#5BC9F8#5BC9F8

#5BC9F8 is a light, moderate cyan. Relative luminance 0.508; OKLCH L 79.0% C 0.120 H 229.2°. Best body text is #000000 at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#5BC9F8
RGB	rgb(91, 201, 248)
HSL	hsl(198, 92%, 66%)
HSV	hsv(198, 63%, 97%)
CMYK	cmyk(63.3%, 19%, 0%, 2.7%)
CIE-LAB	lab(76.54, -17.62, -32.47)
CIE-LCH	lch(76.54, 36.95, 241.51°)
OKLab	oklab(79.04% -0.0785 -0.0908)
OKLCH	oklch(79.04% 0.12 229.2)
XYZ	xyz(42.1376, 50.7704, 96.3677)
Luminance	0.5078 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BC9F8 #F88A5B

analogous

#5BF8D9 #5BC9F8 #5B7BF8

triadic

#5BC9F8 #F85BC9 #C9F85B

tetradic

#5BC9F8 #D95BF8 #F88A5B #7BF85B

square

#5BC9F8 #D95BF8 #F88A5B #7BF85B

split-complementary

#5BC9F8 #F85B7B #F8D95B

monochromatic

#0994D0 #20B6F5 #5BC9F8 #96DCFB #D0F0FD

Accessibility & contrast

On white

1.88

#5BC9F8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.16

#5BC9F8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BC9F8

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BC9F8	#FFFFFF	#000000	##000000
##5BC9F8	1.00	1.88	11.16	11.16
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.16	21.00	1.00	1.00
##000000	11.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1C6FA

Deuteranopia (green-blind)

#9BB6F7

Tritanopia (blue-blind)

#00D6D8

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #5bc9f8;
/* rgb */ color: rgb(91, 201, 248);
/* oklch */ color: oklch(79.0% 0.120 229.2);

Tailwind

colors: {
  custom: {
    50: '#98d9fa',
    500: '#5bc9f8',
    950: '#000000',
  },
}

SCSS

$custom: #5bc9f8;
$custom-light: #98d9fa;
$custom-dark: #000000;

JSON

{
  "hex": "#5bc9f8",
  "rgb": {
    "r": 91,
    "g": 201,
    "b": 248
  },
  "hsl": {
    "h": 197.962,
    "s": 91.813,
    "l": 66.471
  },
  "oklch": {
    "l": 0.79036,
    "c": 0.11999,
    "h": 229.2
  },
  "luminance": 0.50775
}

Semantic roles & 50–950 ramp

primary

#5BC9F8

secondary

#CB5C2C

accent

#4500E6

background

#FCFEFF

surface

#F5FBFF

border

#CFD4D7

text

#0F1417

muted

#808385

Preview Lab

Preview with #5BC9F8

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

Preview Lab → · Contrast checker → · Palette generator →