#55BBE3#55BBE3

#55BBE3 is a light, moderate cyan. Relative luminance 0.430; OKLCH L 74.8% C 0.110 H 226.9°. Best body text is #000000 at 9.60:1 contrast (WCAG AA passes).

Color values

HEX	#55BBE3
RGB	rgb(85, 187, 227)
HSL	hsl(197, 72%, 61%)
HSV	hsv(197, 63%, 89%)
CMYK	cmyk(62.6%, 17.6%, 0%, 11%)
CIE-LAB	lab(71.56, -17.77, -28.81)
CIE-LCH	lch(71.56, 33.85, 238.34°)
OKLab	oklab(74.75% -0.0752 -0.0804)
OKLCH	oklch(74.75% 0.11 226.9)
XYZ	xyz(35.3763, 43.0144, 79.0964)
Luminance	0.4302 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55BBE3 #E37D55

analogous

#55E3C4 #55BBE3 #5574E3

triadic

#55BBE3 #E355BB #BBE355

tetradic

#55BBE3 #C455E3 #E37D55 #74E355

square

#55BBE3 #C455E3 #E37D55 #74E355

split-complementary

#55BBE3 #E35574 #E3C455

monochromatic

#1B7CA3 #23A5D7 #55BBE3 #8AD0EC #BEE5F4

Accessibility & contrast

On white

2.19

#55BBE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.60

#55BBE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55BBE3

9.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55BBE3	#FFFFFF	#000000	##000000
##55BBE3	1.00	2.19	9.60	9.60
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.60	21.00	1.00	1.00
##000000	9.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6B8E5

Deuteranopia (green-blind)

#92A9E3

Tritanopia (blue-blind)

#00C7C8

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #55bbe3;
/* rgb */ color: rgb(85, 187, 227);
/* oklch */ color: oklch(74.8% 0.110 226.9);

Tailwind

colors: {
  custom: {
    50: '#92cfec',
    500: '#55bbe3',
    950: '#000000',
  },
}

SCSS

$custom: #55bbe3;
$custom-light: #92cfec;
$custom-dark: #000000;

JSON

{
  "hex": "#55bbe3",
  "rgb": {
    "r": 85,
    "g": 187,
    "b": 227
  },
  "hsl": {
    "h": 196.901,
    "s": 71.717,
    "l": 61.176
  },
  "oklch": {
    "l": 0.74752,
    "c": 0.11015,
    "h": 226.9
  },
  "luminance": 0.43018
}

Semantic roles & 50–950 ramp

primary

#55BBE3

secondary

#E5BEAF

accent

#4812D4

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #55BBE3

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

Preview Lab → · Contrast checker → · Palette generator →