#55C1EF#55C1EF

#55C1EF is a light, moderate cyan. Relative luminance 0.463; OKLCH L 76.6% C 0.118 H 229.2°. Best body text is #000000 at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#55C1EF
RGB	rgb(85, 193, 239)
HSL	hsl(198, 83%, 64%)
HSV	hsv(198, 64%, 94%)
CMYK	cmyk(64.4%, 19.2%, 0%, 6.3%)
CIE-LAB	lab(73.74, -17.21, -31.97)
CIE-LCH	lch(73.74, 36.30, 241.70°)
OKLab	oklab(76.64% -0.0771 -0.0894)
OKLCH	oklch(76.64% 0.118 229.2)
XYZ	xyz(38.3901, 46.2992, 88.5580)
Luminance	0.4630 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55C1EF #EF8355

analogous

#55EFD0 #55C1EF #5574EF

triadic

#55C1EF #EF55C1 #C1EF55

tetradic

#55C1EF #D055EF #EF8355 #74EF55

square

#55C1EF #D055EF #EF8355 #74EF55

split-complementary

#55C1EF #EF5574 #EFD055

monochromatic

#1186B8 #1DADEA #55C1EF #8DD5F4 #C5EAFA

Accessibility & contrast

On white

2.05

#55C1EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.26

#55C1EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55C1EF

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55C1EF	#FFFFFF	#000000	##000000
##55C1EF	1.00	2.05	10.26	10.26
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.26	21.00	1.00	1.00
##000000	10.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9BEF1

Deuteranopia (green-blind)

#94AEEE

Tritanopia (blue-blind)

#00CED0

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #55c1ef;
/* rgb */ color: rgb(85, 193, 239);
/* oklch */ color: oklch(76.6% 0.118 229.2);

Tailwind

colors: {
  custom: {
    50: '#94d3f4',
    500: '#55c1ef',
    950: '#000000',
  },
}

SCSS

$custom: #55c1ef;
$custom-light: #94d3f4;
$custom-dark: #000000;

JSON

{
  "hex": "#55c1ef",
  "rgb": {
    "r": 85,
    "g": 193,
    "b": 239
  },
  "hsl": {
    "h": 197.922,
    "s": 82.796,
    "l": 63.529
  },
  "oklch": {
    "l": 0.76637,
    "c": 0.11806,
    "h": 229.2
  },
  "luminance": 0.46303
}

Semantic roles & 50–950 ramp

primary

#55C1EF

secondary

#EBC5B5

accent

#4706DF

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1417

muted

#7E8285

Preview Lab

Preview with #55C1EF

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

Preview Lab → · Contrast checker → · Palette generator →