#55B4E0#55B4E0

#55B4E0 is a light, moderate cyan. Relative luminance 0.400; OKLCH L 73.0% C 0.110 H 231.0°. Best body text is #000000 at 8.99:1 contrast (WCAG AA passes).

Color values

HEX	#55B4E0
RGB	rgb(85, 180, 224)
HSL	hsl(199, 69%, 61%)
HSV	hsv(199, 62%, 88%)
CMYK	cmyk(62.1%, 19.6%, 0%, 12.2%)
CIE-LAB	lab(69.44, -15.01, -30.46)
CIE-LCH	lch(69.44, 33.96, 243.77°)
OKLab	oklab(73.02% -0.0691 -0.0852)
OKLCH	oklch(73.02% 0.11 231)
XYZ	xyz(33.5169, 39.9522, 76.4518)
Luminance	0.3996 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55B4E0 #E08155

analogous

#55E0C6 #55B4E0 #556EE0

triadic

#55B4E0 #E055B4 #B4E055

tetradic

#55B4E0 #C655E0 #E08155 #6EE055

square

#55B4E0 #C655E0 #E08155 #6EE055

split-complementary

#55B4E0 #E0556E #E0C655

monochromatic

#1D759E #269BD2 #55B4E0 #89CBE9 #BDE2F3

Accessibility & contrast

On white

2.34

#55B4E0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.99

#55B4E0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55B4E0

8.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55B4E0	#FFFFFF	#000000	##000000
##55B4E0	1.00	2.34	8.99	8.99
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.99	21.00	1.00	1.00
##000000	8.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EB2E2

Deuteranopia (green-blind)

#8BA3DF

Tritanopia (blue-blind)

#00C0C2

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #55b4e0;
/* rgb */ color: rgb(85, 180, 224);
/* oklch */ color: oklch(73.0% 0.110 231.0);

Tailwind

colors: {
  custom: {
    50: '#92cae9',
    500: '#55b4e0',
    950: '#000000',
  },
}

SCSS

$custom: #55b4e0;
$custom-light: #92cae9;
$custom-dark: #000000;

JSON

{
  "hex": "#55b4e0",
  "rgb": {
    "r": 85,
    "g": 180,
    "b": 224
  },
  "hsl": {
    "h": 198.993,
    "s": 69.154,
    "l": 60.588
  },
  "oklch": {
    "l": 0.73016,
    "c": 0.10964,
    "h": 231
  },
  "luminance": 0.39956
}

Semantic roles & 50–950 ramp

primary

#55B4E0

secondary

#E3BFAE

accent

#5014D1

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #55B4E0

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

Preview Lab → · Contrast checker → · Palette generator →