#55ACD5#55ACD5

#55ACD5 is a light, moderate cyan. Relative luminance 0.362; OKLCH L 70.7% C 0.103 H 231.1°. Best body text is #000000 at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#55ACD5
RGB	rgb(85, 172, 213)
HSL	hsl(199, 60%, 58%)
HSV	hsv(199, 60%, 84%)
CMYK	cmyk(60.1%, 19.2%, 0%, 16.5%)
CIE-LAB	lab(66.70, -14.14, -28.64)
CIE-LCH	lch(66.70, 31.94, 243.72°)
OKLab	oklab(70.7% -0.0645 -0.08)
OKLCH	oklch(70.7% 0.103 231.1)
XYZ	xyz(30.5044, 36.2375, 68.3248)
Luminance	0.3624 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55ACD5 #D57E55

analogous

#55D5BE #55ACD5 #556CD5

triadic

#55ACD5 #D555AC #ACD555

tetradic

#55ACD5 #BE55D5 #D57E55 #6CD555

square

#55ACD5 #BE55D5 #D57E55 #6CD555

split-complementary

#55ACD5 #D5556C #D5BE55

monochromatic

#236B8D #2F90BE #55ACD5 #86C4E1 #B7DCED

Accessibility & contrast

On white

2.55

#55ACD5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.25

#55ACD5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55ACD5

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55ACD5	#FFFFFF	#000000	##000000
##55ACD5	1.00	2.55	8.25	8.25
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.25	21.00	1.00	1.00
##000000	8.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98AAD7

Deuteranopia (green-blind)

#869CD4

Tritanopia (blue-blind)

#00B7B9

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #55acd5;
/* rgb */ color: rgb(85, 172, 213);
/* oklch */ color: oklch(70.7% 0.103 231.1);

Tailwind

colors: {
  custom: {
    50: '#90c4e2',
    500: '#55acd5',
    950: '#000000',
  },
}

SCSS

$custom: #55acd5;
$custom-light: #90c4e2;
$custom-dark: #000000;

JSON

{
  "hex": "#55acd5",
  "rgb": {
    "r": 85,
    "g": 172,
    "b": 213
  },
  "hsl": {
    "h": 199.219,
    "s": 60.377,
    "l": 58.431
  },
  "oklch": {
    "l": 0.70697,
    "c": 0.10277,
    "h": 231.1
  },
  "luminance": 0.3624
}

Semantic roles & 50–950 ramp

primary

#55ACD5

secondary

#DCBAA9

accent

#7744E4

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1215

muted

#7E8183

Preview Lab

Preview with #55ACD5

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

Preview Lab → · Contrast checker → · Palette generator →