#5BD8F6#5BD8F6

#5BD8F6 is a very light, moderate cyan. Relative luminance 0.580; OKLCH L 82.4% C 0.117 H 216.4°. Best body text is #000000 at 12.60:1 contrast (WCAG AA passes).

Color values

HEX	#5BD8F6
RGB	rgb(91, 216, 246)
HSL	hsl(192, 90%, 66%)
HSV	hsv(192, 63%, 96%)
CMYK	cmyk(63%, 12.2%, 0%, 3.5%)
CIE-LAB	lab(80.73, -25.81, -24.98)
CIE-LCH	lch(80.73, 35.92, 224.06°)
OKLab	oklab(82.37% -0.0943 -0.0695)
OKLCH	oklch(82.37% 0.117 216.4)
XYZ	xyz(45.4980, 57.9849, 95.9653)
Luminance	0.5799 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BD8F6 #F6795B

analogous

#5BF6C6 #5BD8F6 #5B8AF6

triadic

#5BD8F6 #F65BD8 #D8F65B

tetradic

#5BD8F6 #C65BF6 #F6795B #8AF65B

square

#5BD8F6 #C65BF6 #F6795B #8AF65B

split-complementary

#5BD8F6 #F65B8A #F6C65B

monochromatic

#0BA6CB #21CAF3 #5BD8F6 #95E6F9 #CFF4FC

Accessibility & contrast

On white

1.67

#5BD8F6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.60

#5BD8F6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BD8F6

12.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BD8F6	#FFFFFF	#000000	##000000
##5BD8F6	1.00	1.67	12.60	12.60
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.60	21.00	1.00	1.00
##000000	12.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4D2F8

Deuteranopia (green-blind)

#ADC1F6

Tritanopia (blue-blind)

#00E3E1

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #5bd8f6;
/* rgb */ color: rgb(91, 216, 246);
/* oklch */ color: oklch(82.4% 0.117 216.4);

Tailwind

colors: {
  custom: {
    50: '#99e4f9',
    500: '#5bd8f6',
    950: '#000000',
  },
}

SCSS

$custom: #5bd8f6;
$custom-light: #99e4f9;
$custom-dark: #000000;

JSON

{
  "hex": "#5bd8f6",
  "rgb": {
    "r": 91,
    "g": 216,
    "b": 246
  },
  "hsl": {
    "h": 191.613,
    "s": 89.595,
    "l": 66.078
  },
  "oklch": {
    "l": 0.82365,
    "c": 0.11712,
    "h": 216.4
  },
  "luminance": 0.5799
}

Semantic roles & 50–950 ramp

primary

#5BD8F6

secondary

#C74B2E

accent

#2C00E6

background

#FCFEFF

surface

#F5FCFF

border

#CFD5D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #5BD8F6

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

Preview Lab → · Contrast checker → · Palette generator →