles & 50–950 ramp

primary

#587991

secondary

#B2A093

accent

#8D67C1

background

#F8F9FA

surface

#F0F2F5

border

#CBCCCF

text

#0C0E10

muted

#7D7E7F

Preview Lab

Preview with #587991

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

Preview Lab → · Contrast checker → · Palette generator →