#559AB0#559AB0

#559AB0 is a light, moderate cyan. Relative luminance 0.282; OKLCH L 64.9% C 0.077 H 220.8°. Best body text is #000000 at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#559AB0
RGB	rgb(85, 154, 176)
HSL	hsl(195, 37%, 51%)
HSV	hsv(195, 52%, 69%)
CMYK	cmyk(51.7%, 12.5%, 0%, 31%)
CIE-LAB	lab(60.05, -15.60, -18.17)
CIE-LCH	lch(60.05, 23.95, 229.36°)
OKLab	oklab(64.94% -0.0582 -0.0503)
OKLCH	oklch(64.94% 0.077 220.8)
XYZ	xyz(23.1354, 28.1751, 45.2850)
Luminance	0.2818 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559AB0 #B06B55

analogous

#55B098 #559AB0 #556CB0

triadic

#559AB0 #B0559A #9AB055

tetradic

#559AB0 #9855B0 #B06B55 #6CB055

square

#559AB0 #9855B0 #B06B55 #6CB055

split-complementary

#559AB0 #B0556C #B09855

monochromatic

#2C525F #3F7788 #559AB0 #7FB3C3 #A9CCD7

Accessibility & contrast

On white

3.16

#559AB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.64

#559AB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #559AB0

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559AB0	#FFFFFF	#000000	##000000
##559AB0	1.00	3.16	6.64	6.64
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.64	21.00	1.00	1.00
##000000	6.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D97B1

Deuteranopia (green-blind)

#7F8CB0

Tritanopia (blue-blind)

#1CA1A1

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #559ab0;
/* rgb */ color: rgb(85, 154, 176);
/* oklch */ color: oklch(64.9% 0.077 220.8);

Tailwind

colors: {
  custom: {
    50: '#8bb7c7',
    500: '#559ab0',
    950: '#000000',
  },
}

SCSS

$custom: #559ab0;
$custom-light: #8bb7c7;
$custom-dark: #000000;

JSON

{
  "hex": "#559ab0",
  "rgb": {
    "r": 85,
    "g": 154,
    "b": 176
  },
  "hsl": {
    "h": 194.505,
    "s": 36.546,
    "l": 51.176
  },
  "oklch": {
    "l": 0.64937,
    "c": 0.07696,
    "h": 220.8
  },
  "luminance": 0.28177
}

Semantic roles & 50–950 ramp

primary

#559AB0

secondary

#C5A69C

accent

#775BCD

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #559AB0

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

Preview Lab → · Contrast checker → · Palette generator →