#5BBDDF#5BBDDF

#5BBDDF is a light, moderate cyan. Relative luminance 0.439; OKLCH L 75.3% C 0.104 H 223.6°. Best body text is #000000 at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#5BBDDF
RGB	rgb(91, 189, 223)
HSL	hsl(195, 67%, 62%)
HSV	hsv(195, 59%, 87%)
CMYK	cmyk(59.2%, 15.2%, 0%, 12.5%)
CIE-LAB	lab(72.19, -18.95, -25.66)
CIE-LCH	lch(72.19, 31.90, 233.55°)
OKLab	oklab(75.26% -0.0751 -0.0714)
OKLCH	oklch(75.26% 0.104 223.6)
XYZ	xyz(35.8260, 43.9435, 76.3917)
Luminance	0.4395 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BBDDF #DF7D5B

analogous

#5BDFBF #5BBDDF #5B7BDF

triadic

#5BBDDF #DF5BBD #BDDF5B

tetradic

#5BBDDF #BF5BDF #DF7D5B #7BDF5B

square

#5BBDDF #BF5BDF #DF7D5B #7BDF5B

split-complementary

#5BBDDF #DF5B7B #DFBF5B

monochromatic

#1F7FA0 #29A8D4 #5BBDDF #8ED2E9 #C1E6F3

Accessibility & contrast

On white

2.15

#5BBDDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.79

#5BBDDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BBDDF

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BBDDF	#FFFFFF	#000000	##000000
##5BBDDF	1.00	2.15	9.79	9.79
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.79	21.00	1.00	1.00
##000000	9.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAB9E1

Deuteranopia (green-blind)

#97ABDF

Tritanopia (blue-blind)

#00C8C8

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #5bbddf;
/* rgb */ color: rgb(91, 189, 223);
/* oklch */ color: oklch(75.3% 0.104 223.6);

Tailwind

colors: {
  custom: {
    50: '#95d1e9',
    500: '#5bbddf',
    950: '#000000',
  },
}

SCSS

$custom: #5bbddf;
$custom-light: #95d1e9;
$custom-dark: #000000;

JSON

{
  "hex": "#5bbddf",
  "rgb": {
    "r": 91,
    "g": 189,
    "b": 223
  },
  "hsl": {
    "h": 195.455,
    "s": 67.347,
    "l": 61.569
  },
  "oklch": {
    "l": 0.75258,
    "c": 0.10362,
    "h": 223.6
  },
  "luminance": 0.43947
}

Semantic roles & 50–950 ramp

primary

#5BBDDF

secondary

#E3BFB2

accent

#4616CF

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0E1416

muted

#7E8284

Preview Lab

Preview with #5BBDDF

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

Preview Lab → · Contrast checker → · Palette generator →