#55C5E9#55C5E9

#55C5E9 is a light, moderate cyan. Relative luminance 0.477; OKLCH L 77.3% C 0.113 H 222.4°. Best body text is #000000 at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#55C5E9
RGB	rgb(85, 197, 233)
HSL	hsl(195, 77%, 62%)
HSV	hsv(195, 64%, 91%)
CMYK	cmyk(63.5%, 15.5%, 0%, 8.6%)
CIE-LAB	lab(74.66, -21.11, -27.31)
CIE-LCH	lch(74.66, 34.52, 232.30°)
OKLab	oklab(77.3% -0.0833 -0.0761)
OKLCH	oklch(77.3% 0.113 222.4)
XYZ	xyz(38.4146, 47.7429, 84.2658)
Luminance	0.4775 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55C5E9 #E97955

analogous

#55E9C3 #55C5E9 #557BE9

triadic

#55C5E9 #E955C5 #C5E955

tetradic

#55C5E9 #C355E9 #E97955 #7BE955

square

#55C5E9 #C355E9 #E97955 #7BE955

split-complementary

#55C5E9 #E9557B #E9C355

monochromatic

#1689AD #1FB3E2 #55C5E9 #8BD7F0 #C1EAF7

Accessibility & contrast

On white

1.99

#55C5E9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.55

#55C5E9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55C5E9

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55C5E9	#FFFFFF	#000000	##000000
##55C5E9	1.00	1.99	10.55	10.55
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.55	21.00	1.00	1.00
##000000	10.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0C1EB

Deuteranopia (green-blind)

#9BB1E9

Tritanopia (blue-blind)

#00D0D0

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #55c5e9;
/* rgb */ color: rgb(85, 197, 233);
/* oklch */ color: oklch(77.3% 0.113 222.4);

Tailwind

colors: {
  custom: {
    50: '#93d6f0',
    500: '#55c5e9',
    950: '#000000',
  },
}

SCSS

$custom: #55c5e9;
$custom-light: #93d6f0;
$custom-dark: #000000;

JSON

{
  "hex": "#55c5e9",
  "rgb": {
    "r": 85,
    "g": 197,
    "b": 233
  },
  "hsl": {
    "h": 194.595,
    "s": 77.083,
    "l": 62.353
  },
  "oklch": {
    "l": 0.77301,
    "c": 0.11285,
    "h": 222.4
  },
  "luminance": 0.47747
}

Semantic roles & 50–950 ramp

primary

#55C5E9

secondary

#E8BFB2

accent

#3E0CD9

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #55C5E9

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

Preview Lab → · Contrast checker → · Palette generator →