#559BC1#559BC1

#559BC1 is a light, moderate cyan. Relative luminance 0.292; OKLCH L 65.9% C 0.091 H 234.2°. Best body text is #000000 at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#559BC1
RGB	rgb(85, 155, 193)
HSL	hsl(201, 47%, 55%)
HSV	hsv(201, 56%, 76%)
CMYK	cmyk(56%, 19.7%, 0%, 24.3%)
CIE-LAB	lab(60.98, -11.06, -26.33)
CIE-LCH	lch(60.98, 28.56, 247.22°)
OKLab	oklab(65.89% -0.053 -0.0734)
OKLCH	oklch(65.89% 0.091 234.2)
XYZ	xyz(25.0897, 29.2220, 54.7600)
Luminance	0.2922 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559BC1 #C17B55

analogous

#55C1B1 #559BC1 #5565C1

triadic

#559BC1 #C1559B #9BC155

tetradic

#559BC1 #B155C1 #C17B55 #65C155

square

#559BC1 #B155C1 #C17B55 #65C155

split-complementary

#559BC1 #C15565 #C1B155

monochromatic

#2A5972 #3A7B9F #559BC1 #82B5D1 #AFD0E2

Accessibility & contrast

On white

3.07

#559BC1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.84

#559BC1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #559BC1

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559BC1	#FFFFFF	#000000	##000000
##559BC1	1.00	3.07	6.84	6.84
#FFFFFF	3.07	1.00	21.00	21.00
#000000	6.84	21.00	1.00	1.00
##000000	6.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#899AC3

Deuteranopia (green-blind)

#7A8EC0

Tritanopia (blue-blind)

#00A5A8

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #559bc1;
/* rgb */ color: rgb(85, 155, 193);
/* oklch */ color: oklch(65.9% 0.091 234.2);

Tailwind

colors: {
  custom: {
    50: '#8db8d3',
    500: '#559bc1',
    950: '#000000',
  },
}

SCSS

$custom: #559bc1;
$custom-light: #8db8d3;
$custom-dark: #000000;

JSON

{
  "hex": "#559bc1",
  "rgb": {
    "r": 85,
    "g": 155,
    "b": 193
  },
  "hsl": {
    "h": 201.111,
    "s": 46.552,
    "l": 54.51
  },
  "oklch": {
    "l": 0.65888,
    "c": 0.09055,
    "h": 234.2
  },
  "luminance": 0.29224
}

Semantic roles & 50–950 ramp

primary

#559BC1

secondary

#D0B2A2

accent

#8052D6

background

#F9FBFC

surface

#F1F6F9

border

#CBD0D2

text

#0D1114

muted

#7E8082

Preview Lab

Preview with #559BC1

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

Preview Lab → · Contrast checker → · Palette generator →