#5BCBF8#5BCBF8

#5BCBF8 is a light, moderate cyan. Relative luminance 0.517; OKLCH L 79.5% C 0.119 H 227.7°. Best body text is #000000 at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#5BCBF8
RGB	rgb(91, 203, 248)
HSL	hsl(197, 92%, 66%)
HSV	hsv(197, 63%, 97%)
CMYK	cmyk(63.3%, 18.1%, 0%, 2.7%)
CIE-LAB	lab(77.11, -18.66, -31.60)
CIE-LCH	lch(77.11, 36.70, 239.44°)
OKLab	oklab(79.49% -0.0805 -0.0883)
OKLCH	oklch(79.49% 0.119 227.7)
XYZ	xyz(42.6069, 51.7089, 96.5241)
Luminance	0.5171 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BCBF8 #F8885B

analogous

#5BF8D6 #5BCBF8 #5B7DF8

triadic

#5BCBF8 #F85BCB #CBF85B

tetradic

#5BCBF8 #D65BF8 #F8885B #7DF85B

square

#5BCBF8 #D65BF8 #F8885B #7DF85B

split-complementary

#5BCBF8 #F85B7D #F8D65B

monochromatic

#0997D0 #20B8F5 #5BCBF8 #96DEFB #D0F0FD

Accessibility & contrast

On white

1.85

#5BCBF8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.34

#5BCBF8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BCBF8

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BCBF8	#FFFFFF	#000000	##000000
##5BCBF8	1.00	1.85	11.34	11.34
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.34	21.00	1.00	1.00
##000000	11.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3C8FA

Deuteranopia (green-blind)

#9DB7F7

Tritanopia (blue-blind)

#00D8DA

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #5bcbf8;
/* rgb */ color: rgb(91, 203, 248);
/* oklch */ color: oklch(79.5% 0.119 227.7);

Tailwind

colors: {
  custom: {
    50: '#98dbfa',
    500: '#5bcbf8',
    950: '#000000',
  },
}

SCSS

$custom: #5bcbf8;
$custom-light: #98dbfa;
$custom-dark: #000000;

JSON

{
  "hex": "#5bcbf8",
  "rgb": {
    "r": 91,
    "g": 203,
    "b": 248
  },
  "hsl": {
    "h": 197.197,
    "s": 91.813,
    "l": 66.471
  },
  "oklch": {
    "l": 0.79488,
    "c": 0.11946,
    "h": 227.7
  },
  "luminance": 0.51713
}

Semantic roles & 50–950 ramp

primary

#5BCBF8

secondary

#CB5A2C

accent

#4200E6

background

#FCFEFF

surface

#F5FBFF

border

#CFD4D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #5BCBF8

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

Preview Lab → · Contrast checker → · Palette generator →