#5BCFEB#5BCFEB

#5BCFEB is a light, moderate cyan. Relative luminance 0.528; OKLCH L 79.9% C 0.111 H 216.3°. Best body text is #000000 at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#5BCFEB
RGB	rgb(91, 207, 235)
HSL	hsl(192, 78%, 64%)
HSV	hsv(192, 61%, 92%)
CMYK	cmyk(61.3%, 11.9%, 0%, 7.8%)
CIE-LAB	lab(77.78, -24.56, -23.60)
CIE-LCH	lch(77.78, 34.06, 223.86°)
OKLab	oklab(79.88% -0.0893 -0.0656)
OKLCH	oklch(79.88% 0.111 216.3)
XYZ	xyz(41.6165, 52.8437, 86.5878)
Luminance	0.5285 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BCFEB #EB775B

analogous

#5BEBBF #5BCFEB #5B87EB

triadic

#5BCFEB #EB5BCF #CFEB5B

tetradic

#5BCFEB #BF5BEB #EB775B #87EB5B

square

#5BCFEB #BF5BEB #EB775B #87EB5B

split-complementary

#5BCFEB #EB5B87 #EBBF5B

monochromatic

#1696B5 #24BFE4 #5BCFEB #92DFF2 #C8EFF8

Accessibility & contrast

On white

1.82

#5BCFEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.57

#5BCFEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BCFEB

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BCFEB	#FFFFFF	#000000	##000000
##5BCFEB	1.00	1.82	11.57	11.57
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.57	21.00	1.00	1.00
##000000	11.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCC9ED

Deuteranopia (green-blind)

#A7BAEB

Tritanopia (blue-blind)

#00D9D8

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #5bcfeb;
/* rgb */ color: rgb(91, 207, 235);
/* oklch */ color: oklch(79.9% 0.111 216.3);

Tailwind

colors: {
  custom: {
    50: '#97def1',
    500: '#5bcfeb',
    950: '#000000',
  },
}

SCSS

$custom: #5bcfeb;
$custom-light: #97def1;
$custom-dark: #000000;

JSON

{
  "hex": "#5bcfeb",
  "rgb": {
    "r": 91,
    "g": 207,
    "b": 235
  },
  "hsl": {
    "h": 191.667,
    "s": 78.261,
    "l": 63.922
  },
  "oklch": {
    "l": 0.79875,
    "c": 0.11082,
    "h": 216.3
  },
  "luminance": 0.52848
}

Semantic roles & 50–950 ramp

primary

#5BCFEB

secondary

#B54E35

accent

#330BDB

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1516

muted

#808485

Preview Lab

Preview with #5BCFEB

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

Preview Lab → · Contrast checker → · Palette generator →