#559AAA#559AAA

#559AAA is a light, moderate cyan. Relative luminance 0.279; OKLCH L 64.7% C 0.074 H 214.5°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#559AAA
RGB	rgb(85, 154, 170)
HSL	hsl(191, 33%, 50%)
HSV	hsv(191, 50%, 67%)
CMYK	cmyk(50%, 9.4%, 0%, 33.3%)
CIE-LAB	lab(59.84, -17.33, -15.10)
CIE-LCH	lch(59.84, 22.98, 221.06°)
OKLab	oklab(64.7% -0.0606 -0.0417)
OKLCH	oklch(64.7% 0.074 214.5)
XYZ	xyz(22.5548, 27.9429, 42.2274)
Luminance	0.2794 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559AAA #AA6555

analogous

#55AA8F #559AAA #5570AA

triadic

#559AAA #AA559A #9AAA55

tetradic

#559AAA #8F55AA #AA6555 #70AA55

square

#559AAA #8F55AA #AA6555 #70AA55

split-complementary

#559AAA #AA5570 #AA8F55

monochromatic

#2C5058 #417581 #559AAA #7EB2BE #A7CAD3

Accessibility & contrast

On white

3.19

#559AAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#559AAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #559AAA

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559AAA	#FFFFFF	#000000	##000000
##559AAA	1.00	3.19	6.59	6.59
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.59	21.00	1.00	1.00
##000000	6.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E96AB

Deuteranopia (green-blind)

#818CAA

Tritanopia (blue-blind)

#24A09F

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #559aaa;
/* rgb */ color: rgb(85, 154, 170);
/* oklch */ color: oklch(64.7% 0.074 214.5);

Tailwind

colors: {
  custom: {
    50: '#8bb8c3',
    500: '#559aaa',
    950: '#000000',
  },
}

SCSS

$custom: #559aaa;
$custom-light: #8bb8c3;
$custom-dark: #000000;

JSON

{
  "hex": "#559aaa",
  "rgb": {
    "r": 85,
    "g": 154,
    "b": 170
  },
  "hsl": {
    "h": 191.294,
    "s": 33.333,
    "l": 50
  },
  "oklch": {
    "l": 0.647,
    "c": 0.0736,
    "h": 214.5
  },
  "luminance": 0.27945
}

Semantic roles & 50–950 ramp

primary

#559AAA

secondary

#C0A29A

accent

#735EC9

background

#F8FBFB

surface

#F0F6F7

border

#CBD0D0

text

#0C1112

muted

#7D8081

Preview Lab

Preview with #559AAA

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

Preview Lab → · Contrast checker → · Palette generator →