#5BB4D0#5BB4D0

#5BB4D0 is a light, moderate cyan. Relative luminance 0.394; OKLCH L 72.6% C 0.094 H 221.0°. Best body text is #000000 at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#5BB4D0
RGB	rgb(91, 180, 208)
HSL	hsl(194, 55%, 59%)
HSV	hsv(194, 56%, 82%)
CMYK	cmyk(56.2%, 13.5%, 0%, 18.4%)
CIE-LAB	lab(69.05, -18.71, -22.26)
CIE-LCH	lch(69.05, 29.08, 229.95°)
OKLab	oklab(72.57% -0.071 -0.0618)
OKLCH	oklch(72.57% 0.094 221)
XYZ	xyz(32.0164, 39.4177, 65.5834)
Luminance	0.3942 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BB4D0 #D0775B

analogous

#5BD0B1 #5BB4D0 #5B79D0

triadic

#5BB4D0 #D05BB4 #B4D05B

tetradic

#5BB4D0 #B15BD0 #D0775B #79D05B

square

#5BB4D0 #B15BD0 #D0775B #79D05B

split-complementary

#5BB4D0 #D05B79 #D0B15B

monochromatic

#277289 #3599B9 #5BB4D0 #8BCADE #BAE0EB

Accessibility & contrast

On white

2.36

#5BB4D0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.88

#5BB4D0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BB4D0

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BB4D0	#FFFFFF	#000000	##000000
##5BB4D0	1.00	2.36	8.88	8.88
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.88	21.00	1.00	1.00
##000000	8.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3B0D2

Deuteranopia (green-blind)

#92A3D0

Tritanopia (blue-blind)

#00BDBD

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #5bb4d0;
/* rgb */ color: rgb(91, 180, 208);
/* oklch */ color: oklch(72.6% 0.094 221.0);

Tailwind

colors: {
  custom: {
    50: '#93cade',
    500: '#5bb4d0',
    950: '#000000',
  },
}

SCSS

$custom: #5bb4d0;
$custom-light: #93cade;
$custom-dark: #000000;

JSON

{
  "hex": "#5bb4d0",
  "rgb": {
    "r": 91,
    "g": 180,
    "b": 208
  },
  "hsl": {
    "h": 194.359,
    "s": 55.45,
    "l": 58.627
  },
  "oklch": {
    "l": 0.72573,
    "c": 0.09413,
    "h": 221
  },
  "luminance": 0.39421
}

Semantic roles & 50–950 ramp

primary

#5BB4D0

secondary

#DBB7AC

accent

#6D49DF

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #5BB4D0

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

Preview Lab → · Contrast checker → · Palette generator →