#5BBDE4#5BBDE4

#5BBDE4 is a light, moderate cyan. Relative luminance 0.442; OKLCH L 75.5% C 0.107 H 226.9°. Best body text is #000000 at 9.84:1 contrast (WCAG AA passes).

Color values

HEX	#5BBDE4
RGB	rgb(91, 189, 228)
HSL	hsl(197, 72%, 63%)
HSV	hsv(197, 60%, 89%)
CMYK	cmyk(60.1%, 17.1%, 0%, 10.6%)
CIE-LAB	lab(72.37, -17.46, -28.10)
CIE-LCH	lch(72.37, 33.08, 238.15°)
OKLab	oklab(75.46% -0.0732 -0.0783)
OKLCH	oklch(75.46% 0.107 226.9)
XYZ	xyz(36.5101, 44.2172, 79.9944)
Luminance	0.4422 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BBDE4 #E4825B

analogous

#5BE4C6 #5BBDE4 #5B79E4

triadic

#5BBDE4 #E45BBD #BDE45B

tetradic

#5BBDE4 #C65BE4 #E4825B #79E45B

square

#5BBDE4 #C65BE4 #E4825B #79E45B

split-complementary

#5BBDE4 #E45B79 #E4C65B

monochromatic

#1C81A9 #26A8DB #5BBDE4 #90D2ED #C4E7F5

Accessibility & contrast

On white

2.13

#5BBDE4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.84

#5BBDE4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BBDE4

9.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BBDE4	#FFFFFF	#000000	##000000
##5BBDE4	1.00	2.13	9.84	9.84
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.84	21.00	1.00	1.00
##000000	9.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8BAE6

Deuteranopia (green-blind)

#95ABE4

Tritanopia (blue-blind)

#00C8CA

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #5bbde4;
/* rgb */ color: rgb(91, 189, 228);
/* oklch */ color: oklch(75.5% 0.107 226.9);

Tailwind

colors: {
  custom: {
    50: '#95d1ec',
    500: '#5bbde4',
    950: '#000000',
  },
}

SCSS

$custom: #5bbde4;
$custom-light: #95d1ec;
$custom-dark: #000000;

JSON

{
  "hex": "#5bbde4",
  "rgb": {
    "r": 91,
    "g": 189,
    "b": 228
  },
  "hsl": {
    "h": 197.08,
    "s": 71.728,
    "l": 62.549
  },
  "oklch": {
    "l": 0.75464,
    "c": 0.10724,
    "h": 226.9
  },
  "luminance": 0.44221
}

Semantic roles & 50–950 ramp

primary

#5BBDE4

secondary

#E6C3B4

accent

#4912D4

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1416

muted

#7E8284

Preview Lab

Preview with #5BBDE4

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

Preview Lab → · Contrast checker → · Palette generator →