#5BD8F5#5BD8F5

#5BD8F5 is a very light, moderate cyan. Relative luminance 0.579; OKLCH L 82.3% C 0.117 H 215.7°. Best body text is #000000 at 12.59:1 contrast (WCAG AA passes).

Color values

HEX	#5BD8F5
RGB	rgb(91, 216, 245)
HSL	hsl(191, 89%, 66%)
HSV	hsv(191, 63%, 96%)
CMYK	cmyk(62.9%, 11.8%, 0%, 3.9%)
CIE-LAB	lab(80.70, -26.10, -24.50)
CIE-LCH	lch(80.70, 35.80, 223.18°)
OKLab	oklab(82.33% -0.0947 -0.0681)
OKLCH	oklch(82.33% 0.117 215.7)
XYZ	xyz(45.3449, 57.9236, 95.1591)
Luminance	0.5793 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BD8F5 #F5785B

analogous

#5BF5C5 #5BD8F5 #5B8BF5

triadic

#5BD8F5 #F55BD8 #D8F55B

tetradic

#5BD8F5 #C55BF5 #F5785B #8BF55B

square

#5BD8F5 #C55BF5 #F5785B #8BF55B

split-complementary

#5BD8F5 #F55B8B #F5C55B

monochromatic

#0CA6C9 #21CAF1 #5BD8F5 #95E6F9 #CEF3FC

Accessibility & contrast

On white

1.67

#5BD8F5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.59

#5BD8F5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BD8F5

12.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BD8F5	#FFFFFF	#000000	##000000
##5BD8F5	1.00	1.67	12.59	12.59
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.59	21.00	1.00	1.00
##000000	12.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4D2F7

Deuteranopia (green-blind)

#AEC1F5

Tritanopia (blue-blind)

#00E3E1

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #5bd8f5;
/* rgb */ color: rgb(91, 216, 245);
/* oklch */ color: oklch(82.3% 0.117 215.7);

Tailwind

colors: {
  custom: {
    50: '#99e4f8',
    500: '#5bd8f5',
    950: '#000000',
  },
}

SCSS

$custom: #5bd8f5;
$custom-light: #99e4f8;
$custom-dark: #000000;

JSON

{
  "hex": "#5bd8f5",
  "rgb": {
    "r": 91,
    "g": 216,
    "b": 245
  },
  "hsl": {
    "h": 191.299,
    "s": 88.506,
    "l": 65.882
  },
  "oklch": {
    "l": 0.82327,
    "c": 0.11663,
    "h": 215.7
  },
  "luminance": 0.57928
}

Semantic roles & 50–950 ramp

primary

#5BD8F5

secondary

#C64B2E

accent

#2B00E5

background

#FCFEFF

surface

#F5FCFF

border

#CFD5D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #5BD8F5

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

Preview Lab → · Contrast checker → · Palette generator →