#588CB5#588CB5

#588CB5 is a light, moderate cyan. Relative luminance 0.242; OKLCH L 62.0% C 0.084 H 243.5°. Best body text is #000000 at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#588CB5
RGB	rgb(88, 140, 181)
HSL	hsl(206, 39%, 53%)
HSV	hsv(206, 51%, 71%)
CMYK	cmyk(51.4%, 22.7%, 0%, 29%)
CIE-LAB	lab(56.25, -5.65, -26.82)
CIE-LCH	lch(56.25, 27.41, 258.09°)
OKLab	oklab(62.03% -0.0373 -0.0748)
OKLCH	oklch(62.03% 0.084 243.5)
XYZ	xyz(21.7401, 24.1654, 47.2259)
Luminance	0.2417 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588CB5 #B58158

analogous

#58B5B0 #588CB5 #585DB5

triadic

#588CB5 #B5588C #8CB558

tetradic

#588CB5 #B058B5 #B58158 #5DB558

square

#588CB5 #B058B5 #B58158 #5DB558

split-complementary

#588CB5 #B5585D #B5B058

monochromatic

#2D4D66 #406D90 #588CB5 #82A9C8 #ADC6DB

Accessibility & contrast

On white

3.60

#588CB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.83

#588CB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588CB5

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588CB5	#FFFFFF	#000000	##000000
##588CB5	1.00	3.60	5.83	5.83
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.83	21.00	1.00	1.00
##000000	5.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8CB7

Deuteranopia (green-blind)

#6E83B4

Tritanopia (blue-blind)

#26969A

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #588cb5;
/* rgb */ color: rgb(88, 140, 181);
/* oklch */ color: oklch(62.0% 0.084 243.5);

Tailwind

colors: {
  custom: {
    50: '#8dadcb',
    500: '#588cb5',
    950: '#000000',
  },
}

SCSS

$custom: #588cb5;
$custom-light: #8dadcb;
$custom-dark: #000000;

JSON

{
  "hex": "#588cb5",
  "rgb": {
    "r": 88,
    "g": 140,
    "b": 181
  },
  "hsl": {
    "h": 206.452,
    "s": 38.589,
    "l": 52.745
  },
  "oklch": {
    "l": 0.62025,
    "c": 0.08362,
    "h": 243.5
  },
  "luminance": 0.24167
}

Semantic roles & 50–950 ramp

primary

#588CB5

secondary

#C9B2A0

accent

#8D59CF

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0D1013

muted

#7D7F82

Preview Lab

Preview with #588CB5

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

Preview Lab → · Contrast checker → · Palette generator →