#5BBDDE#5BBDDE

#5BBDDE is a light, moderate cyan. Relative luminance 0.439; OKLCH L 75.2% C 0.103 H 222.9°. Best body text is #000000 at 9.78:1 contrast (WCAG AA passes).

Color values

HEX	#5BBDDE
RGB	rgb(91, 189, 222)
HSL	hsl(195, 66%, 61%)
HSV	hsv(195, 59%, 87%)
CMYK	cmyk(59%, 14.9%, 0%, 12.9%)
CIE-LAB	lab(72.15, -19.25, -25.17)
CIE-LCH	lch(72.15, 31.69, 232.60°)
OKLab	oklab(75.22% -0.0754 -0.07)
OKLCH	oklch(75.22% 0.103 222.9)
XYZ	xyz(35.6916, 43.8898, 75.6837)
Luminance	0.4389 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BBDDE #DE7C5B

analogous

#5BDEBE #5BBDDE #5B7CDE

triadic

#5BBDDE #DE5BBD #BDDE5B

tetradic

#5BBDDE #BE5BDE #DE7C5B #7CDE5B

square

#5BBDDE #BE5BDE #DE7C5B #7CDE5B

split-complementary

#5BBDDE #DE5B7C #DEBE5B

monochromatic

#207F9F #2AA7D2 #5BBDDE #8ED2E8 #C1E6F3

Accessibility & contrast

On white

2.15

#5BBDDE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.78

#5BBDDE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BBDDE

9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BBDDE	#FFFFFF	#000000	##000000
##5BBDDE	1.00	2.15	9.78	9.78
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.78	21.00	1.00	1.00
##000000	9.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAB9E0

Deuteranopia (green-blind)

#97ABDE

Tritanopia (blue-blind)

#00C7C7

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #5bbdde;
/* rgb */ color: rgb(91, 189, 222);
/* oklch */ color: oklch(75.2% 0.103 222.9);

Tailwind

colors: {
  custom: {
    50: '#95d1e8',
    500: '#5bbdde',
    950: '#000000',
  },
}

SCSS

$custom: #5bbdde;
$custom-light: #95d1e8;
$custom-dark: #000000;

JSON

{
  "hex": "#5bbdde",
  "rgb": {
    "r": 91,
    "g": 189,
    "b": 222
  },
  "hsl": {
    "h": 195.115,
    "s": 66.497,
    "l": 61.373
  },
  "oklch": {
    "l": 0.75217,
    "c": 0.10294,
    "h": 222.9
  },
  "luminance": 0.43893
}

Semantic roles & 50–950 ramp

primary

#5BBDDE

secondary

#E3BEB2

accent

#4517CE

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0E1416

muted

#7E8284

Preview Lab

Preview with #5BBDDE

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

Preview Lab → · Contrast checker → · Palette generator →