#5BDAF6#5BDAF6

#5BDAF6 is a very light, moderate cyan. Relative luminance 0.590; OKLCH L 82.8% C 0.117 H 214.8°. Best body text is #000000 at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#5BDAF6
RGB	rgb(91, 218, 246)
HSL	hsl(191, 90%, 66%)
HSV	hsv(191, 63%, 96%)
CMYK	cmyk(63%, 11.4%, 0%, 3.5%)
CIE-LAB	lab(81.30, -26.80, -24.11)
CIE-LCH	lch(81.30, 36.05, 221.98°)
OKLab	oklab(82.82% -0.0963 -0.067)
OKLCH	oklch(82.82% 0.117 214.8)
XYZ	xyz(46.0135, 59.0159, 96.1371)
Luminance	0.5902 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BDAF6 #F6775B

analogous

#5BF6C4 #5BDAF6 #5B8CF6

triadic

#5BDAF6 #F65BDA #DAF65B

tetradic

#5BDAF6 #C45BF6 #F6775B #8CF65B

square

#5BDAF6 #C45BF6 #F6775B #8CF65B

split-complementary

#5BDAF6 #F65B8C #F6C45B

monochromatic

#0BA9CB #21CDF3 #5BDAF6 #95E7F9 #CFF4FC

Accessibility & contrast

On white

1.64

#5BDAF6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.80

#5BDAF6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BDAF6

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BDAF6	#FFFFFF	#000000	##000000
##5BDAF6	1.00	1.64	12.80	12.80
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.80	21.00	1.00	1.00
##000000	12.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6D3F8

Deuteranopia (green-blind)

#B0C3F6

Tritanopia (blue-blind)

#00E5E3

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #5bdaf6;
/* rgb */ color: rgb(91, 218, 246);
/* oklch */ color: oklch(82.8% 0.117 214.8);

Tailwind

colors: {
  custom: {
    50: '#99e5f9',
    500: '#5bdaf6',
    950: '#000000',
  },
}

SCSS

$custom: #5bdaf6;
$custom-light: #99e5f9;
$custom-dark: #000000;

JSON

{
  "hex": "#5bdaf6",
  "rgb": {
    "r": 91,
    "g": 218,
    "b": 246
  },
  "hsl": {
    "h": 190.839,
    "s": 89.595,
    "l": 66.078
  },
  "oklch": {
    "l": 0.82823,
    "c": 0.11733,
    "h": 214.8
  },
  "luminance": 0.59021
}

Semantic roles & 50–950 ramp

primary

#5BDAF6

secondary

#C7492E

accent

#2900E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#0F1617

muted

#808485

Preview Lab

Preview with #5BDAF6

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

Preview Lab → · Contrast checker → · Palette generator →