#55B1CC#55B1CC

#55B1CC is a light, moderate cyan. Relative luminance 0.377; OKLCH L 71.5% C 0.095 H 219.8°. Best body text is #000000 at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#55B1CC
RGB	rgb(85, 177, 204)
HSL	hsl(194, 54%, 57%)
HSV	hsv(194, 58%, 80%)
CMYK	cmyk(58.3%, 13.2%, 0%, 20%)
CIE-LAB	lab(67.82, -19.50, -21.96)
CIE-LCH	lch(67.82, 29.37, 228.38°)
OKLab	oklab(71.48% -0.0733 -0.061)
OKLCH	oklch(71.48% 0.095 219.8)
XYZ	xyz(30.3632, 37.7323, 62.7980)
Luminance	0.3774 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55B1CC #CC7055

analogous

#55CCAB #55B1CC #5576CC

triadic

#55B1CC #CC55B1 #B1CC55

tetradic

#55B1CC #AB55CC #CC7055 #76CC55

square

#55B1CC #AB55CC #CC7055 #76CC55

split-complementary

#55B1CC #CC5576 #CCAB55

monochromatic

#266C80 #3593AF #55B1CC #84C7DA #B3DCE8

Accessibility & contrast

On white

2.46

#55B1CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.55

#55B1CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55B1CC

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55B1CC	#FFFFFF	#000000	##000000
##55B1CC	1.00	2.46	8.55	8.55
#FFFFFF	2.46	1.00	21.00	21.00
#000000	8.55	21.00	1.00	1.00
##000000	8.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0ADCD

Deuteranopia (green-blind)

#8FA0CC

Tritanopia (blue-blind)

#00BAB9

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #55b1cc;
/* rgb */ color: rgb(85, 177, 204);
/* oklch */ color: oklch(71.5% 0.095 219.8);

Tailwind

colors: {
  custom: {
    50: '#8fc8db',
    500: '#55b1cc',
    950: '#000000',
  },
}

SCSS

$custom: #55b1cc;
$custom-light: #8fc8db;
$custom-dark: #000000;

JSON

{
  "hex": "#55b1cc",
  "rgb": {
    "r": 85,
    "g": 177,
    "b": 204
  },
  "hsl": {
    "h": 193.613,
    "s": 53.846,
    "l": 56.667
  },
  "oklch": {
    "l": 0.71482,
    "c": 0.09532,
    "h": 219.8
  },
  "luminance": 0.37735
}

Semantic roles & 50–950 ramp

primary

#55B1CC

secondary

#D7B1A6

accent

#6C4BDD

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #55B1CC

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

Preview Lab → · Contrast checker → · Palette generator →