#5BD5F3#5BD5F3

#5BD5F3 is a light, moderate cyan. Relative luminance 0.563; OKLCH L 81.6% C 0.115 H 216.8°. Best body text is #000000 at 12.26:1 contrast (WCAG AA passes).

Color values

HEX	#5BD5F3
RGB	rgb(91, 213, 243)
HSL	hsl(192, 86%, 65%)
HSV	hsv(192, 63%, 95%)
CMYK	cmyk(62.6%, 12.3%, 0%, 4.7%)
CIE-LAB	lab(79.77, -25.20, -24.84)
CIE-LCH	lch(79.77, 35.39, 224.59°)
OKLab	oklab(81.56% -0.0924 -0.0691)
OKLCH	oklch(81.56% 0.115 216.8)
XYZ	xyz(44.2797, 56.2791, 93.3060)
Luminance	0.5628 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BD5F3 #F3795B

analogous

#5BF3C5 #5BD5F3 #5B89F3

triadic

#5BD5F3 #F35BD5 #D5F35B

tetradic

#5BD5F3 #C55BF3 #F3795B #89F35B

square

#5BD5F3 #C55BF3 #F3795B #89F35B

split-complementary

#5BD5F3 #F35B89 #F3C55B

monochromatic

#0EA1C5 #22C6EF #5BD5F3 #94E4F7 #CDF2FB

Accessibility & contrast

On white

1.71

#5BD5F3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.26

#5BD5F3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BD5F3

12.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BD5F3	#FFFFFF	#000000	##000000
##5BD5F3	1.00	1.71	12.26	12.26
#FFFFFF	1.71	1.00	21.00	21.00
#000000	12.26	21.00	1.00	1.00
##000000	12.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1CFF5

Deuteranopia (green-blind)

#ABBFF3

Tritanopia (blue-blind)

#00E0DE

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #5bd5f3;
/* rgb */ color: rgb(91, 213, 243);
/* oklch */ color: oklch(81.6% 0.115 216.8);

Tailwind

colors: {
  custom: {
    50: '#98e2f7',
    500: '#5bd5f3',
    950: '#000000',
  },
}

SCSS

$custom: #5bd5f3;
$custom-light: #98e2f7;
$custom-dark: #000000;

JSON

{
  "hex": "#5bd5f3",
  "rgb": {
    "r": 91,
    "g": 213,
    "b": 243
  },
  "hsl": {
    "h": 191.842,
    "s": 86.364,
    "l": 65.49
  },
  "oklch": {
    "l": 0.81562,
    "c": 0.11538,
    "h": 216.8
  },
  "luminance": 0.56284
}

Semantic roles & 50–950 ramp

primary

#5BD5F3

secondary

#C24D30

accent

#2F03E3

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #5BD5F3

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

Preview Lab → · Contrast checker → · Palette generator →