#5BC5EB#5BC5EB

#5BC5EB is a light, moderate cyan. Relative luminance 0.482; OKLCH L 77.6% C 0.111 H 224.6°. Best body text is #000000 at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#5BC5EB
RGB	rgb(91, 197, 235)
HSL	hsl(196, 78%, 64%)
HSV	hsv(196, 61%, 92%)
CMYK	cmyk(61.3%, 16.2%, 0%, 7.8%)
CIE-LAB	lab(74.92, -19.50, -27.98)
CIE-LCH	lch(74.92, 34.10, 235.13°)
OKLab	oklab(77.58% -0.079 -0.078)
OKLCH	oklch(77.58% 0.111 224.6)
XYZ	xyz(39.2701, 48.1508, 85.8056)
Luminance	0.4815 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BC5EB #EB815B

analogous

#5BEBC9 #5BC5EB #5B7DEB

triadic

#5BC5EB #EB5BC5 #C5EB5B

tetradic

#5BC5EB #C95BEB #EB815B #7DEB5B

square

#5BC5EB #C95BEB #EB815B #7DEB5B

split-complementary

#5BC5EB #EB5B7D #EBC95B

monochromatic

#168BB5 #24B2E4 #5BC5EB #92D8F2 #C8ECF8

Accessibility & contrast

On white

1.98

#5BC5EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.63

#5BC5EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BC5EB

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BC5EB	#FFFFFF	#000000	##000000
##5BC5EB	1.00	1.98	10.63	10.63
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.63	21.00	1.00	1.00
##000000	10.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0C1ED

Deuteranopia (green-blind)

#9BB2EB

Tritanopia (blue-blind)

#00D0D1

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #5bc5eb;
/* rgb */ color: rgb(91, 197, 235);
/* oklch */ color: oklch(77.6% 0.111 224.6);

Tailwind

colors: {
  custom: {
    50: '#96d6f1',
    500: '#5bc5eb',
    950: '#000000',
  },
}

SCSS

$custom: #5bc5eb;
$custom-light: #96d6f1;
$custom-dark: #000000;

JSON

{
  "hex": "#5bc5eb",
  "rgb": {
    "r": 91,
    "g": 197,
    "b": 235
  },
  "hsl": {
    "h": 195.833,
    "s": 78.261,
    "l": 63.922
  },
  "oklch": {
    "l": 0.77583,
    "c": 0.11103,
    "h": 224.6
  },
  "luminance": 0.48155
}

Semantic roles & 50–950 ramp

primary

#5BC5EB

secondary

#EAC5B8

accent

#420BDB

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0F1416

muted

#7E8384

Preview Lab

Preview with #5BC5EB

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

Preview Lab → · Contrast checker → · Palette generator →