#55D5F0#55D5F0

#55D5F0 is a light, moderate cyan. Relative luminance 0.558; OKLCH L 81.3% C 0.117 H 214.2°. Best body text is #000000 at 12.16:1 contrast (WCAG AA passes).

Color values

HEX	#55D5F0
RGB	rgb(85, 213, 240)
HSL	hsl(190, 84%, 64%)
HSV	hsv(190, 65%, 94%)
CMYK	cmyk(64.6%, 11.2%, 0%, 5.9%)
CIE-LAB	lab(79.50, -27.04, -23.67)
CIE-LCH	lch(79.50, 35.93, 221.20°)
OKLab	oklab(81.27% -0.0968 -0.0658)
OKLCH	oklch(81.27% 0.117 214.2)
XYZ	xyz(43.2622, 55.8064, 90.9129)
Luminance	0.5581 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55D5F0 #F07055

analogous

#55F0BE #55D5F0 #5587F0

triadic

#55D5F0 #F055D5 #D5F055

tetradic

#55D5F0 #BE55F0 #F07055 #87F055

square

#55D5F0 #BE55F0 #F07055 #87F055

split-complementary

#55D5F0 #F05587 #F0BE55

monochromatic

#109DBA #1DC7EB #55D5F0 #8DE3F5 #C5F1FA

Accessibility & contrast

On white

1.73

#55D5F0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.16

#55D5F0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55D5F0

12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55D5F0	#FFFFFF	#000000	##000000
##55D5F0	1.00	1.73	12.16	12.16
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.16	21.00	1.00	1.00
##000000	12.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1CEF2

Deuteranopia (green-blind)

#ABBEF0

Tritanopia (blue-blind)

#00DFDD

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #55d5f0;
/* rgb */ color: rgb(85, 213, 240);
/* oklch */ color: oklch(81.3% 0.117 214.2);

Tailwind

colors: {
  custom: {
    50: '#95e2f5',
    500: '#55d5f0',
    950: '#000000',
  },
}

SCSS

$custom: #55d5f0;
$custom-light: #95e2f5;
$custom-dark: #000000;

JSON

{
  "hex": "#55d5f0",
  "rgb": {
    "r": 85,
    "g": 213,
    "b": 240
  },
  "hsl": {
    "h": 190.452,
    "s": 83.784,
    "l": 63.725
  },
  "oklch": {
    "l": 0.81266,
    "c": 0.11703,
    "h": 214.2
  },
  "luminance": 0.55811
}

Semantic roles & 50–950 ramp

primary

#55D5F0

secondary

#B94830

accent

#2B05E0

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #55D5F0

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

Preview Lab → · Contrast checker → · Palette generator →