#588CBC#588CBC

#588CBC is a light, moderate cyan. Relative luminance 0.245; OKLCH L 62.4% C 0.092 H 247.6°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#588CBC
RGB	rgb(88, 140, 188)
HSL	hsl(209, 43%, 54%)
HSV	hsv(209, 53%, 74%)
CMYK	cmyk(53.2%, 25.5%, 0%, 26.3%)
CIE-LAB	lab(56.55, -3.50, -30.35)
CIE-LCH	lch(56.55, 30.55, 263.42°)
OKLab	oklab(62.35% -0.035 -0.085)
OKLCH	oklch(62.35% 0.092 247.6)
XYZ	xyz(22.4765, 24.4599, 51.1040)
Luminance	0.2446 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588CBC #BC8858

analogous

#58BCBA #588CBC #585ABC

triadic

#588CBC #BC588C #8CBC58

tetradic

#588CBC #BA58BC #BC8858 #5ABC58

square

#588CBC #BA58BC #BC8858 #5ABC58

split-complementary

#588CBC #BC585A #BCBA58

monochromatic

#2C4E6E #3E6D99 #588CBC #84AACE #AFC8DF

Accessibility & contrast

On white

3.56

#588CBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#588CBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588CBC

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588CBC	#FFFFFF	#000000	##000000
##588CBC	1.00	3.56	5.89	5.89
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#788DBE

Deuteranopia (green-blind)

#6B83BB

Tritanopia (blue-blind)

#1D979C

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #588cbc;
/* rgb */ color: rgb(88, 140, 188);
/* oklch */ color: oklch(62.4% 0.092 247.6);

Tailwind

colors: {
  custom: {
    50: '#8eadd0',
    500: '#588cbc',
    950: '#000000',
  },
}

SCSS

$custom: #588cbc;
$custom-light: #8eadd0;
$custom-dark: #000000;

JSON

{
  "hex": "#588cbc",
  "rgb": {
    "r": 88,
    "g": 140,
    "b": 188
  },
  "hsl": {
    "h": 208.8,
    "s": 42.735,
    "l": 54.118
  },
  "oklch": {
    "l": 0.62352,
    "c": 0.09189,
    "h": 247.6
  },
  "luminance": 0.24462
}

Semantic roles & 50–950 ramp

primary

#588CBC

secondary

#CDB7A3

accent

#9155D3

background

#F9FAFC

surface

#F1F4F9

border

#CBCED2

text

#0D1014

muted

#7E7F82

Preview Lab

Preview with #588CBC

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

Preview Lab → · Contrast checker → · Palette generator →