#588FBB#588FBB

#588FBB is a light, moderate cyan. Relative luminance 0.253; OKLCH L 63.0% C 0.089 H 244.0°. Best body text is #000000 at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#588FBB
RGB	rgb(88, 143, 187)
HSL	hsl(207, 42%, 54%)
HSV	hsv(207, 53%, 73%)
CMYK	cmyk(52.9%, 23.5%, 0%, 26.7%)
CIE-LAB	lab(57.37, -5.53, -28.50)
CIE-LCH	lch(57.37, 29.03, 259.03°)
OKLab	oklab(62.99% -0.0388 -0.0796)
OKLCH	oklch(62.99% 0.089 244)
XYZ	xyz(22.8134, 25.3056, 50.6864)
Luminance	0.2531 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588FBB #BB8458

analogous

#58BBB6 #588FBB #585EBB

triadic

#588FBB #BB588F #8FBB58

tetradic

#588FBB #B658BB #BB8458 #5EBB58

square

#588FBB #B658BB #BB8458 #5EBB58

split-complementary

#588FBB #BB585E #BBB658

monochromatic

#2C506C #3E7098 #588FBB #83ACCD #AFC9DE

Accessibility & contrast

On white

3.46

#588FBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.06

#588FBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588FBB

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588FBB	#FFFFFF	#000000	##000000
##588FBB	1.00	3.46	6.06	6.06
#FFFFFF	3.46	1.00	21.00	21.00
#000000	6.06	21.00	1.00	1.00
##000000	6.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8FBD

Deuteranopia (green-blind)

#6F85BA

Tritanopia (blue-blind)

#1D9A9E

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #588fbb;
/* rgb */ color: rgb(88, 143, 187);
/* oklch */ color: oklch(63.0% 0.089 244.0);

Tailwind

colors: {
  custom: {
    50: '#8eafcf',
    500: '#588fbb',
    950: '#000000',
  },
}

SCSS

$custom: #588fbb;
$custom-light: #8eafcf;
$custom-dark: #000000;

JSON

{
  "hex": "#588fbb",
  "rgb": {
    "r": 88,
    "g": 143,
    "b": 187
  },
  "hsl": {
    "h": 206.667,
    "s": 42.128,
    "l": 53.922
  },
  "oklch": {
    "l": 0.6299,
    "c": 0.08861,
    "h": 244
  },
  "luminance": 0.25307
}

Semantic roles & 50–950 ramp

primary

#588FBB

secondary

#CDB5A2

accent

#8D56D2

background

#F9FAFC

surface

#F1F4F9

border

#CBCED2

text

#0D1014

muted

#7E7F82

Preview Lab

Preview with #588FBB

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

Preview Lab → · Contrast checker → · Palette generator →