#5BBEEB#5BBEEB

#5BBEEB is a light, moderate cyan. Relative luminance 0.450; OKLCH L 76.0% C 0.113 H 230.4°. Best body text is #000000 at 10.01:1 contrast (WCAG AA passes).

Color values

HEX	#5BBEEB
RGB	rgb(91, 190, 235)
HSL	hsl(199, 78%, 64%)
HSV	hsv(199, 61%, 92%)
CMYK	cmyk(61.3%, 19.1%, 0%, 7.8%)
CIE-LAB	lab(72.92, -15.86, -31.05)
CIE-LCH	lch(72.92, 34.86, 242.95°)
OKLab	oklab(75.99% -0.0718 -0.0868)
OKLCH	oklch(75.99% 0.113 230.4)
XYZ	xyz(37.7174, 45.0454, 85.2881)
Luminance	0.4505 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BBEEB #EB885B

analogous

#5BEBD0 #5BBEEB #5B76EB

triadic

#5BBEEB #EB5BBE #BEEB5B

tetradic

#5BBEEB #D05BEB #EB885B #76EB5B

square

#5BBEEB #D05BEB #EB885B #76EB5B

split-complementary

#5BBEEB #EB5B76 #EBD05B

monochromatic

#1684B5 #24A8E4 #5BBEEB #92D4F2 #C8E9F8

Accessibility & contrast

On white

2.10

#5BBEEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.01

#5BBEEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BBEEB

10.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BBEEB	#FFFFFF	#000000	##000000
##5BBEEB	1.00	2.10	10.01	10.01
#FFFFFF	2.10	1.00	21.00	21.00
#000000	10.01	21.00	1.00	1.00
##000000	10.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7BBED

Deuteranopia (green-blind)

#93ACEA

Tritanopia (blue-blind)

#00CACD

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #5bbeeb;
/* rgb */ color: rgb(91, 190, 235);
/* oklch */ color: oklch(76.0% 0.113 230.4);

Tailwind

colors: {
  custom: {
    50: '#96d1f1',
    500: '#5bbeeb',
    950: '#000000',
  },
}

SCSS

$custom: #5bbeeb;
$custom-light: #96d1f1;
$custom-dark: #000000;

JSON

{
  "hex": "#5bbeeb",
  "rgb": {
    "r": 91,
    "g": 190,
    "b": 235
  },
  "hsl": {
    "h": 198.75,
    "s": 78.261,
    "l": 63.922
  },
  "oklch": {
    "l": 0.75989,
    "c": 0.1126,
    "h": 230.4
  },
  "luminance": 0.45049
}

Semantic roles & 50–950 ramp

primary

#5BBEEB

secondary

#EAC7B8

accent

#4C0BDB

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0F1416

muted

#7E8284

Preview Lab

Preview with #5BBEEB

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

Preview Lab → · Contrast checker → · Palette generator →