#5BBDE8#5BBDE8

#5BBDE8 is a light, moderate cyan. Relative luminance 0.444; OKLCH L 75.6% C 0.110 H 229.4°. Best body text is #000000 at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#5BBDE8
RGB	rgb(91, 189, 232)
HSL	hsl(198, 75%, 63%)
HSV	hsv(198, 61%, 91%)
CMYK	cmyk(60.8%, 18.5%, 0%, 9%)
CIE-LAB	lab(72.52, -16.25, -30.04)
CIE-LCH	lch(72.52, 34.15, 241.59°)
OKLab	oklab(75.63% -0.0718 -0.0839)
OKLCH	oklch(75.63% 0.11 229.4)
XYZ	xyz(37.0718, 44.4418, 82.9527)
Luminance	0.4445 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BBDE8 #E8865B

analogous

#5BE8CC #5BBDE8 #5B76E8

triadic

#5BBDE8 #E85BBD #BDE85B

tetradic

#5BBDE8 #CC5BE8 #E8865B #76E85B

square

#5BBDE8 #CC5BE8 #E8865B #76E85B

split-complementary

#5BBDE8 #E85B76 #E8CC5B

monochromatic

#1982B0 #25A7E0 #5BBDE8 #91D3F0 #C6E8F7

Accessibility & contrast

On white

2.12

#5BBDE8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.89

#5BBDE8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BBDE8

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BBDE8	#FFFFFF	#000000	##000000
##5BBDE8	1.00	2.12	9.89	9.89
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.89	21.00	1.00	1.00
##000000	9.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7BAEA

Deuteranopia (green-blind)

#93ABE7

Tritanopia (blue-blind)

#00C9CB

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #5bbde8;
/* rgb */ color: rgb(91, 189, 232);
/* oklch */ color: oklch(75.6% 0.110 229.4);

Tailwind

colors: {
  custom: {
    50: '#96d1ef',
    500: '#5bbde8',
    950: '#000000',
  },
}

SCSS

$custom: #5bbde8;
$custom-light: #96d1ef;
$custom-dark: #000000;

JSON

{
  "hex": "#5bbde8",
  "rgb": {
    "r": 91,
    "g": 189,
    "b": 232
  },
  "hsl": {
    "h": 198.298,
    "s": 75.401,
    "l": 63.333
  },
  "oklch": {
    "l": 0.75633,
    "c": 0.11041,
    "h": 229.4
  },
  "luminance": 0.44446
}

Semantic roles & 50–950 ramp

primary

#5BBDE8

secondary

#E9C6B6

accent

#4B0ED8

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1416

muted

#7E8284

Preview Lab

Preview with #5BBDE8

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

Preview Lab → · Contrast checker → · Palette generator →