#55BFDB#55BFDB

#55BFDB is a light, moderate cyan. Relative luminance 0.443; OKLCH L 75.3% C 0.105 H 218.0°. Best body text is #000000 at 9.86:1 contrast (WCAG AA passes).

Color values

HEX	#55BFDB
RGB	rgb(85, 191, 219)
HSL	hsl(193, 65%, 60%)
HSV	hsv(193, 61%, 86%)
CMYK	cmyk(61.2%, 12.8%, 0%, 14.1%)
CIE-LAB	lab(72.43, -22.25, -23.14)
CIE-LCH	lch(72.43, 32.10, 226.12°)
OKLab	oklab(75.35% -0.0824 -0.0643)
OKLCH	oklch(75.35% 0.105 218)
XYZ	xyz(35.1581, 44.3038, 73.7027)
Luminance	0.4431 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55BFDB #DB7155

analogous

#55DBB4 #55BFDB #557CDB

triadic

#55BFDB #DB55BF #BFDB55

tetradic

#55BFDB #B455DB #DB7155 #7CDB55

square

#55BFDB #B455DB #DB7155 #7CDB55

split-complementary

#55BFDB #DB557C #DBB455

monochromatic

#207D96 #2AA7C8 #55BFDB #88D2E6 #BAE5F0

Accessibility & contrast

On white

2.13

#55BFDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.86

#55BFDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55BFDB

9.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55BFDB	#FFFFFF	#000000	##000000
##55BFDB	1.00	2.13	9.86	9.86
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.86	21.00	1.00	1.00
##000000	9.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADBADD

Deuteranopia (green-blind)

#99ABDB

Tritanopia (blue-blind)

#00C9C8

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #55bfdb;
/* rgb */ color: rgb(85, 191, 219);
/* oklch */ color: oklch(75.3% 0.105 218.0);

Tailwind

colors: {
  custom: {
    50: '#92d2e6',
    500: '#55bfdb',
    950: '#000000',
  },
}

SCSS

$custom: #55bfdb;
$custom-light: #92d2e6;
$custom-dark: #000000;

JSON

{
  "hex": "#55bfdb",
  "rgb": {
    "r": 85,
    "g": 191,
    "b": 219
  },
  "hsl": {
    "h": 192.537,
    "s": 65.049,
    "l": 59.608
  },
  "oklch": {
    "l": 0.75349,
    "c": 0.10453,
    "h": 218
  },
  "luminance": 0.44307
}

Semantic roles & 50–950 ramp

primary

#55BFDB

secondary

#E0B7AC

accent

#6340E8

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0E1416

muted

#7E8284

Preview Lab

Preview with #55BFDB

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

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