#5BD3F3#5BD3F3

#5BD3F3 is a light, moderate cyan. Relative luminance 0.553; OKLCH L 81.1% C 0.115 H 218.4°. Best body text is #000000 at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#5BD3F3
RGB	rgb(91, 211, 243)
HSL	hsl(193, 86%, 65%)
HSV	hsv(193, 63%, 95%)
CMYK	cmyk(62.6%, 13.2%, 0%, 4.7%)
CIE-LAB	lab(79.20, -24.21, -25.71)
CIE-LCH	lch(79.20, 35.32, 226.73°)
OKLab	oklab(81.11% -0.0904 -0.0715)
OKLCH	oklch(81.11% 0.115 218.4)
XYZ	xyz(43.7797, 55.2792, 93.1393)
Luminance	0.5528 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BD3F3 #F37B5B

analogous

#5BF3C7 #5BD3F3 #5B87F3

triadic

#5BD3F3 #F35BD3 #D3F35B

tetradic

#5BD3F3 #C75BF3 #F37B5B #87F35B

square

#5BD3F3 #C75BF3 #F37B5B #87F35B

split-complementary

#5BD3F3 #F35B87 #F3C75B

monochromatic

#0E9FC5 #22C4EF #5BD3F3 #94E2F7 #CDF2FB

Accessibility & contrast

On white

1.74

#5BD3F3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.06

#5BD3F3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BD3F3

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BD3F3	#FFFFFF	#000000	##000000
##5BD3F3	1.00	1.74	12.06	12.06
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.06	21.00	1.00	1.00
##000000	12.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFCDF5

Deuteranopia (green-blind)

#A9BDF3

Tritanopia (blue-blind)

#00DEDD

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #5bd3f3;
/* rgb */ color: rgb(91, 211, 243);
/* oklch */ color: oklch(81.1% 0.115 218.4);

Tailwind

colors: {
  custom: {
    50: '#98e0f7',
    500: '#5bd3f3',
    950: '#000000',
  },
}

SCSS

$custom: #5bd3f3;
$custom-light: #98e0f7;
$custom-dark: #000000;

JSON

{
  "hex": "#5bd3f3",
  "rgb": {
    "r": 91,
    "g": 211,
    "b": 243
  },
  "hsl": {
    "h": 192.632,
    "s": 86.364,
    "l": 65.49
  },
  "oklch": {
    "l": 0.81105,
    "c": 0.11527,
    "h": 218.4
  },
  "luminance": 0.55284
}

Semantic roles & 50–950 ramp

primary

#5BD3F3

secondary

#C24F30

accent

#3203E3

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #5BD3F3

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

Preview Lab → · Contrast checker → · Palette generator →