#5BB7CC#5BB7CC

#5BB7CC is a light, moderate cyan. Relative luminance 0.405; OKLCH L 73.1% C 0.092 H 214.7°. Best body text is #000000 at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#5BB7CC
RGB	rgb(91, 183, 204)
HSL	hsl(191, 53%, 58%)
HSV	hsv(191, 55%, 80%)
CMYK	cmyk(55.4%, 10.3%, 0%, 20%)
CIE-LAB	lab(69.79, -21.42, -18.95)
CIE-LCH	lch(69.79, 28.60, 221.50°)
OKLab	oklab(73.11% -0.0759 -0.0525)
OKLCH	oklch(73.11% 0.092 214.7)
XYZ	xyz(32.1426, 40.4477, 63.2283)
Luminance	0.4045 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB7CC #CC705B

analogous

#5BCCA8 #5BB7CC #5B7FCC

triadic

#5BB7CC #CC5BB7 #B7CC5B

tetradic

#5BB7CC #A85BCC #CC705B #7FCC5B

square

#5BB7CC #A85BCC #CC705B #7FCC5B

split-complementary

#5BB7CC #CC5B7F #CCA85B

monochromatic

#297384 #379CB2 #5BB7CC #8ACBDB #B8E0E9

Accessibility & contrast

On white

2.31

#5BB7CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.09

#5BB7CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB7CC

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB7CC	#FFFFFF	#000000	##000000
##5BB7CC	1.00	2.31	9.09	9.09
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.09	21.00	1.00	1.00
##000000	9.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8B2CD

Deuteranopia (green-blind)

#97A5CC

Tritanopia (blue-blind)

#00BFBD

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #5bb7cc;
/* rgb */ color: rgb(91, 183, 204);
/* oklch */ color: oklch(73.1% 0.092 214.7);

Tailwind

colors: {
  custom: {
    50: '#93ccdb',
    500: '#5bb7cc',
    950: '#000000',
  },
}

SCSS

$custom: #5bb7cc;
$custom-light: #93ccdb;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb7cc",
  "rgb": {
    "r": 91,
    "g": 183,
    "b": 204
  },
  "hsl": {
    "h": 191.15,
    "s": 52.558,
    "l": 57.843
  },
  "oklch": {
    "l": 0.73115,
    "c": 0.09224,
    "h": 214.7
  },
  "luminance": 0.40451
}

Semantic roles & 50–950 ramp

primary

#5BB7CC

secondary

#D8B3AB

accent

#674CDC

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #5BB7CC

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

Preview Lab → · Contrast checker → · Palette generator →