#5BCBE5#5BCBE5

#5BCBE5 is a light, moderate cyan. Relative luminance 0.506; OKLCH L 78.7% C 0.107 H 215.4°. Best body text is #000000 at 11.12:1 contrast (WCAG AA passes).

Color values

HEX	#5BCBE5
RGB	rgb(91, 203, 229)
HSL	hsl(191, 73%, 63%)
HSV	hsv(191, 60%, 90%)
CMYK	cmyk(60.3%, 11.4%, 0%, 10.2%)
CIE-LAB	lab(76.43, -24.31, -22.44)
CIE-LCH	lch(76.43, 33.08, 222.71°)
OKLab	oklab(78.72% -0.0875 -0.0623)
OKLCH	oklch(78.72% 0.107 215.4)
XYZ	xyz(39.8074, 50.5891, 81.7803)
Luminance	0.5059 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BCBE5 #E5755B

analogous

#5BE5BA #5BCBE5 #5B86E5

triadic

#5BCBE5 #E55BCB #CBE55B

tetradic

#5BCBE5 #BA5BE5 #E5755B #86E55B

square

#5BCBE5 #BA5BE5 #E5755B #86E55B

split-complementary

#5BCBE5 #E55B86 #E5BA5B

monochromatic

#1B90AB #26BADD #5BCBE5 #90DCED #C5ECF6

Accessibility & contrast

On white

1.89

#5BCBE5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.12

#5BCBE5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BCBE5

11.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BCBE5	#FFFFFF	#000000	##000000
##5BCBE5	1.00	1.89	11.12	11.12
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.12	21.00	1.00	1.00
##000000	11.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9C5E6

Deuteranopia (green-blind)

#A5B6E5

Tritanopia (blue-blind)

#00D5D3

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #5bcbe5;
/* rgb */ color: rgb(91, 203, 229);
/* oklch */ color: oklch(78.7% 0.107 215.4);

Tailwind

colors: {
  custom: {
    50: '#96dbed',
    500: '#5bcbe5',
    950: '#000000',
  },
}

SCSS

$custom: #5bcbe5;
$custom-light: #96dbed;
$custom-dark: #000000;

JSON

{
  "hex": "#5bcbe5",
  "rgb": {
    "r": 91,
    "g": 203,
    "b": 229
  },
  "hsl": {
    "h": 191.304,
    "s": 72.632,
    "l": 62.745
  },
  "oklch": {
    "l": 0.78722,
    "c": 0.10742,
    "h": 215.4
  },
  "luminance": 0.50593
}

Semantic roles & 50–950 ramp

primary

#5BCBE5

secondary

#AC4E38

accent

#3611D5

background

#FCFEFE

surface

#F5FBFD

border

#CFD4D5

text

#0F1516

muted

#808484

Preview Lab

Preview with #5BCBE5

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

Preview Lab → · Contrast checker → · Palette generator →