#55C0EE#55C0EE

#55C0EE is a light, moderate cyan. Relative luminance 0.458; OKLCH L 76.4% C 0.118 H 229.4°. Best body text is #000000 at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#55C0EE
RGB	rgb(85, 192, 238)
HSL	hsl(198, 82%, 63%)
HSV	hsv(198, 64%, 93%)
CMYK	cmyk(64.3%, 19.3%, 0%, 6.7%)
CIE-LAB	lab(73.42, -17.00, -31.93)
CIE-LCH	lch(73.42, 36.17, 241.97°)
OKLab	oklab(76.37% -0.0764 -0.0893)
OKLCH	oklch(76.37% 0.118 229.4)
XYZ	xyz(38.0225, 45.7996, 87.7087)
Luminance	0.4580 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55C0EE #EE8355

analogous

#55EECF #55C0EE #5573EE

triadic

#55C0EE #EE55C0 #C0EE55

tetradic

#55C0EE #CF55EE #EE8355 #73EE55

square

#55C0EE #CF55EE #EE8355 #73EE55

split-complementary

#55C0EE #EE5573 #EECF55

monochromatic

#1285B6 #1DABE8 #55C0EE #8DD5F4 #C4E9F9

Accessibility & contrast

On white

2.07

#55C0EE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.16

#55C0EE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55C0EE

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55C0EE	#FFFFFF	#000000	##000000
##55C0EE	1.00	2.07	10.16	10.16
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.16	21.00	1.00	1.00
##000000	10.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8BDF0

Deuteranopia (green-blind)

#93ADED

Tritanopia (blue-blind)

#00CDCF

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #55c0ee;
/* rgb */ color: rgb(85, 192, 238);
/* oklch */ color: oklch(76.4% 0.118 229.4);

Tailwind

colors: {
  custom: {
    50: '#94d3f3',
    500: '#55c0ee',
    950: '#000000',
  },
}

SCSS

$custom: #55c0ee;
$custom-light: #94d3f3;
$custom-dark: #000000;

JSON

{
  "hex": "#55c0ee",
  "rgb": {
    "r": 85,
    "g": 192,
    "b": 238
  },
  "hsl": {
    "h": 198.039,
    "s": 81.818,
    "l": 63.333
  },
  "oklch": {
    "l": 0.76366,
    "c": 0.11755,
    "h": 229.4
  },
  "luminance": 0.45804
}

Semantic roles & 50–950 ramp

primary

#55C0EE

secondary

#EBC5B4

accent

#4807DE

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1417

muted

#7E8285

Preview Lab

Preview with #55C0EE

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

Preview Lab → · Contrast checker → · Palette generator →