#5BDDFA#5BDDFA

#5BDDFA is a very light, moderate cyan. Relative luminance 0.608; OKLCH L 83.7% C 0.120 H 215.1°. Best body text is #000000 at 13.17:1 contrast (WCAG AA passes).

Color values

HEX	#5BDDFA
RGB	rgb(91, 221, 250)
HSL	hsl(191, 94%, 67%)
HSV	hsv(191, 64%, 98%)
CMYK	cmyk(63.6%, 11.6%, 0%, 2%)
CIE-LAB	lab(82.29, -27.10, -24.73)
CIE-LCH	lch(82.29, 36.69, 222.37°)
OKLab	oklab(83.66% -0.0978 -0.0687)
OKLCH	oklch(83.66% 0.12 215.1)
XYZ	xyz(47.4190, 60.8341, 99.6670)
Luminance	0.6084 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BDDFA #FA785B

analogous

#5BFAC7 #5BDDFA #5B8EFA

triadic

#5BDDFA #FA5BDD #DDFA5B

tetradic

#5BDDFA #C75BFA #FA785B #8EFA5B

square

#5BDDFA #C75BFA #FA785B #8EFA5B

split-complementary

#5BDDFA #FA5B8E #FAC75B

monochromatic

#06AFD4 #20D1F8 #5BDDFA #96E9FC #D2F6FE

Accessibility & contrast

On white

1.59

#5BDDFA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.17

#5BDDFA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BDDFA

13.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BDDFA	#FFFFFF	#000000	##000000
##5BDDFA	1.00	1.59	13.17	13.17
#FFFFFF	1.59	1.00	21.00	21.00
#000000	13.17	21.00	1.00	1.00
##000000	13.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9D6FC

Deuteranopia (green-blind)

#B2C5FA

Tritanopia (blue-blind)

#00E8E6

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #5bddfa;
/* rgb */ color: rgb(91, 221, 250);
/* oklch */ color: oklch(83.7% 0.120 215.1);

Tailwind

colors: {
  custom: {
    50: '#99e7fc',
    500: '#5bddfa',
    950: '#000000',
  },
}

SCSS

$custom: #5bddfa;
$custom-light: #99e7fc;
$custom-dark: #000000;

JSON

{
  "hex": "#5bddfa",
  "rgb": {
    "r": 91,
    "g": 221,
    "b": 250
  },
  "hsl": {
    "h": 190.943,
    "s": 94.083,
    "l": 66.863
  },
  "oklch": {
    "l": 0.83662,
    "c": 0.11953,
    "h": 215.1
  },
  "luminance": 0.60839
}

Semantic roles & 50–950 ramp

primary

#5BDDFA

secondary

#CF482B

accent

#2A00E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#0F1617

muted

#808485

Preview Lab

Preview with #5BDDFA

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

Preview Lab → · Contrast checker → · Palette generator →