#55CCE9#55CCE9

#55CCE9 is a light, moderate cyan. Relative luminance 0.510; OKLCH L 78.9% C 0.113 H 216.7°. Best body text is #000000 at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#55CCE9
RGB	rgb(85, 204, 233)
HSL	hsl(192, 77%, 62%)
HSV	hsv(192, 64%, 91%)
CMYK	cmyk(63.5%, 12.4%, 0%, 8.6%)
CIE-LAB	lab(76.68, -24.65, -24.23)
CIE-LCH	lch(76.68, 34.56, 224.51°)
OKLab	oklab(78.92% -0.0904 -0.0674)
OKLCH	oklch(78.92% 0.113 216.7)
XYZ	xyz(40.0411, 50.9960, 84.8080)
Luminance	0.5100 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55CCE9 #E97255

analogous

#55E9BC #55CCE9 #5582E9

triadic

#55CCE9 #E955CC #CCE955

tetradic

#55CCE9 #BC55E9 #E97255 #82E955

square

#55CCE9 #BC55E9 #E97255 #82E955

split-complementary

#55CCE9 #E95582 #E9BC55

monochromatic

#1690AD #1FBCE2 #55CCE9 #8BDCF0 #C1EDF7

Accessibility & contrast

On white

1.88

#55CCE9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.20

#55CCE9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55CCE9

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55CCE9	#FFFFFF	#000000	##000000
##55CCE9	1.00	1.88	11.20	11.20
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.20	21.00	1.00	1.00
##000000	11.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9C6EB

Deuteranopia (green-blind)

#A3B6E9

Tritanopia (blue-blind)

#00D6D5

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #55cce9;
/* rgb */ color: rgb(85, 204, 233);
/* oklch */ color: oklch(78.9% 0.113 216.7);

Tailwind

colors: {
  custom: {
    50: '#94dbf0',
    500: '#55cce9',
    950: '#000000',
  },
}

SCSS

$custom: #55cce9;
$custom-light: #94dbf0;
$custom-dark: #000000;

JSON

{
  "hex": "#55cce9",
  "rgb": {
    "r": 85,
    "g": 204,
    "b": 233
  },
  "hsl": {
    "h": 191.757,
    "s": 77.083,
    "l": 62.353
  },
  "oklch": {
    "l": 0.78916,
    "c": 0.11276,
    "h": 216.7
  },
  "luminance": 0.51
}

Semantic roles & 50–950 ramp

primary

#55CCE9

secondary

#AE4C34

accent

#340CD9

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0E1516

muted

#7F8485

Preview Lab

Preview with #55CCE9

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

Preview Lab → · Contrast checker → · Palette generator →