#55C9EA#55C9EA

#55C9EA is a light, moderate cyan. Relative luminance 0.496; OKLCH L 78.3% C 0.113 H 219.8°. Best body text is #000000 at 10.93:1 contrast (WCAG AA passes).

Color values

HEX	#55C9EA
RGB	rgb(85, 201, 234)
HSL	hsl(193, 78%, 63%)
HSV	hsv(193, 64%, 92%)
CMYK	cmyk(63.7%, 14.1%, 0%, 8.2%)
CIE-LAB	lab(75.85, -22.84, -26.03)
CIE-LCH	lch(75.85, 34.63, 228.74°)
OKLab	oklab(78.26% -0.087 -0.0725)
OKLCH	oklch(78.26% 0.113 219.8)
XYZ	xyz(39.4782, 49.6409, 85.3270)
Luminance	0.4965 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55C9EA #EA7655

analogous

#55EAC1 #55C9EA #557EEA

triadic

#55C9EA #EA55C9 #C9EA55

tetradic

#55C9EA #C155EA #EA7655 #7EEA55

square

#55C9EA #C155EA #EA7655 #7EEA55

split-complementary

#55C9EA #EA557E #EAC155

monochromatic

#168DAF #1FB8E3 #55C9EA #8BDAF1 #C2ECF7

Accessibility & contrast

On white

1.92

#55C9EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.93

#55C9EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55C9EA

10.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55C9EA	#FFFFFF	#000000	##000000
##55C9EA	1.00	1.92	10.93	10.93
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.93	21.00	1.00	1.00
##000000	10.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5C4EC

Deuteranopia (green-blind)

#9FB4EA

Tritanopia (blue-blind)

#00D4D3

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #55c9ea;
/* rgb */ color: rgb(85, 201, 234);
/* oklch */ color: oklch(78.3% 0.113 219.8);

Tailwind

colors: {
  custom: {
    50: '#94d9f0',
    500: '#55c9ea',
    950: '#000000',
  },
}

SCSS

$custom: #55c9ea;
$custom-light: #94d9f0;
$custom-dark: #000000;

JSON

{
  "hex": "#55c9ea",
  "rgb": {
    "r": 85,
    "g": 201,
    "b": 234
  },
  "hsl": {
    "h": 193.289,
    "s": 78.01,
    "l": 62.549
  },
  "oklch": {
    "l": 0.78263,
    "c": 0.11324,
    "h": 219.8
  },
  "luminance": 0.49645
}

Semantic roles & 50–950 ramp

primary

#55C9EA

secondary

#E8BEB2

accent

#390BDA

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #55C9EA

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

Preview Lab → · Contrast checker → · Palette generator →