#559DB7#559DB7

#559DB7 is a light, moderate cyan. Relative luminance 0.295; OKLCH L 65.9% C 0.082 H 223.8°. Best body text is #000000 at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#559DB7
RGB	rgb(85, 157, 183)
HSL	hsl(196, 40%, 53%)
HSV	hsv(196, 54%, 72%)
CMYK	cmyk(53.6%, 14.2%, 0%, 28.2%)
CIE-LAB	lab(61.19, -15.16, -20.39)
CIE-LCH	lch(61.19, 25.40, 233.37°)
OKLab	oklab(65.93% -0.059 -0.0565)
OKLCH	oklch(65.93% 0.082 223.8)
XYZ	xyz(24.3473, 29.4620, 49.1942)
Luminance	0.2946 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559DB7 #B76F55

analogous

#55B7A0 #559DB7 #556CB7

triadic

#559DB7 #B7559D #9DB755

tetradic

#559DB7 #A055B7 #B76F55 #6CB755

square

#559DB7 #A055B7 #B76F55 #6CB755

split-complementary

#559DB7 #B7556C #B7A055

monochromatic

#2B5766 #3E7B91 #559DB7 #80B6C9 #ABCFDB

Accessibility & contrast

On white

3.05

#559DB7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.89

#559DB7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #559DB7

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559DB7	#FFFFFF	#000000	##000000
##559DB7	1.00	3.05	6.89	6.89
#FFFFFF	3.05	1.00	21.00	21.00
#000000	6.89	21.00	1.00	1.00
##000000	6.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E9AB8

Deuteranopia (green-blind)

#808FB7

Tritanopia (blue-blind)

#0CA5A5

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #559db7;
/* rgb */ color: rgb(85, 157, 183);
/* oklch */ color: oklch(65.9% 0.082 223.8);

Tailwind

colors: {
  custom: {
    50: '#8cbacc',
    500: '#559db7',
    950: '#000000',
  },
}

SCSS

$custom: #559db7;
$custom-light: #8cbacc;
$custom-dark: #000000;

JSON

{
  "hex": "#559db7",
  "rgb": {
    "r": 85,
    "g": 157,
    "b": 183
  },
  "hsl": {
    "h": 195.918,
    "s": 40.496,
    "l": 52.549
  },
  "oklch": {
    "l": 0.65931,
    "c": 0.08172,
    "h": 223.8
  },
  "luminance": 0.29464
}

Semantic roles & 50–950 ramp

primary

#559DB7

secondary

#C9AA9F

accent

#7857D0

background

#F9FBFC

surface

#F1F6F8

border

#CBD0D1

text

#0D1113

muted

#7E8082

Preview Lab

Preview with #559DB7

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

Preview Lab → · Contrast checker → · Palette generator →