#55B1CD#55B1CD

#55B1CD is a light, moderate cyan. Relative luminance 0.378; OKLCH L 71.5% C 0.096 H 220.6°. Best body text is #000000 at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#55B1CD
RGB	rgb(85, 177, 205)
HSL	hsl(194, 55%, 57%)
HSV	hsv(194, 59%, 80%)
CMYK	cmyk(58.5%, 13.7%, 0%, 19.6%)
CIE-LAB	lab(67.86, -19.21, -22.45)
CIE-LCH	lch(67.86, 29.55, 229.46°)
OKLab	oklab(71.52% -0.0729 -0.0624)
OKLCH	oklch(71.52% 0.096 220.6)
XYZ	xyz(30.4835, 37.7804, 63.4316)
Luminance	0.3778 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55B1CD #CD7155

analogous

#55CDAD #55B1CD #5575CD

triadic

#55B1CD #CD55B1 #B1CD55

tetradic

#55B1CD #AD55CD #CD7155 #75CD55

square

#55B1CD #AD55CD #CD7155 #75CD55

split-complementary

#55B1CD #CD5575 #CDAD55

monochromatic

#266C82 #3494B1 #55B1CD #84C7DB #B4DCE9

Accessibility & contrast

On white

2.45

#55B1CD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.56

#55B1CD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55B1CD

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55B1CD	#FFFFFF	#000000	##000000
##55B1CD	1.00	2.45	8.56	8.56
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.56	21.00	1.00	1.00
##000000	8.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0ADCF

Deuteranopia (green-blind)

#8FA0CD

Tritanopia (blue-blind)

#00BABA

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #55b1cd;
/* rgb */ color: rgb(85, 177, 205);
/* oklch */ color: oklch(71.5% 0.096 220.6);

Tailwind

colors: {
  custom: {
    50: '#8fc8dc',
    500: '#55b1cd',
    950: '#000000',
  },
}

SCSS

$custom: #55b1cd;
$custom-light: #8fc8dc;
$custom-dark: #000000;

JSON

{
  "hex": "#55b1cd",
  "rgb": {
    "r": 85,
    "g": 177,
    "b": 205
  },
  "hsl": {
    "h": 194,
    "s": 54.545,
    "l": 56.863
  },
  "oklch": {
    "l": 0.71523,
    "c": 0.09594,
    "h": 220.6
  },
  "luminance": 0.37783
}

Semantic roles & 50–950 ramp

primary

#55B1CD

secondary

#D7B2A6

accent

#6C4ADE

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #55B1CD

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

Preview Lab → · Contrast checker → · Palette generator →