#5BB5CC#5BB5CC

#5BB5CC is a light, moderate cyan. Relative luminance 0.396; OKLCH L 72.6% C 0.092 H 216.7°. Best body text is #000000 at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#5BB5CC
RGB	rgb(91, 181, 204)
HSL	hsl(192, 53%, 58%)
HSV	hsv(192, 55%, 80%)
CMYK	cmyk(55.4%, 11.3%, 0%, 20%)
CIE-LAB	lab(69.20, -20.39, -19.83)
CIE-LCH	lch(69.20, 28.45, 224.20°)
OKLab	oklab(72.65% -0.0736 -0.055)
OKLCH	oklch(72.65% 0.092 216.7)
XYZ	xyz(31.7331, 39.6286, 63.0918)
Luminance	0.3963 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB5CC #CC725B

analogous

#5BCCAA #5BB5CC #5B7DCC

triadic

#5BB5CC #CC5BB5 #B5CC5B

tetradic

#5BB5CC #AA5BCC #CC725B #7DCC5B

square

#5BB5CC #AA5BCC #CC725B #7DCC5B

split-complementary

#5BB5CC #CC5B7D #CCAA5B

monochromatic

#297184 #3799B2 #5BB5CC #8ACADB #B8DFE9

Accessibility & contrast

On white

2.35

#5BB5CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.93

#5BB5CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB5CC

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB5CC	#FFFFFF	#000000	##000000
##5BB5CC	1.00	2.35	8.93	8.93
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.93	21.00	1.00	1.00
##000000	8.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5B0CD

Deuteranopia (green-blind)

#95A3CC

Tritanopia (blue-blind)

#00BDBC

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #5bb5cc;
/* rgb */ color: rgb(91, 181, 204);
/* oklch */ color: oklch(72.6% 0.092 216.7);

Tailwind

colors: {
  custom: {
    50: '#92cbdb',
    500: '#5bb5cc',
    950: '#000000',
  },
}

SCSS

$custom: #5bb5cc;
$custom-light: #92cbdb;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb5cc",
  "rgb": {
    "r": 91,
    "g": 181,
    "b": 204
  },
  "hsl": {
    "h": 192.212,
    "s": 52.558,
    "l": 57.843
  },
  "oklch": {
    "l": 0.72647,
    "c": 0.0919,
    "h": 216.7
  },
  "luminance": 0.39632
}

Semantic roles & 50–950 ramp

primary

#5BB5CC

secondary

#D8B4AB

accent

#694CDC

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #5BB5CC

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

Preview Lab → · Contrast checker → · Palette generator →