#55A1DB#55A1DB

#55A1DB is a light, moderate cyan. Relative luminance 0.325; OKLCH L 68.5% C 0.114 H 243.6°. Best body text is #000000 at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#55A1DB
RGB	rgb(85, 161, 219)
HSL	hsl(206, 65%, 60%)
HSV	hsv(206, 61%, 86%)
CMYK	cmyk(61.2%, 26.5%, 0%, 14.1%)
CIE-LAB	lab(63.78, -6.22, -36.48)
CIE-LCH	lch(63.78, 37.01, 260.32°)
OKLab	oklab(68.46% -0.0508 -0.1026)
OKLCH	oklch(68.46% 0.114 243.6)
XYZ	xyz(29.2726, 32.5327, 71.7409)
Luminance	0.3254 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55A1DB #DB8F55

analogous

#55DBD2 #55A1DB #555EDB

triadic

#55A1DB #DB55A1 #A1DB55

tetradic

#55A1DB #D255DB #DB8F55 #5EDB55

square

#55A1DB #D255DB #DB8F55 #5EDB55

split-complementary

#55A1DB #DB555E #DBD255

monochromatic

#206396 #2A84C8 #55A1DB #88BDE6 #BAD9F0

Accessibility & contrast

On white

2.80

#55A1DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.51

#55A1DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55A1DB

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55A1DB	#FFFFFF	#000000	##000000
##55A1DB	1.00	2.80	7.51	7.51
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.51	21.00	1.00	1.00
##000000	7.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#87A2DE

Deuteranopia (green-blind)

#7595DA

Tritanopia (blue-blind)

#00AFB5

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #55a1db;
/* rgb */ color: rgb(85, 161, 219);
/* oklch */ color: oklch(68.5% 0.114 243.6);

Tailwind

colors: {
  custom: {
    50: '#90bce6',
    500: '#55a1db',
    950: '#000000',
  },
}

SCSS

$custom: #55a1db;
$custom-light: #90bce6;
$custom-dark: #000000;

JSON

{
  "hex": "#55a1db",
  "rgb": {
    "r": 85,
    "g": 161,
    "b": 219
  },
  "hsl": {
    "h": 205.97,
    "s": 65.049,
    "l": 59.608
  },
  "oklch": {
    "l": 0.68462,
    "c": 0.11447,
    "h": 243.6
  },
  "luminance": 0.32536
}

Semantic roles & 50–950 ramp

primary

#55A1DB

secondary

#E0C2AC

accent

#8940E8

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #55A1DB

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

Preview Lab → · Contrast checker → · Palette generator →