#55A3BB#55A3BB

#55A3BB is a light, moderate cyan. Relative luminance 0.317; OKLCH L 67.5% C 0.084 H 220.3°. Best body text is #000000 at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#55A3BB
RGB	rgb(85, 163, 187)
HSL	hsl(194, 43%, 53%)
HSV	hsv(194, 55%, 73%)
CMYK	cmyk(54.5%, 12.8%, 0%, 26.7%)
CIE-LAB	lab(63.10, -17.18, -19.71)
CIE-LCH	lch(63.10, 26.15, 228.92°)
OKLab	oklab(67.51% -0.0643 -0.0546)
OKLCH	oklch(67.51% 0.084 220.3)
XYZ	xyz(25.8097, 31.7112, 51.7648)
Luminance	0.3171 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55A3BB #BB6D55

analogous

#55BBA0 #55A3BB #5570BB

triadic

#55A3BB #BB55A3 #A3BB55

tetradic

#55A3BB #A055BB #BB6D55 #70BB55

square

#55A3BB #A055BB #BB6D55 #70BB55

split-complementary

#55A3BB #BB5570 #BBA055

monochromatic

#2B5C6B #3C8197 #55A3BB #81BBCC #ACD2DE

Accessibility & contrast

On white

2.86

#55A3BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.34

#55A3BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55A3BB

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55A3BB	#FFFFFF	#000000	##000000
##55A3BB	1.00	2.86	7.34	7.34
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.34	21.00	1.00	1.00
##000000	7.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#949FBC

Deuteranopia (green-blind)

#8594BB

Tritanopia (blue-blind)

#00ABAB

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #55a3bb;
/* rgb */ color: rgb(85, 163, 187);
/* oklch */ color: oklch(67.5% 0.084 220.3);

Tailwind

colors: {
  custom: {
    50: '#8dbecf',
    500: '#55a3bb',
    950: '#000000',
  },
}

SCSS

$custom: #55a3bb;
$custom-light: #8dbecf;
$custom-dark: #000000;

JSON

{
  "hex": "#55a3bb",
  "rgb": {
    "r": 85,
    "g": 163,
    "b": 187
  },
  "hsl": {
    "h": 194.118,
    "s": 42.857,
    "l": 53.333
  },
  "oklch": {
    "l": 0.67508,
    "c": 0.0844,
    "h": 220.3
  },
  "luminance": 0.31714
}

Semantic roles & 50–950 ramp

primary

#55A3BB

secondary

#CCAAA0

accent

#7355D3

background

#F9FBFC

surface

#F1F6F9

border

#CBD0D2

text

#0D1213

muted

#7E8182

Preview Lab

Preview with #55A3BB

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

Preview Lab → · Contrast checker → · Palette generator →