#5BD1F6#5BD1F6

#5BD1F6 is a light, moderate cyan. Relative luminance 0.545; OKLCH L 80.8% C 0.117 H 221.8°. Best body text is #000000 at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#5BD1F6
RGB	rgb(91, 209, 246)
HSL	hsl(194, 90%, 66%)
HSV	hsv(194, 63%, 96%)
CMYK	cmyk(63%, 15%, 0%, 3.5%)
CIE-LAB	lab(78.74, -22.32, -28.02)
CIE-LCH	lch(78.74, 35.83, 231.47°)
OKLab	oklab(80.77% -0.0872 -0.0781)
OKLCH	oklch(80.77% 0.117 221.8)
XYZ	xyz(43.7427, 54.4743, 95.3802)
Luminance	0.5448 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BD1F6 #F6805B

analogous

#5BF6CE #5BD1F6 #5B83F6

triadic

#5BD1F6 #F65BD1 #D1F65B

tetradic

#5BD1F6 #CE5BF6 #F6805B #83F65B

square

#5BD1F6 #CE5BF6 #F6805B #83F65B

split-complementary

#5BD1F6 #F65B83 #F6CE5B

monochromatic

#0B9ECB #21C1F3 #5BD1F6 #95E1F9 #CFF2FC

Accessibility & contrast

On white

1.77

#5BD1F6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.90

#5BD1F6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BD1F6

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BD1F6	#FFFFFF	#000000	##000000
##5BD1F6	1.00	1.77	11.90	11.90
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.90	21.00	1.00	1.00
##000000	11.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBCCF8

Deuteranopia (green-blind)

#A5BCF6

Tritanopia (blue-blind)

#00DDDD

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #5bd1f6;
/* rgb */ color: rgb(91, 209, 246);
/* oklch */ color: oklch(80.8% 0.117 221.8);

Tailwind

colors: {
  custom: {
    50: '#98dff9',
    500: '#5bd1f6',
    950: '#000000',
  },
}

SCSS

$custom: #5bd1f6;
$custom-light: #98dff9;
$custom-dark: #000000;

JSON

{
  "hex": "#5bd1f6",
  "rgb": {
    "r": 91,
    "g": 209,
    "b": 246
  },
  "hsl": {
    "h": 194.323,
    "s": 89.595,
    "l": 66.078
  },
  "oklch": {
    "l": 0.80768,
    "c": 0.11709,
    "h": 221.8
  },
  "luminance": 0.54479
}

Semantic roles & 50–950 ramp

primary

#5BD1F6

secondary

#C7522E

accent

#3700E6

background

#FCFEFF

surface

#F5FCFF

border

#CFD5D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #5BD1F6

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

Preview Lab → · Contrast checker → · Palette generator →