#5BB4D1#5BB4D1

#5BB4D1 is a light, moderate cyan. Relative luminance 0.395; OKLCH L 72.6% C 0.095 H 221.8°. Best body text is #000000 at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#5BB4D1
RGB	rgb(91, 180, 209)
HSL	hsl(195, 56%, 59%)
HSV	hsv(195, 56%, 82%)
CMYK	cmyk(56.5%, 13.9%, 0%, 18%)
CIE-LAB	lab(69.09, -18.42, -22.76)
CIE-LCH	lch(69.09, 29.28, 231.01°)
OKLab	oklab(72.61% -0.0706 -0.0632)
OKLCH	oklch(72.61% 0.095 221.8)
XYZ	xyz(32.1398, 39.4671, 66.2334)
Luminance	0.3947 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB4D1 #D1785B

analogous

#5BD1B3 #5BB4D1 #5B79D1

triadic

#5BB4D1 #D15BB4 #B4D15B

tetradic

#5BB4D1 #B35BD1 #D1785B #79D15B

square

#5BB4D1 #B35BD1 #D1785B #79D15B

split-complementary

#5BB4D1 #D15B79 #D1B35B

monochromatic

#27728B #349ABA #5BB4D1 #8BCADE #BBE0EC

Accessibility & contrast

On white

2.36

#5BB4D1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.89

#5BB4D1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB4D1

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB4D1	#FFFFFF	#000000	##000000
##5BB4D1	1.00	2.36	8.89	8.89
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.89	21.00	1.00	1.00
##000000	8.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3B0D3

Deuteranopia (green-blind)

#92A3D1

Tritanopia (blue-blind)

#00BDBD

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #5bb4d1;
/* rgb */ color: rgb(91, 180, 209);
/* oklch */ color: oklch(72.6% 0.095 221.8);

Tailwind

colors: {
  custom: {
    50: '#93cadf',
    500: '#5bb4d1',
    950: '#000000',
  },
}

SCSS

$custom: #5bb4d1;
$custom-light: #93cadf;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb4d1",
  "rgb": {
    "r": 91,
    "g": 180,
    "b": 209
  },
  "hsl": {
    "h": 194.746,
    "s": 56.19,
    "l": 58.824
  },
  "oklch": {
    "l": 0.72613,
    "c": 0.09477,
    "h": 221.8
  },
  "luminance": 0.3947
}

Semantic roles & 50–950 ramp

primary

#5BB4D1

secondary

#DBB8AD

accent

#6D48DF

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #5BB4D1

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

Preview Lab → · Contrast checker → · Palette generator →