#5BC3E9#5BC3E9

#5BC3E9 is a light, moderate cyan. Relative luminance 0.471; OKLCH L 77.0% C 0.110 H 225.0°. Best body text is #000000 at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#5BC3E9
RGB	rgb(91, 195, 233)
HSL	hsl(196, 76%, 64%)
HSV	hsv(196, 61%, 91%)
CMYK	cmyk(60.9%, 16.3%, 0%, 8.6%)
CIE-LAB	lab(74.28, -19.06, -27.89)
CIE-LCH	lch(74.28, 33.78, 235.64°)
OKLab	oklab(77.04% -0.0777 -0.0777)
OKLCH	oklch(77.04% 0.11 225)
XYZ	xyz(38.5317, 47.1337, 84.1421)
Luminance	0.4714 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BC3E9 #E9815B

analogous

#5BE9C8 #5BC3E9 #5B7CE9

triadic

#5BC3E9 #E95BC3 #C3E95B

tetradic

#5BC3E9 #C85BE9 #E9815B #7CE95B

square

#5BC3E9 #C85BE9 #E9815B #7CE95B

split-complementary

#5BC3E9 #E95B7C #E9C85B

monochromatic

#1889B2 #25AFE2 #5BC3E9 #91D7F0 #C7EAF7

Accessibility & contrast

On white

2.01

#5BC3E9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.43

#5BC3E9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BC3E9

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BC3E9	#FFFFFF	#000000	##000000
##5BC3E9	1.00	2.01	10.43	10.43
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.43	21.00	1.00	1.00
##000000	10.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEBFEB

Deuteranopia (green-blind)

#9AB0E9

Tritanopia (blue-blind)

#00CECF

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #5bc3e9;
/* rgb */ color: rgb(91, 195, 233);
/* oklch */ color: oklch(77.0% 0.110 225.0);

Tailwind

colors: {
  custom: {
    50: '#96d5f0',
    500: '#5bc3e9',
    950: '#000000',
  },
}

SCSS

$custom: #5bc3e9;
$custom-light: #96d5f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5bc3e9",
  "rgb": {
    "r": 91,
    "g": 195,
    "b": 233
  },
  "hsl": {
    "h": 196.056,
    "s": 76.344,
    "l": 63.529
  },
  "oklch": {
    "l": 0.77044,
    "c": 0.10989,
    "h": 225
  },
  "luminance": 0.47138
}

Semantic roles & 50–950 ramp

primary

#5BC3E9

secondary

#E9C4B7

accent

#430DD9

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0F1416

muted

#7E8384

Preview Lab

Preview with #5BC3E9

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

Preview Lab → · Contrast checker → · Palette generator →