#5BD8F4#5BD8F4

#5BD8F4 is a very light, moderate cyan. Relative luminance 0.579; OKLCH L 82.3% C 0.116 H 215.1°. Best body text is #000000 at 12.57:1 contrast (WCAG AA passes).

Color values

HEX	#5BD8F4
RGB	rgb(91, 216, 244)
HSL	hsl(191, 87%, 66%)
HSV	hsv(191, 63%, 96%)
CMYK	cmyk(62.7%, 11.5%, 0%, 4.3%)
CIE-LAB	lab(80.66, -26.40, -24.02)
CIE-LCH	lch(80.66, 35.69, 222.30°)
OKLab	oklab(82.29% -0.0951 -0.0667)
OKLCH	oklch(82.29% 0.116 215.1)
XYZ	xyz(45.1927, 57.8628, 94.3573)
Luminance	0.5787 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BD8F4 #F4775B

analogous

#5BF4C3 #5BD8F4 #5B8BF4

triadic

#5BD8F4 #F45BD8 #D8F45B

tetradic

#5BD8F4 #C35BF4 #F4775B #8BF45B

square

#5BD8F4 #C35BF4 #F4775B #8BF45B

split-complementary

#5BD8F4 #F45B8B #F4C35B

monochromatic

#0DA5C7 #22CAF0 #5BD8F4 #94E6F8 #CEF3FC

Accessibility & contrast

On white

1.67

#5BD8F4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.57

#5BD8F4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BD8F4

12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BD8F4	#FFFFFF	#000000	##000000
##5BD8F4	1.00	1.67	12.57	12.57
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.57	21.00	1.00	1.00
##000000	12.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4D2F6

Deuteranopia (green-blind)

#AEC1F4

Tritanopia (blue-blind)

#00E3E1

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #5bd8f4;
/* rgb */ color: rgb(91, 216, 244);
/* oklch */ color: oklch(82.3% 0.116 215.1);

Tailwind

colors: {
  custom: {
    50: '#99e4f7',
    500: '#5bd8f4',
    950: '#000000',
  },
}

SCSS

$custom: #5bd8f4;
$custom-light: #99e4f7;
$custom-dark: #000000;

JSON

{
  "hex": "#5bd8f4",
  "rgb": {
    "r": 91,
    "g": 216,
    "b": 244
  },
  "hsl": {
    "h": 190.98,
    "s": 87.429,
    "l": 65.686
  },
  "oklch": {
    "l": 0.82288,
    "c": 0.11615,
    "h": 215.1
  },
  "luminance": 0.57868
}

Semantic roles & 50–950 ramp

primary

#5BD8F4

secondary

#C44A2F

accent

#2B02E4

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #5BD8F4

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

Preview Lab → · Contrast checker → · Palette generator →