#55A3DC#55A3DC

#55A3DC is a light, moderate cyan. Relative luminance 0.333; OKLCH L 69.0% C 0.114 H 242.6°. Best body text is #000000 at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#55A3DC
RGB	rgb(85, 163, 220)
HSL	hsl(205, 66%, 60%)
HSV	hsv(205, 61%, 86%)
CMYK	cmyk(61.4%, 25.9%, 0%, 13.7%)
CIE-LAB	lab(64.40, -7.02, -36.08)
CIE-LCH	lch(64.40, 36.75, 258.99°)
OKLab	oklab(68.96% -0.0526 -0.1014)
OKLCH	oklch(68.96% 0.114 242.6)
XYZ	xyz(29.7569, 33.2901, 72.5537)
Luminance	0.3329 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55A3DC #DC8E55

analogous

#55DCD1 #55A3DC #5560DC

triadic

#55A3DC #DC55A3 #A3DC55

tetradic

#55A3DC #D155DC #DC8E55 #60DC55

square

#55A3DC #D155DC #DC8E55 #60DC55

split-complementary

#55A3DC #DC5560 #DCD155

monochromatic

#1F6597 #2A86CA #55A3DC #88BEE6 #BBDAF1

Accessibility & contrast

On white

2.74

#55A3DC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.66

#55A3DC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55A3DC

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55A3DC	#FFFFFF	#000000	##000000
##55A3DC	1.00	2.74	7.66	7.66
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.66	21.00	1.00	1.00
##000000	7.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8AA4DF

Deuteranopia (green-blind)

#7796DB

Tritanopia (blue-blind)

#00B1B7

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #55a3dc;
/* rgb */ color: rgb(85, 163, 220);
/* oklch */ color: oklch(69.0% 0.114 242.6);

Tailwind

colors: {
  custom: {
    50: '#90bee7',
    500: '#55a3dc',
    950: '#000000',
  },
}

SCSS

$custom: #55a3dc;
$custom-light: #90bee7;
$custom-dark: #000000;

JSON

{
  "hex": "#55a3dc",
  "rgb": {
    "r": 85,
    "g": 163,
    "b": 220
  },
  "hsl": {
    "h": 205.333,
    "s": 65.854,
    "l": 59.804
  },
  "oklch": {
    "l": 0.68962,
    "c": 0.11422,
    "h": 242.6
  },
  "luminance": 0.33293
}

Semantic roles & 50–950 ramp

primary

#55A3DC

secondary

#E0C2AC

accent

#873FE9

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #55A3DC

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

Preview Lab → · Contrast checker → · Palette generator →