#588DCB#588DCB

#588DCB is a light, moderate cyan. Relative luminance 0.254; OKLCH L 63.3% C 0.110 H 253.3°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#588DCB
RGB	rgb(88, 141, 203)
HSL	hsl(212, 53%, 57%)
HSV	hsv(212, 57%, 80%)
CMYK	cmyk(56.7%, 30.5%, 0%, 20.4%)
CIE-LAB	lab(57.50, 0.66, -37.36)
CIE-LCH	lch(57.50, 37.36, 271.01°)
OKLab	oklab(63.32% -0.0316 -0.1052)
OKLCH	oklch(63.32% 0.11 253.3)
XYZ	xyz(24.3251, 25.4342, 60.1158)
Luminance	0.2544 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588DCB #CB9658

analogous

#58C6CB #588DCB #5D58CB

triadic

#588DCB #CB588D #8DCB58

tetradic

#588DCB #CB58C6 #CB9658 #58CB5D

square

#588DCB #CB58C6 #CB9658 #58CB5D

split-complementary

#588DCB #CB5D58 #C6CB58

monochromatic

#285181 #376EAF #588DCB #87ADDA #B5CDE8

Accessibility & contrast

On white

3.45

#588DCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#588DCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588DCB

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588DCB	#FFFFFF	#000000	##000000
##588DCB	1.00	3.45	6.09	6.09
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.09	21.00	1.00	1.00
##000000	6.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7390CE

Deuteranopia (green-blind)

#6585CA

Tritanopia (blue-blind)

#009BA3

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #588dcb;
/* rgb */ color: rgb(88, 141, 203);
/* oklch */ color: oklch(63.3% 0.110 253.3);

Tailwind

colors: {
  custom: {
    50: '#8faedb',
    500: '#588dcb',
    950: '#000000',
  },
}

SCSS

$custom: #588dcb;
$custom-light: #8faedb;
$custom-dark: #000000;

JSON

{
  "hex": "#588dcb",
  "rgb": {
    "r": 88,
    "g": 141,
    "b": 203
  },
  "hsl": {
    "h": 212.348,
    "s": 52.511,
    "l": 57.059
  },
  "oklch": {
    "l": 0.63317,
    "c": 0.10984,
    "h": 253.3
  },
  "luminance": 0.25436
}

Semantic roles & 50–950 ramp

primary

#588DCB

secondary

#D7C1A8

accent

#9A4CDC

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #588DCB

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

Preview Lab → · Contrast checker → · Palette generator →