#55C5DD#55C5DD

#55C5DD is a light, moderate cyan. Relative luminance 0.471; OKLCH L 76.8% C 0.106 H 214.1°. Best body text is #000000 at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#55C5DD
RGB	rgb(85, 197, 221)
HSL	hsl(191, 67%, 60%)
HSV	hsv(191, 62%, 87%)
CMYK	cmyk(61.5%, 10.9%, 0%, 13.3%)
CIE-LAB	lab(74.24, -24.68, -21.47)
CIE-LCH	lch(74.24, 32.71, 221.01°)
OKLab	oklab(76.82% -0.0879 -0.0596)
OKLCH	oklch(76.82% 0.106 214.1)
XYZ	xyz(36.7584, 47.0804, 75.5428)
Luminance	0.4708 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55C5DD #DD6D55

analogous

#55DDB1 #55C5DD #5581DD

triadic

#55C5DD #DD55C5 #C5DD55

tetradic

#55C5DD #B155DD #DD6D55 #81DD55

square

#55C5DD #B155DD #DD6D55 #81DD55

split-complementary

#55C5DD #DD5581 #DDB155

monochromatic

#1F8399 #29AFCC #55C5DD #88D6E7 #BBE8F1

Accessibility & contrast

On white

2.02

#55C5DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.42

#55C5DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55C5DD

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55C5DD	#FFFFFF	#000000	##000000
##55C5DD	1.00	2.02	10.42	10.42
#FFFFFF	2.02	1.00	21.00	21.00
#000000	10.42	21.00	1.00	1.00
##000000	10.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3BFDE

Deuteranopia (green-blind)

#9FB0DD

Tritanopia (blue-blind)

#00CECC

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #55c5dd;
/* rgb */ color: rgb(85, 197, 221);
/* oklch */ color: oklch(76.8% 0.106 214.1);

Tailwind

colors: {
  custom: {
    50: '#92d6e7',
    500: '#55c5dd',
    950: '#000000',
  },
}

SCSS

$custom: #55c5dd;
$custom-light: #92d6e7;
$custom-dark: #000000;

JSON

{
  "hex": "#55c5dd",
  "rgb": {
    "r": 85,
    "g": 197,
    "b": 221
  },
  "hsl": {
    "h": 190.588,
    "s": 66.667,
    "l": 60
  },
  "oklch": {
    "l": 0.76824,
    "c": 0.10618,
    "h": 214.1
  },
  "luminance": 0.47084
}

Semantic roles & 50–950 ramp

primary

#55C5DD

secondary

#E1B6AD

accent

#5C3EEA

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #55C5DD

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

Preview Lab → · Contrast checker → · Palette generator →