#55AFD9#55AFD9

#55AFD9 is a light, moderate cyan. Relative luminance 0.376; OKLCH L 71.6% C 0.105 H 231.0°. Best body text is #000000 at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#55AFD9
RGB	rgb(85, 175, 217)
HSL	hsl(199, 63%, 59%)
HSV	hsv(199, 61%, 85%)
CMYK	cmyk(60.8%, 19.4%, 0%, 14.9%)
CIE-LAB	lab(67.72, -14.51, -29.26)
CIE-LCH	lch(67.72, 32.66, 243.62°)
OKLab	oklab(71.56% -0.0663 -0.0818)
OKLCH	oklch(71.56% 0.105 231)
XYZ	xyz(31.5958, 37.5979, 71.2242)
Luminance	0.3760 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55AFD9 #D97F55

analogous

#55D9C1 #55AFD9 #556DD9

triadic

#55AFD9 #D955AF #AFD955

tetradic

#55AFD9 #C155D9 #D97F55 #6DD955

square

#55AFD9 #C155D9 #D97F55 #6DD955

split-complementary

#55AFD9 #D9556D #D9C155

monochromatic

#216F93 #2C94C5 #55AFD9 #87C7E4 #B9DEEF

Accessibility & contrast

On white

2.46

#55AFD9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.52

#55AFD9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55AFD9

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55AFD9	#FFFFFF	#000000	##000000
##55AFD9	1.00	2.46	8.52	8.52
#FFFFFF	2.46	1.00	21.00	21.00
#000000	8.52	21.00	1.00	1.00
##000000	8.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AADDB

Deuteranopia (green-blind)

#879FD8

Tritanopia (blue-blind)

#00BBBD

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #55afd9;
/* rgb */ color: rgb(85, 175, 217);
/* oklch */ color: oklch(71.6% 0.105 231.0);

Tailwind

colors: {
  custom: {
    50: '#90c6e5',
    500: '#55afd9',
    950: '#000000',
  },
}

SCSS

$custom: #55afd9;
$custom-light: #90c6e5;
$custom-dark: #000000;

JSON

{
  "hex": "#55afd9",
  "rgb": {
    "r": 85,
    "g": 175,
    "b": 217
  },
  "hsl": {
    "h": 199.091,
    "s": 63.462,
    "l": 59.216
  },
  "oklch": {
    "l": 0.71562,
    "c": 0.10526,
    "h": 231
  },
  "luminance": 0.37601
}

Semantic roles & 50–950 ramp

primary

#55AFD9

secondary

#DFBCAB

accent

#7641E6

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1315

muted

#7E8284

Preview Lab

Preview with #55AFD9

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

Preview Lab → · Contrast checker → · Palette generator →