#5BB7EB#5BB7EB

#5BB7EB is a light, moderate cyan. Relative luminance 0.421; OKLCH L 74.4% C 0.115 H 236.0°. Best body text is #000000 at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#5BB7EB
RGB	rgb(91, 183, 235)
HSL	hsl(202, 78%, 64%)
HSV	hsv(202, 61%, 92%)
CMYK	cmyk(61.3%, 22.1%, 0%, 7.8%)
CIE-LAB	lab(70.93, -12.14, -34.13)
CIE-LCH	lch(70.93, 36.22, 250.42°)
OKLab	oklab(74.4% -0.0645 -0.0956)
OKLCH	oklch(74.4% 0.115 236)
XYZ	xyz(36.2375, 42.0857, 84.7948)
Luminance	0.4209 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB7EB #EB8F5B

analogous

#5BEBD7 #5BB7EB #5B6FEB

triadic

#5BB7EB #EB5BB7 #B7EB5B

tetradic

#5BB7EB #D75BEB #EB8F5B #6FEB5B

square

#5BB7EB #D75BEB #EB8F5B #6FEB5B

split-complementary

#5BB7EB #EB5B6F #EBD75B

monochromatic

#167CB5 #249FE4 #5BB7EB #92CFF2 #C8E7F8

Accessibility & contrast

On white

2.23

#5BB7EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.42

#5BB7EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB7EB

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB7EB	#FFFFFF	#000000	##000000
##5BB7EB	1.00	2.23	9.42	9.42
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.42	21.00	1.00	1.00
##000000	9.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EB6ED

Deuteranopia (green-blind)

#8BA7EA

Tritanopia (blue-blind)

#00C5C8

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #5bb7eb;
/* rgb */ color: rgb(91, 183, 235);
/* oklch */ color: oklch(74.4% 0.115 236.0);

Tailwind

colors: {
  custom: {
    50: '#96ccf1',
    500: '#5bb7eb',
    950: '#000000',
  },
}

SCSS

$custom: #5bb7eb;
$custom-light: #96ccf1;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb7eb",
  "rgb": {
    "r": 91,
    "g": 183,
    "b": 235
  },
  "hsl": {
    "h": 201.667,
    "s": 78.261,
    "l": 63.922
  },
  "oklch": {
    "l": 0.74404,
    "c": 0.11534,
    "h": 236
  },
  "luminance": 0.42089
}

Semantic roles & 50–950 ramp

primary

#5BB7EB

secondary

#EACAB8

accent

#560BDB

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #5BB7EB

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

Preview Lab → · Contrast checker → · Palette generator →