#588BB3#588BB3

#588BB3 is a mid, moderate cyan. Relative luminance 0.238; OKLCH L 61.7% C 0.082 H 243.3°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#588BB3
RGB	rgb(88, 139, 179)
HSL	hsl(206, 37%, 52%)
HSV	hsv(206, 51%, 70%)
CMYK	cmyk(50.8%, 22.3%, 0%, 29.8%)
CIE-LAB	lab(55.88, -5.69, -26.25)
CIE-LCH	lch(55.88, 26.86, 257.77°)
OKLab	oklab(61.7% -0.0368 -0.0732)
OKLCH	oklch(61.7% 0.082 243.3)
XYZ	xyz(21.3909, 23.7930, 46.1044)
Luminance	0.2379 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#588BB3 #B38058

analogous

#58B3AE #588BB3 #585DB3

triadic

#588BB3 #B3588B #8BB358

tetradic

#588BB3 #AE58B3 #B38058 #5DB358

square

#588BB3 #AE58B3 #B38058 #5DB358

split-complementary

#588BB3 #B3585D #B3AE58

monochromatic

#2D4C63 #406C8D #588BB3 #82A8C6 #ACC5D9

Accessibility & contrast

On white

3.65

#588BB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#588BB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #588BB3

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##588BB3	#FFFFFF	#000000	##000000
##588BB3	1.00	3.65	5.76	5.76
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8BB5

Deuteranopia (green-blind)

#6E82B2

Tritanopia (blue-blind)

#299598

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #588bb3;
/* rgb */ color: rgb(88, 139, 179);
/* oklch */ color: oklch(61.7% 0.082 243.3);

Tailwind

colors: {
  custom: {
    50: '#8dacca',
    500: '#588bb3',
    950: '#000000',
  },
}

SCSS

$custom: #588bb3;
$custom-light: #8dacca;
$custom-dark: #000000;

JSON

{
  "hex": "#588bb3",
  "rgb": {
    "r": 88,
    "g": 139,
    "b": 179
  },
  "hsl": {
    "h": 206.374,
    "s": 37.449,
    "l": 52.353
  },
  "oklch": {
    "l": 0.61703,
    "c": 0.08195,
    "h": 243.3
  },
  "luminance": 0.23795
}

Semantic roles & 50–950 ramp

primary

#588BB3

secondary

#C7B1A0

accent

#8D5ACD

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0D1013

muted

#7D7F82

Preview Lab

Preview with #588BB3

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

Preview Lab → · Contrast checker → · Palette generator →