#55B1E8#55B1E8

#55B1E8 is a light, moderate cyan. Relative luminance 0.392; OKLCH L 72.7% C 0.118 H 237.7°. Best body text is #000000 at 8.84:1 contrast (WCAG AA passes).

Color values

HEX	#55B1E8
RGB	rgb(85, 177, 232)
HSL	hsl(202, 76%, 62%)
HSV	hsv(202, 63%, 91%)
CMYK	cmyk(63.4%, 23.7%, 0%, 9%)
CIE-LAB	lab(68.89, -10.89, -35.67)
CIE-LCH	lch(68.89, 37.29, 253.02°)
OKLab	oklab(72.69% -0.0632 -0.1001)
OKLCH	oklch(72.69% 0.118 237.7)
XYZ	xyz(34.0284, 39.1983, 82.1010)
Luminance	0.3920 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55B1E8 #E88C55

analogous

#55E8D6 #55B1E8 #5568E8

triadic

#55B1E8 #E855B1 #B1E855

tetradic

#55B1E8 #D655E8 #E88C55 #68E855

square

#55B1E8 #D655E8 #E88C55 #68E855

split-complementary

#55B1E8 #E85568 #E8D655

monochromatic

#1774AB #1F98E1 #55B1E8 #8BCAEF #C1E2F7

Accessibility & contrast

On white

2.38

#55B1E8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.84

#55B1E8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55B1E8

8.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55B1E8	#FFFFFF	#000000	##000000
##55B1E8	1.00	2.38	8.84	8.84
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.84	21.00	1.00	1.00
##000000	8.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97B0EB

Deuteranopia (green-blind)

#83A2E7

Tritanopia (blue-blind)

#00BFC4

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #55b1e8;
/* rgb */ color: rgb(85, 177, 232);
/* oklch */ color: oklch(72.7% 0.118 237.7);

Tailwind

colors: {
  custom: {
    50: '#92c8ef',
    500: '#55b1e8',
    950: '#000000',
  },
}

SCSS

$custom: #55b1e8;
$custom-light: #92c8ef;
$custom-dark: #000000;

JSON

{
  "hex": "#55b1e8",
  "rgb": {
    "r": 85,
    "g": 177,
    "b": 232
  },
  "hsl": {
    "h": 202.449,
    "s": 76.166,
    "l": 62.157
  },
  "oklch": {
    "l": 0.72691,
    "c": 0.11842,
    "h": 237.7
  },
  "luminance": 0.39202
}

Semantic roles & 50–950 ramp

primary

#55B1E8

secondary

#E7C6B1

accent

#590DD8

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #55B1E8

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

Preview Lab → · Contrast checker → · Palette generator →