#55C9F6#55C9F6

#55C9F6 is a light, vivid cyan. Relative luminance 0.504; OKLCH L 78.8% C 0.121 H 227.1°. Best body text is #000000 at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#55C9F6
RGB	rgb(85, 201, 246)
HSL	hsl(197, 90%, 65%)
HSV	hsv(197, 65%, 96%)
CMYK	cmyk(65.4%, 18.3%, 0%, 3.5%)
CIE-LAB	lab(76.29, -19.19, -31.81)
CIE-LCH	lch(76.29, 37.15, 238.89°)
OKLab	oklab(78.76% -0.0826 -0.0889)
OKLCH	oklch(78.76% 0.121 227.1)
XYZ	xyz(41.2609, 50.3540, 94.7157)
Luminance	0.5036 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55C9F6 #F68255

analogous

#55F6D2 #55C9F6 #5579F6

triadic

#55C9F6 #F655C9 #C9F655

tetradic

#55C9F6 #D255F6 #F68255 #79F655

square

#55C9F6 #D255F6 #F68255 #79F655

split-complementary

#55C9F6 #F65579 #F6D255

monochromatic

#0A92C6 #1BB7F3 #55C9F6 #8FDBF9 #C9EEFC

Accessibility & contrast

On white

1.90

#55C9F6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.07

#55C9F6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55C9F6

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55C9F6	#FFFFFF	#000000	##000000
##55C9F6	1.00	1.90	11.07	11.07
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.07	21.00	1.00	1.00
##000000	11.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1C5F8

Deuteranopia (green-blind)

#9BB5F5

Tritanopia (blue-blind)

#00D6D8

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #55c9f6;
/* rgb */ color: rgb(85, 201, 246);
/* oklch */ color: oklch(78.8% 0.121 227.1);

Tailwind

colors: {
  custom: {
    50: '#95d9f9',
    500: '#55c9f6',
    950: '#000000',
  },
}

SCSS

$custom: #55c9f6;
$custom-light: #95d9f9;
$custom-dark: #000000;

JSON

{
  "hex": "#55c9f6",
  "rgb": {
    "r": 85,
    "g": 201,
    "b": 246
  },
  "hsl": {
    "h": 196.77,
    "s": 89.944,
    "l": 64.902
  },
  "oklch": {
    "l": 0.78758,
    "c": 0.12137,
    "h": 227.1
  },
  "luminance": 0.50358
}

Semantic roles & 50–950 ramp

primary

#55C9F6

secondary

#C3562C

accent

#4000E6

background

#FCFEFF

surface

#F5FBFF

border

#CFD4D7

text

#0F1417

muted

#808385

Preview Lab

Preview with #55C9F6

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

Preview Lab → · Contrast checker → · Palette generator →