#55B1DE#55B1DE

#55B1DE is a light, moderate cyan. Relative luminance 0.387; OKLCH L 72.2% C 0.109 H 232.3°. Best body text is #000000 at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#55B1DE
RGB	rgb(85, 177, 222)
HSL	hsl(200, 67%, 60%)
HSV	hsv(200, 62%, 87%)
CMYK	cmyk(61.7%, 20.3%, 0%, 12.9%)
CIE-LAB	lab(68.49, -14.03, -30.82)
CIE-LCH	lch(68.49, 33.86, 245.52°)
OKLab	oklab(72.24% -0.0666 -0.0862)
OKLCH	oklch(72.24% 0.109 232.3)
XYZ	xyz(32.6482, 38.6462, 74.8320)
Luminance	0.3865 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55B1DE #DE8255

analogous

#55DEC7 #55B1DE #556CDE

triadic

#55B1DE #DE55B1 #B1DE55

tetradic

#55B1DE #C755DE #DE8255 #6CDE55

square

#55B1DE #C755DE #DE8255 #6CDE55

split-complementary

#55B1DE #DE556C #DEC755

monochromatic

#1E729B #2897CE #55B1DE #88C9E8 #BCE0F2

Accessibility & contrast

On white

2.41

#55B1DE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.73

#55B1DE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55B1DE

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55B1DE	#FFFFFF	#000000	##000000
##55B1DE	1.00	2.41	8.73	8.73
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.73	21.00	1.00	1.00
##000000	8.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9BAFE0

Deuteranopia (green-blind)

#88A1DD

Tritanopia (blue-blind)

#00BDC0

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #55b1de;
/* rgb */ color: rgb(85, 177, 222);
/* oklch */ color: oklch(72.2% 0.109 232.3);

Tailwind

colors: {
  custom: {
    50: '#91c8e8',
    500: '#55b1de',
    950: '#000000',
  },
}

SCSS

$custom: #55b1de;
$custom-light: #91c8e8;
$custom-dark: #000000;

JSON

{
  "hex": "#55b1de",
  "rgb": {
    "r": 85,
    "g": 177,
    "b": 222
  },
  "hsl": {
    "h": 199.708,
    "s": 67.488,
    "l": 60.196
  },
  "oklch": {
    "l": 0.7224,
    "c": 0.10896,
    "h": 232.3
  },
  "luminance": 0.3865
}

Semantic roles & 50–950 ramp

primary

#55B1DE

secondary

#E2BEAD

accent

#5316CF

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #55B1DE

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

Preview Lab → · Contrast checker → · Palette generator →