#588CA3#588CA3

#588CA3 is a mid, moderate cyan. Relative luminance 0.235; OKLCH L 61.2% C 0.066 H 227.9°. Best body text is #000000 at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#588CA3
RGB	rgb(88, 140, 163)
HSL	hsl(198, 30%, 49%)
HSV	hsv(198, 46%, 64%)
CMYK	cmyk(46%, 14.1%, 0%, 36.1%)
CIE-LAB	lab(55.56, -10.99, -17.58)
CIE-LCH	lch(55.56, 20.73, 238.01°)
OKLab	oklab(61.24% -0.0439 -0.0486)
OKLCH	oklch(61.24% 0.066 227.9)
XYZ	xyz(20.0111, 23.4738, 38.1196)
Luminance	0.2347 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588CA3 #A36F58

analogous

#58A395 #588CA3 #5867A3

triadic

#588CA3 #A3588C #8CA358

tetradic

#588CA3 #9558A3 #A36F58 #67A358

square

#588CA3 #9558A3 #A36F58 #67A358

split-complementary

#588CA3 #A35867 #A39558

monochromatic

#2D4854 #436A7B #588CA3 #7FA8BA #A6C3CF

Accessibility & contrast

On white

3.69

#588CA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.69

#588CA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588CA3

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588CA3	#FFFFFF	#000000	##000000
##588CA3	1.00	3.69	5.69	5.69
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.69	21.00	1.00	1.00
##000000	5.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808AA4

Deuteranopia (green-blind)

#7581A3

Tritanopia (blue-blind)

#369393

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #588ca3;
/* rgb */ color: rgb(88, 140, 163);
/* oklch */ color: oklch(61.2% 0.066 227.9);

Tailwind

colors: {
  custom: {
    50: '#8badbe',
    500: '#588ca3',
    950: '#000000',
  },
}

SCSS

$custom: #588ca3;
$custom-light: #8badbe;
$custom-dark: #000000;

JSON

{
  "hex": "#588ca3",
  "rgb": {
    "r": 88,
    "g": 140,
    "b": 163
  },
  "hsl": {
    "h": 198.4,
    "s": 29.88,
    "l": 49.216
  },
  "oklch": {
    "l": 0.61243,
    "c": 0.06551,
    "h": 227.9
  },
  "luminance": 0.23475
}

Semantic roles & 50–950 ramp

primary

#588CA3

secondary

#BDA59A

accent

#8062C6

background

#F8FAFB

surface

#F0F4F6

border

#CBCED0

text

#0C1012

muted

#7D7F81

Preview Lab

Preview with #588CA3

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

Preview Lab → · Contrast checker → · Palette generator →