#55B8DB#55B8DB

#55B8DB is a light, moderate cyan. Relative luminance 0.413; OKLCH L 73.7% C 0.105 H 224.2°. Best body text is #000000 at 9.27:1 contrast (WCAG AA passes).

Color values

HEX	#55B8DB
RGB	rgb(85, 184, 219)
HSL	hsl(196, 65%, 60%)
HSV	hsv(196, 61%, 86%)
CMYK	cmyk(61.2%, 16%, 0%, 14.1%)
CIE-LAB	lab(70.40, -18.64, -26.24)
CIE-LCH	lch(70.40, 32.19, 234.61°)
OKLab	oklab(73.72% -0.0751 -0.0731)
OKLCH	oklch(73.72% 0.105 224.2)
XYZ	xyz(33.6679, 41.3233, 73.2060)
Luminance	0.4133 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55B8DB #DB7855

analogous

#55DBBB #55B8DB #5575DB

triadic

#55B8DB #DB55B8 #B8DB55

tetradic

#55B8DB #BB55DB #DB7855 #75DB55

square

#55B8DB #BB55DB #DB7855 #75DB55

split-complementary

#55B8DB #DB5575 #DBBB55

monochromatic

#207796 #2A9FC8 #55B8DB #88CDE6 #BAE2F0

Accessibility & contrast

On white

2.27

#55B8DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.27

#55B8DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55B8DB

9.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55B8DB	#FFFFFF	#000000	##000000
##55B8DB	1.00	2.27	9.27	9.27
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.27	21.00	1.00	1.00
##000000	9.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4B4DD

Deuteranopia (green-blind)

#91A6DB

Tritanopia (blue-blind)

#00C3C3

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #55b8db;
/* rgb */ color: rgb(85, 184, 219);
/* oklch */ color: oklch(73.7% 0.105 224.2);

Tailwind

colors: {
  custom: {
    50: '#91cde6',
    500: '#55b8db',
    950: '#000000',
  },
}

SCSS

$custom: #55b8db;
$custom-light: #91cde6;
$custom-dark: #000000;

JSON

{
  "hex": "#55b8db",
  "rgb": {
    "r": 85,
    "g": 184,
    "b": 219
  },
  "hsl": {
    "h": 195.672,
    "s": 65.049,
    "l": 59.608
  },
  "oklch": {
    "l": 0.73724,
    "c": 0.10479,
    "h": 224.2
  },
  "luminance": 0.41327
}

Semantic roles & 50–950 ramp

primary

#55B8DB

secondary

#E0B9AC

accent

#6C40E8

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #55B8DB

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

Preview Lab → · Contrast checker → · Palette generator →