#588CCB#588CCB

#588CCB is a light, moderate cyan. Relative luminance 0.251; OKLCH L 63.1% C 0.111 H 254.1°. Best body text is #000000 at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#588CCB
RGB	rgb(88, 140, 203)
HSL	hsl(213, 53%, 57%)
HSV	hsv(213, 57%, 80%)
CMYK	cmyk(56.7%, 31%, 0%, 20.4%)
CIE-LAB	lab(57.21, 1.24, -37.80)
CIE-LCH	lch(57.21, 37.82, 271.88°)
OKLab	oklab(63.1% -0.0304 -0.1065)
OKLCH	oklch(63.1% 0.111 254.1)
XYZ	xyz(24.1783, 25.1406, 60.0668)
Luminance	0.2514 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588CCB #CB9758

analogous

#58C5CB #588CCB #5E58CB

triadic

#588CCB #CB588C #8CCB58

tetradic

#588CCB #CB58C5 #CB9758 #58CB5E

square

#588CCB #CB58C5 #CB9758 #58CB5E

split-complementary

#588CCB #CB5E58 #C5CB58

monochromatic

#285081 #376DAF #588CCB #87ACDA #B5CCE8

Accessibility & contrast

On white

3.48

#588CCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.03

#588CCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588CCB

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588CCB	#FFFFFF	#000000	##000000
##588CCB	1.00	3.48	6.03	6.03
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.03	21.00	1.00	1.00
##000000	6.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#728FCE

Deuteranopia (green-blind)

#6384CA

Tritanopia (blue-blind)

#009AA2

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #588ccb;
/* rgb */ color: rgb(88, 140, 203);
/* oklch */ color: oklch(63.1% 0.111 254.1);

Tailwind

colors: {
  custom: {
    50: '#8faddb',
    500: '#588ccb',
    950: '#000000',
  },
}

SCSS

$custom: #588ccb;
$custom-light: #8faddb;
$custom-dark: #000000;

JSON

{
  "hex": "#588ccb",
  "rgb": {
    "r": 88,
    "g": 140,
    "b": 203
  },
  "hsl": {
    "h": 212.87,
    "s": 52.511,
    "l": 57.059
  },
  "oklch": {
    "l": 0.63095,
    "c": 0.11077,
    "h": 254.1
  },
  "luminance": 0.25143
}

Semantic roles & 50–950 ramp

primary

#588CCB

secondary

#D7C2A8

accent

#9B4CDC

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #588CCB

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

Preview Lab → · Contrast checker → · Palette generator →