#588D99#588D99

#588D99 is a mid, muted cyan. Relative luminance 0.234; OKLCH L 61.1% C 0.059 H 213.7°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#588D99
RGB	rgb(88, 141, 153)
HSL	hsl(191, 27%, 47%)
HSV	hsv(191, 42%, 60%)
CMYK	cmyk(42.5%, 7.8%, 0%, 40%)
CIE-LAB	lab(55.51, -14.34, -11.91)
CIE-LCH	lch(55.51, 18.65, 219.71°)
OKLab	oklab(61.09% -0.0492 -0.0328)
OKLCH	oklch(61.09% 0.059 213.7)
XYZ	xyz(19.2971, 23.4230, 33.6351)
Luminance	0.2342 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588D99 #996458

analogous

#589985 #588D99 #586D99

triadic

#588D99 #99588D #8D9958

tetradic

#588D99 #855899 #996458 #6D9958

square

#588D99 #855899 #996458 #6D9958

split-complementary

#588D99 #99586D #998558

monochromatic

#2B454B #426972 #588D99 #7BA9B3 #A2C2C9

Accessibility & contrast

On white

3.69

#588D99 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.68

#588D99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588D99

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588D99	#FFFFFF	#000000	##000000
##588D99	1.00	3.69	5.68	5.68
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.68	21.00	1.00	1.00
##000000	5.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#848A9A

Deuteranopia (green-blind)

#798299

Tritanopia (blue-blind)

#3C9291

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #588d99;
/* rgb */ color: rgb(88, 141, 153);
/* oklch */ color: oklch(61.1% 0.059 213.7);

Tailwind

colors: {
  custom: {
    50: '#8baeb7',
    500: '#588d99',
    950: '#000000',
  },
}

SCSS

$custom: #588d99;
$custom-light: #8baeb7;
$custom-dark: #000000;

JSON

{
  "hex": "#588d99",
  "rgb": {
    "r": 88,
    "g": 141,
    "b": 153
  },
  "hsl": {
    "h": 191.077,
    "s": 26.971,
    "l": 47.255
  },
  "oklch": {
    "l": 0.61086,
    "c": 0.05912,
    "h": 213.7
  },
  "luminance": 0.23424
}

Semantic roles & 50–950 ramp

primary

#588D99

secondary

#B79C96

accent

#7664C3

background

#F8FAFB

surface

#F0F4F6

border

#CBCED0

text

#0C1011

muted

#7D7F80

Preview Lab

Preview with #588D99

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

Preview Lab → · Contrast checker → · Palette generator →