#559BD5#559BD5

#559BD5 is a light, moderate cyan. Relative luminance 0.302; OKLCH L 66.8% C 0.112 H 245.6°. Best body text is #000000 at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#559BD5
RGB	rgb(85, 155, 213)
HSL	hsl(207, 60%, 58%)
HSV	hsv(207, 60%, 84%)
CMYK	cmyk(60.1%, 27.2%, 0%, 16.5%)
CIE-LAB	lab(61.81, -4.77, -36.23)
CIE-LCH	lch(61.81, 36.54, 262.49°)
OKLab	oklab(66.82% -0.0463 -0.1019)
OKLCH	oklch(66.82% 0.112 245.6)
XYZ	xyz(27.4735, 30.1755, 67.3145)
Luminance	0.3018 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559BD5 #D58F55

analogous

#55D5CF #559BD5 #555BD5

triadic

#559BD5 #D5559B #9BD555

tetradic

#559BD5 #CF55D5 #D58F55 #5BD555

square

#559BD5 #CF55D5 #D58F55 #5BD555

split-complementary

#559BD5 #D5555B #D5CF55

monochromatic

#235D8D #2F7DBE #559BD5 #86B8E1 #B7D5ED

Accessibility & contrast

On white

2.98

#559BD5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.04

#559BD5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559BD5

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559BD5	#FFFFFF	#000000	##000000
##559BD5	1.00	2.98	7.04	7.04
#FFFFFF	2.98	1.00	21.00	21.00
#000000	7.04	21.00	1.00	1.00
##000000	7.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#829CD8

Deuteranopia (green-blind)

#7190D4

Tritanopia (blue-blind)

#00A9AF

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #559bd5;
/* rgb */ color: rgb(85, 155, 213);
/* oklch */ color: oklch(66.8% 0.112 245.6);

Tailwind

colors: {
  custom: {
    50: '#8fb8e2',
    500: '#559bd5',
    950: '#000000',
  },
}

SCSS

$custom: #559bd5;
$custom-light: #8fb8e2;
$custom-dark: #000000;

JSON

{
  "hex": "#559bd5",
  "rgb": {
    "r": 85,
    "g": 155,
    "b": 213
  },
  "hsl": {
    "h": 207.188,
    "s": 60.377,
    "l": 58.431
  },
  "oklch": {
    "l": 0.66817,
    "c": 0.11192,
    "h": 245.6
  },
  "luminance": 0.30178
}

Semantic roles & 50–950 ramp

primary

#559BD5

secondary

#DCC1A9

accent

#8C44E4

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #559BD5

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

Preview Lab → · Contrast checker → · Palette generator →