#559EB2#559EB2

#559EB2 is a light, moderate cyan. Relative luminance 0.296; OKLCH L 66.0% C 0.079 H 217.8°. Best body text is #000000 at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#559EB2
RGB	rgb(85, 158, 178)
HSL	hsl(193, 38%, 52%)
HSV	hsv(193, 52%, 70%)
CMYK	cmyk(52.2%, 11.2%, 0%, 30.2%)
CIE-LAB	lab(61.31, -17.16, -17.39)
CIE-LCH	lch(61.31, 24.43, 225.39°)
OKLab	oklab(65.97% -0.0621 -0.0481)
OKLCH	oklch(65.97% 0.079 217.8)
XYZ	xyz(24.0060, 29.5973, 46.5586)
Luminance	0.2960 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559EB2 #B26955

analogous

#55B298 #559EB2 #5570B2

triadic

#559EB2 #B2559E #9EB255

tetradic

#559EB2 #9855B2 #B26955 #70B255

square

#559EB2 #9855B2 #B26955 #70B255

split-complementary

#559EB2 #B25570 #B29855

monochromatic

#2C5561 #3F7B8B #559EB2 #7FB6C5 #A9CED8

Accessibility & contrast

On white

3.03

#559EB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.92

#559EB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #559EB2

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559EB2	#FFFFFF	#000000	##000000
##559EB2	1.00	3.03	6.92	6.92
#FFFFFF	3.03	1.00	21.00	21.00
#000000	6.92	21.00	1.00	1.00
##000000	6.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#919AB3

Deuteranopia (green-blind)

#838FB2

Tritanopia (blue-blind)

#16A5A4

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #559eb2;
/* rgb */ color: rgb(85, 158, 178);
/* oklch */ color: oklch(66.0% 0.079 217.8);

Tailwind

colors: {
  custom: {
    50: '#8cbac9',
    500: '#559eb2',
    950: '#000000',
  },
}

SCSS

$custom: #559eb2;
$custom-light: #8cbac9;
$custom-dark: #000000;

JSON

{
  "hex": "#559eb2",
  "rgb": {
    "r": 85,
    "g": 158,
    "b": 178
  },
  "hsl": {
    "h": 192.903,
    "s": 37.652,
    "l": 51.569
  },
  "oklch": {
    "l": 0.65966,
    "c": 0.07858,
    "h": 217.8
  },
  "luminance": 0.29599
}

Semantic roles & 50–950 ramp

primary

#559EB2

secondary

#C6A69D

accent

#735ACE

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0D1113

muted

#7D8082

Preview Lab

Preview with #559EB2

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

Preview Lab → · Contrast checker → · Palette generator →