#5BB5CE#5BB5CE

#5BB5CE is a light, moderate cyan. Relative luminance 0.397; OKLCH L 72.7% C 0.093 H 218.4°. Best body text is #000000 at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#5BB5CE
RGB	rgb(91, 181, 206)
HSL	hsl(193, 54%, 58%)
HSV	hsv(193, 56%, 81%)
CMYK	cmyk(55.8%, 12.1%, 0%, 19.2%)
CIE-LAB	lab(69.27, -19.81, -20.83)
CIE-LCH	lch(69.27, 28.75, 226.43°)
OKLab	oklab(72.73% -0.0729 -0.0578)
OKLCH	oklch(72.73% 0.093 218.4)
XYZ	xyz(31.9745, 39.7251, 64.3632)
Luminance	0.3973 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB5CE #CE745B

analogous

#5BCEAD #5BB5CE #5B7BCE

triadic

#5BB5CE #CE5BB5 #B5CE5B

tetradic

#5BB5CE #AD5BCE #CE745B #7BCE5B

square

#5BB5CE #AD5BCE #CE745B #7BCE5B

split-complementary

#5BB5CE #CE5B7B #CEAD5B

monochromatic

#287286 #369AB6 #5BB5CE #8ACADC #B9E0EA

Accessibility & contrast

On white

2.35

#5BB5CE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.95

#5BB5CE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB5CE

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB5CE	#FFFFFF	#000000	##000000
##5BB5CE	1.00	2.35	8.95	8.95
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.95	21.00	1.00	1.00
##000000	8.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5B0CF

Deuteranopia (green-blind)

#94A4CE

Tritanopia (blue-blind)

#00BEBD

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #5bb5ce;
/* rgb */ color: rgb(91, 181, 206);
/* oklch */ color: oklch(72.7% 0.093 218.4);

Tailwind

colors: {
  custom: {
    50: '#93cbdd',
    500: '#5bb5ce',
    950: '#000000',
  },
}

SCSS

$custom: #5bb5ce;
$custom-light: #93cbdd;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb5ce",
  "rgb": {
    "r": 91,
    "g": 181,
    "b": 206
  },
  "hsl": {
    "h": 193.043,
    "s": 53.991,
    "l": 58.235
  },
  "oklch": {
    "l": 0.72726,
    "c": 0.09299,
    "h": 218.4
  },
  "luminance": 0.39728
}

Semantic roles & 50–950 ramp

primary

#5BB5CE

secondary

#D9B5AB

accent

#6A4ADD

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #5BB5CE

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

Preview Lab → · Contrast checker → · Palette generator →