#588C99#588C99

#588C99 is a mid, muted cyan. Relative luminance 0.231; OKLCH L 60.8% C 0.059 H 215.4°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#588C99
RGB	rgb(88, 140, 153)
HSL	hsl(192, 27%, 47%)
HSV	hsv(192, 42%, 60%)
CMYK	cmyk(42.5%, 8.5%, 0%, 40%)
CIE-LAB	lab(55.21, -13.80, -12.37)
CIE-LCH	lch(55.21, 18.53, 221.87°)
OKLab	oklab(60.85% -0.0479 -0.034)
OKLCH	oklch(60.85% 0.059 215.4)
XYZ	xyz(19.1503, 23.1294, 33.5861)
Luminance	0.2313 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588C99 #996558

analogous

#589986 #588C99 #586C99

triadic

#588C99 #99588C #8C9958

tetradic

#588C99 #865899 #996558 #6C9958

square

#588C99 #865899 #996558 #6C9958

split-complementary

#588C99 #99586C #998658

monochromatic

#2B454B #426872 #588C99 #7BA8B3 #A2C2C9

Accessibility & contrast

On white

3.73

#588C99 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#588C99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588C99

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588C99	#FFFFFF	#000000	##000000
##588C99	1.00	3.73	5.63	5.63
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.63	21.00	1.00	1.00
##000000	5.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#83899A

Deuteranopia (green-blind)

#788199

Tritanopia (blue-blind)

#3C9190

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #588c99;
/* rgb */ color: rgb(88, 140, 153);
/* oklch */ color: oklch(60.8% 0.059 215.4);

Tailwind

colors: {
  custom: {
    50: '#8badb7',
    500: '#588c99',
    950: '#000000',
  },
}

SCSS

$custom: #588c99;
$custom-light: #8badb7;
$custom-dark: #000000;

JSON

{
  "hex": "#588c99",
  "rgb": {
    "r": 88,
    "g": 140,
    "b": 153
  },
  "hsl": {
    "h": 192,
    "s": 26.971,
    "l": 47.255
  },
  "oklch": {
    "l": 0.60847,
    "c": 0.05878,
    "h": 215.4
  },
  "luminance": 0.23131
}

Semantic roles & 50–950 ramp

primary

#588C99

secondary

#B79C96

accent

#7764C3

background

#F8FAFB

surface

#F0F4F6

border

#CBCED0

text

#0C1011

muted

#7D7F80

Preview Lab

Preview with #588C99

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

Preview Lab → · Contrast checker → · Palette generator →