#5BCBE4#5BCBE4

#5BCBE4 is a light, moderate cyan. Relative luminance 0.505; OKLCH L 78.7% C 0.107 H 214.7°. Best body text is #000000 at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#5BCBE4
RGB	rgb(91, 203, 228)
HSL	hsl(191, 72%, 63%)
HSV	hsv(191, 60%, 89%)
CMYK	cmyk(60.1%, 11%, 0%, 10.6%)
CIE-LAB	lab(76.40, -24.60, -21.95)
CIE-LCH	lch(76.40, 32.97, 221.74°)
OKLab	oklab(78.68% -0.0879 -0.0609)
OKLCH	oklch(78.68% 0.107 214.7)
XYZ	xyz(39.6682, 50.5334, 81.0471)
Luminance	0.5054 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BCBE4 #E4745B

analogous

#5BE4B9 #5BCBE4 #5B86E4

triadic

#5BCBE4 #E45BCB #CBE45B

tetradic

#5BCBE4 #B95BE4 #E4745B #86E45B

square

#5BCBE4 #B95BE4 #E4745B #86E45B

split-complementary

#5BCBE4 #E45B86 #E4B95B

monochromatic

#1C8FA9 #26BADB #5BCBE4 #90DCED #C4ECF5

Accessibility & contrast

On white

1.89

#5BCBE4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.11

#5BCBE4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BCBE4

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BCBE4	#FFFFFF	#000000	##000000
##5BCBE4	1.00	1.89	11.11	11.11
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.11	21.00	1.00	1.00
##000000	11.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9C5E5

Deuteranopia (green-blind)

#A5B6E4

Tritanopia (blue-blind)

#00D5D3

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #5bcbe4;
/* rgb */ color: rgb(91, 203, 228);
/* oklch */ color: oklch(78.7% 0.107 214.7);

Tailwind

colors: {
  custom: {
    50: '#96dbec',
    500: '#5bcbe4',
    950: '#000000',
  },
}

SCSS

$custom: #5bcbe4;
$custom-light: #96dbec;
$custom-dark: #000000;

JSON

{
  "hex": "#5bcbe4",
  "rgb": {
    "r": 91,
    "g": 203,
    "b": 228
  },
  "hsl": {
    "h": 190.949,
    "s": 71.728,
    "l": 62.549
  },
  "oklch": {
    "l": 0.78683,
    "c": 0.10694,
    "h": 214.7
  },
  "luminance": 0.50537
}

Semantic roles & 50–950 ramp

primary

#5BCBE4

secondary

#AB4D39

accent

#3512D4

background

#FCFEFE

surface

#F5FBFD

border

#CFD4D5

text

#0F1516

muted

#808484

Preview Lab

Preview with #5BCBE4

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

Preview Lab → · Contrast checker → · Palette generator →