#5BC3F0#5BC3F0

#5BC3F0 is a light, moderate cyan. Relative luminance 0.475; OKLCH L 77.3% C 0.115 H 229.3°. Best body text is #000000 at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#5BC3F0
RGB	rgb(91, 195, 240)
HSL	hsl(198, 83%, 65%)
HSV	hsv(198, 62%, 94%)
CMYK	cmyk(62.1%, 18.8%, 0%, 5.9%)
CIE-LAB	lab(74.53, -16.95, -31.26)
CIE-LCH	lch(74.53, 35.56, 241.54°)
OKLab	oklab(77.34% -0.0752 -0.0874)
OKLCH	oklch(77.34% 0.115 229.3)
XYZ	xyz(39.5515, 47.5416, 89.5132)
Luminance	0.4755 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BC3F0 #F0885B

analogous

#5BF0D3 #5BC3F0 #5B78F0

triadic

#5BC3F0 #F05BC3 #C3F05B

tetradic

#5BC3F0 #D35BF0 #F0885B #78F05B

square

#5BC3F0 #D35BF0 #F0885B #78F05B

split-complementary

#5BC3F0 #F05B78 #F0D35B

monochromatic

#118BBF #23AEEB #5BC3F0 #93D8F5 #CBECFA

Accessibility & contrast

On white

2.00

#5BC3F0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.51

#5BC3F0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BC3F0

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BC3F0	#FFFFFF	#000000	##000000
##5BC3F0	1.00	2.00	10.51	10.51
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.51	21.00	1.00	1.00
##000000	10.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACC0F2

Deuteranopia (green-blind)

#97B1EF

Tritanopia (blue-blind)

#00D0D2

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #5bc3f0;
/* rgb */ color: rgb(91, 195, 240);
/* oklch */ color: oklch(77.3% 0.115 229.3);

Tailwind

colors: {
  custom: {
    50: '#97d5f5',
    500: '#5bc3f0',
    950: '#000000',
  },
}

SCSS

$custom: #5bc3f0;
$custom-light: #97d5f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5bc3f0",
  "rgb": {
    "r": 91,
    "g": 195,
    "b": 240
  },
  "hsl": {
    "h": 198.121,
    "s": 83.24,
    "l": 64.902
  },
  "oklch": {
    "l": 0.77337,
    "c": 0.11525,
    "h": 229.3
  },
  "luminance": 0.47546
}

Semantic roles & 50–950 ramp

primary

#5BC3F0

secondary

#EDC9BA

accent

#4806E0

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0F1417

muted

#7E8385

Preview Lab

Preview with #5BC3F0

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

Preview Lab → · Contrast checker → · Palette generator →