#55AFD8#55AFD8

#55AFD8 is a light, moderate cyan. Relative luminance 0.375; OKLCH L 71.5% C 0.104 H 230.3°. Best body text is #000000 at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#55AFD8
RGB	rgb(85, 175, 216)
HSL	hsl(199, 63%, 59%)
HSV	hsv(199, 61%, 85%)
CMYK	cmyk(60.6%, 19%, 0%, 15.3%)
CIE-LAB	lab(67.68, -14.82, -28.77)
CIE-LCH	lch(67.68, 32.37, 242.75°)
OKLab	oklab(71.52% -0.0666 -0.0804)
OKLCH	oklch(71.52% 0.104 230.3)
XYZ	xyz(31.4662, 37.5460, 70.5413)
Luminance	0.3755 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55AFD8 #D87E55

analogous

#55D8C0 #55AFD8 #556ED8

triadic

#55AFD8 #D855AF #AFD855

tetradic

#55AFD8 #C055D8 #D87E55 #6ED855

square

#55AFD8 #C055D8 #D87E55 #6ED855

split-complementary

#55AFD8 #D8556E #D8C055

monochromatic

#216E91 #2D94C3 #55AFD8 #87C6E3 #B9DEEF

Accessibility & contrast

On white

2.47

#55AFD8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.51

#55AFD8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55AFD8

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55AFD8	#FFFFFF	#000000	##000000
##55AFD8	1.00	2.47	8.51	8.51
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.51	21.00	1.00	1.00
##000000	8.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AADDA

Deuteranopia (green-blind)

#889FD7

Tritanopia (blue-blind)

#00BABC

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #55afd8;
/* rgb */ color: rgb(85, 175, 216);
/* oklch */ color: oklch(71.5% 0.104 230.3);

Tailwind

colors: {
  custom: {
    50: '#90c6e4',
    500: '#55afd8',
    950: '#000000',
  },
}

SCSS

$custom: #55afd8;
$custom-light: #90c6e4;
$custom-dark: #000000;

JSON

{
  "hex": "#55afd8",
  "rgb": {
    "r": 85,
    "g": 175,
    "b": 216
  },
  "hsl": {
    "h": 198.779,
    "s": 62.679,
    "l": 59.02
  },
  "oklch": {
    "l": 0.71519,
    "c": 0.1044,
    "h": 230.3
  },
  "luminance": 0.37549
}

Semantic roles & 50–950 ramp

primary

#55AFD8

secondary

#DEBBAB

accent

#7542E6

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #55AFD8

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

Preview Lab → · Contrast checker → · Palette generator →