#5BD3F8#5BD3F8

#5BD3F8 is a light, moderate cyan. Relative luminance 0.556; OKLCH L 81.3% C 0.118 H 221.5°. Best body text is #000000 at 12.12:1 contrast (WCAG AA passes).

Color values

HEX	#5BD3F8
RGB	rgb(91, 211, 248)
HSL	hsl(194, 92%, 66%)
HSV	hsv(194, 63%, 97%)
CMYK	cmyk(63.3%, 14.9%, 0%, 2.7%)
CIE-LAB	lab(79.38, -22.73, -28.11)
CIE-LCH	lch(79.38, 36.15, 231.04°)
OKLab	oklab(81.3% -0.0885 -0.0783)
OKLCH	oklch(81.3% 0.118 221.5)
XYZ	xyz(44.5451, 55.5853, 97.1702)
Luminance	0.5559 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BD3F8 #F8805B

analogous

#5BF8CF #5BD3F8 #5B85F8

triadic

#5BD3F8 #F85BD3 #D3F85B

tetradic

#5BD3F8 #CF5BF8 #F8805B #85F85B

square

#5BD3F8 #CF5BF8 #F8805B #85F85B

split-complementary

#5BD3F8 #F85B85 #F8CF5B

monochromatic

#09A1D0 #20C3F5 #5BD3F8 #96E3FB #D0F2FD

Accessibility & contrast

On white

1.73

#5BD3F8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.12

#5BD3F8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BD3F8

12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BD3F8	#FFFFFF	#000000	##000000
##5BD3F8	1.00	1.73	12.12	12.12
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.12	21.00	1.00	1.00
##000000	12.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDCEFA

Deuteranopia (green-blind)

#A7BDF8

Tritanopia (blue-blind)

#00DFDF

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #5bd3f8;
/* rgb */ color: rgb(91, 211, 248);
/* oklch */ color: oklch(81.3% 0.118 221.5);

Tailwind

colors: {
  custom: {
    50: '#99e0fa',
    500: '#5bd3f8',
    950: '#000000',
  },
}

SCSS

$custom: #5bd3f8;
$custom-light: #99e0fa;
$custom-dark: #000000;

JSON

{
  "hex": "#5bd3f8",
  "rgb": {
    "r": 91,
    "g": 211,
    "b": 248
  },
  "hsl": {
    "h": 194.14,
    "s": 91.813,
    "l": 66.471
  },
  "oklch": {
    "l": 0.81303,
    "c": 0.11821,
    "h": 221.5
  },
  "luminance": 0.5559
}

Semantic roles & 50–950 ramp

primary

#5BD3F8

secondary

#CB522C

accent

#3600E6

background

#FCFEFF

surface

#F5FCFF

border

#CFD5D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #5BD3F8

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

Preview Lab → · Contrast checker → · Palette generator →