#55B8DD#55B8DD

#55B8DD is a light, moderate cyan. Relative luminance 0.414; OKLCH L 73.8% C 0.106 H 225.6°. Best body text is #000000 at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#55B8DD
RGB	rgb(85, 184, 221)
HSL	hsl(196, 67%, 60%)
HSV	hsv(196, 62%, 87%)
CMYK	cmyk(61.5%, 16.7%, 0%, 13.3%)
CIE-LAB	lab(70.48, -18.04, -27.22)
CIE-LCH	lch(70.48, 32.65, 236.47°)
OKLab	oklab(73.81% -0.0743 -0.0759)
OKLCH	oklch(73.81% 0.106 225.6)
XYZ	xyz(33.9328, 41.4293, 74.6010)
Luminance	0.4143 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55B8DD #DD7A55

analogous

#55DDBE #55B8DD #5574DD

triadic

#55B8DD #DD55B8 #B8DD55

tetradic

#55B8DD #BE55DD #DD7A55 #74DD55

square

#55B8DD #BE55DD #DD7A55 #74DD55

split-complementary

#55B8DD #DD5574 #DDBE55

monochromatic

#1F7899 #29A0CC #55B8DD #88CDE7 #BBE3F1

Accessibility & contrast

On white

2.26

#55B8DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.29

#55B8DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55B8DD

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55B8DD	#FFFFFF	#000000	##000000
##55B8DD	1.00	2.26	9.29	9.29
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.29	21.00	1.00	1.00
##000000	9.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4B4DF

Deuteranopia (green-blind)

#91A6DD

Tritanopia (blue-blind)

#00C3C4

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #55b8dd;
/* rgb */ color: rgb(85, 184, 221);
/* oklch */ color: oklch(73.8% 0.106 225.6);

Tailwind

colors: {
  custom: {
    50: '#91cde7',
    500: '#55b8dd',
    950: '#000000',
  },
}

SCSS

$custom: #55b8dd;
$custom-light: #91cde7;
$custom-dark: #000000;

JSON

{
  "hex": "#55b8dd",
  "rgb": {
    "r": 85,
    "g": 184,
    "b": 221
  },
  "hsl": {
    "h": 196.324,
    "s": 66.667,
    "l": 60
  },
  "oklch": {
    "l": 0.73808,
    "c": 0.10623,
    "h": 225.6
  },
  "luminance": 0.41433
}

Semantic roles & 50–950 ramp

primary

#55B8DD

secondary

#E1BBAD

accent

#6D3EEA

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #55B8DD

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

Preview Lab → · Contrast checker → · Palette generator →