#5BD4F8#5BD4F8

#5BD4F8 is a light, moderate cyan. Relative luminance 0.561; OKLCH L 81.5% C 0.118 H 220.7°. Best body text is #000000 at 12.22:1 contrast (WCAG AA passes).

Color values

HEX	#5BD4F8
RGB	rgb(91, 212, 248)
HSL	hsl(194, 92%, 66%)
HSV	hsv(194, 63%, 97%)
CMYK	cmyk(63.3%, 14.5%, 0%, 2.7%)
CIE-LAB	lab(79.66, -23.23, -27.68)
CIE-LCH	lch(79.66, 36.13, 229.99°)
OKLab	oklab(81.53% -0.0895 -0.0771)
OKLCH	oklch(81.53% 0.118 220.7)
XYZ	xyz(44.7943, 56.0837, 97.2533)
Luminance	0.5609 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BD4F8 #F87F5B

analogous

#5BF8CE #5BD4F8 #5B86F8

triadic

#5BD4F8 #F85BD4 #D4F85B

tetradic

#5BD4F8 #CE5BF8 #F87F5B #86F85B

square

#5BD4F8 #CE5BF8 #F87F5B #86F85B

split-complementary

#5BD4F8 #F85B86 #F8CE5B

monochromatic

#09A2D0 #20C5F5 #5BD4F8 #96E3FB #D0F3FD

Accessibility & contrast

On white

1.72

#5BD4F8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.22

#5BD4F8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BD4F8

12.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BD4F8	#FFFFFF	#000000	##000000
##5BD4F8	1.00	1.72	12.22	12.22
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.22	21.00	1.00	1.00
##000000	12.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BECFFA

Deuteranopia (green-blind)

#A8BEF8

Tritanopia (blue-blind)

#00E0DF

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #5bd4f8;
/* rgb */ color: rgb(91, 212, 248);
/* oklch */ color: oklch(81.5% 0.118 220.7);

Tailwind

colors: {
  custom: {
    50: '#99e1fa',
    500: '#5bd4f8',
    950: '#000000',
  },
}

SCSS

$custom: #5bd4f8;
$custom-light: #99e1fa;
$custom-dark: #000000;

JSON

{
  "hex": "#5bd4f8",
  "rgb": {
    "r": 91,
    "g": 212,
    "b": 248
  },
  "hsl": {
    "h": 193.758,
    "s": 91.813,
    "l": 66.471
  },
  "oklch": {
    "l": 0.81531,
    "c": 0.11815,
    "h": 220.7
  },
  "luminance": 0.56088
}

Semantic roles & 50–950 ramp

primary

#5BD4F8

secondary

#CB512C

accent

#3500E6

background

#FCFEFF

surface

#F5FCFF

border

#CFD5D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #5BD4F8

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

Preview Lab → · Contrast checker → · Palette generator →