#55B7E9#55B7E9

#55B7E9 is a light, moderate cyan. Relative luminance 0.417; OKLCH L 74.1% C 0.117 H 233.7°. Best body text is #000000 at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#55B7E9
RGB	rgb(85, 183, 233)
HSL	hsl(200, 77%, 62%)
HSV	hsv(200, 64%, 91%)
CMYK	cmyk(63.5%, 21.5%, 0%, 8.6%)
CIE-LAB	lab(70.65, -13.80, -33.49)
CIE-LCH	lch(70.65, 36.22, 247.60°)
OKLab	oklab(74.1% -0.069 -0.0938)
OKLCH	oklch(74.1% 0.117 233.7)
XYZ	xyz(35.3821, 41.6778, 83.2550)
Luminance	0.4168 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55B7E9 #E98755

analogous

#55E9D1 #55B7E9 #556DE9

triadic

#55B7E9 #E955B7 #B7E955

tetradic

#55B7E9 #D155E9 #E98755 #6DE955

square

#55B7E9 #D155E9 #E98755 #6DE955

split-complementary

#55B7E9 #E9556D #E9D155

monochromatic

#167AAD #1FA0E2 #55B7E9 #8BCEF0 #C1E5F7

Accessibility & contrast

On white

2.25

#55B7E9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.34

#55B7E9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55B7E9

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55B7E9	#FFFFFF	#000000	##000000
##55B7E9	1.00	2.25	9.34	9.34
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.34	21.00	1.00	1.00
##000000	9.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FB5EB

Deuteranopia (green-blind)

#8AA6E8

Tritanopia (blue-blind)

#00C4C8

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #55b7e9;
/* rgb */ color: rgb(85, 183, 233);
/* oklch */ color: oklch(74.1% 0.117 233.7);

Tailwind

colors: {
  custom: {
    50: '#93ccf0',
    500: '#55b7e9',
    950: '#000000',
  },
}

SCSS

$custom: #55b7e9;
$custom-light: #93ccf0;
$custom-dark: #000000;

JSON

{
  "hex": "#55b7e9",
  "rgb": {
    "r": 85,
    "g": 183,
    "b": 233
  },
  "hsl": {
    "h": 200.27,
    "s": 77.083,
    "l": 62.353
  },
  "oklch": {
    "l": 0.74097,
    "c": 0.1165,
    "h": 233.7
  },
  "luminance": 0.41681
}

Semantic roles & 50–950 ramp

primary

#55B7E9

secondary

#E8C4B2

accent

#510CD9

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #55B7E9

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

Preview Lab → · Contrast checker → · Palette generator →