#5BC6F3#5BC6F3

#5BC6F3 is a light, moderate cyan. Relative luminance 0.491; OKLCH L 78.1% C 0.117 H 228.7°. Best body text is #000000 at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#5BC6F3
RGB	rgb(91, 198, 243)
HSL	hsl(198, 86%, 65%)
HSV	hsv(198, 63%, 95%)
CMYK	cmyk(62.6%, 18.5%, 0%, 4.7%)
CIE-LAB	lab(75.50, -17.59, -31.39)
CIE-LCH	lch(75.50, 35.98, 240.73°)
OKLab	oklab(78.14% -0.0772 -0.0877)
OKLCH	oklch(78.14% 0.117 228.7)
XYZ	xyz(40.6798, 49.0792, 92.1060)
Luminance	0.4908 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BC6F3 #F3885B

analogous

#5BF3D4 #5BC6F3 #5B7AF3

triadic

#5BC6F3 #F35BC6 #C6F35B

tetradic

#5BC6F3 #D45BF3 #F3885B #7AF35B

square

#5BC6F3 #D45BF3 #F3885B #7AF35B

split-complementary

#5BC6F3 #F35B7A #F3D45B

monochromatic

#0E8FC5 #22B2EF #5BC6F3 #94DAF7 #CDEEFB

Accessibility & contrast

On white

1.94

#5BC6F3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.82

#5BC6F3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BC6F3

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BC6F3	#FFFFFF	#000000	##000000
##5BC6F3	1.00	1.94	10.82	10.82
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.82	21.00	1.00	1.00
##000000	10.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFC3F5

Deuteranopia (green-blind)

#99B3F2

Tritanopia (blue-blind)

#00D3D5

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #5bc6f3;
/* rgb */ color: rgb(91, 198, 243);
/* oklch */ color: oklch(78.1% 0.117 228.7);

Tailwind

colors: {
  custom: {
    50: '#97d7f7',
    500: '#5bc6f3',
    950: '#000000',
  },
}

SCSS

$custom: #5bc6f3;
$custom-light: #97d7f7;
$custom-dark: #000000;

JSON

{
  "hex": "#5bc6f3",
  "rgb": {
    "r": 91,
    "g": 198,
    "b": 243
  },
  "hsl": {
    "h": 197.763,
    "s": 86.364,
    "l": 65.49
  },
  "oklch": {
    "l": 0.78144,
    "c": 0.11683,
    "h": 228.7
  },
  "luminance": 0.49083
}

Semantic roles & 50–950 ramp

primary

#5BC6F3

secondary

#EECBBB

accent

#4503E3

background

#FAFDFF

surface

#F3FAFE

border

#CDD3D6

text

#0F1417

muted

#7F8385

Preview Lab

Preview with #5BC6F3

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

Preview Lab → · Contrast checker → · Palette generator →