#5BC5DD#5BC5DD

#5BC5DD is a light, moderate cyan. Relative luminance 0.474; OKLCH L 77.0% C 0.103 H 214.9°. Best body text is #000000 at 10.48:1 contrast (WCAG AA passes).

Color values

HEX	#5BC5DD
RGB	rgb(91, 197, 221)
HSL	hsl(191, 66%, 61%)
HSV	hsv(191, 59%, 87%)
CMYK	cmyk(58.8%, 10.9%, 0%, 13.3%)
CIE-LAB	lab(74.43, -23.62, -21.17)
CIE-LCH	lch(74.43, 31.72, 221.86°)
OKLab	oklab(77.03% -0.0843 -0.0587)
OKLCH	oklch(77.03% 0.103 214.9)
XYZ	xyz(37.3265, 47.3734, 75.5695)
Luminance	0.4738 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BC5DD #DD735B

analogous

#5BDDB4 #5BC5DD #5B84DD

triadic

#5BC5DD #DD5BC5 #C5DD5B

tetradic

#5BC5DD #B45BDD #DD735B #84DD5B

square

#5BC5DD #B45BDD #DD735B #84DD5B

split-complementary

#5BC5DD #DD5B84 #DDB45B

monochromatic

#21869D #2BB1D0 #5BC5DD #8ED7E8 #C0E9F2

Accessibility & contrast

On white

2.00

#5BC5DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.48

#5BC5DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BC5DD

10.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BC5DD	#FFFFFF	#000000	##000000
##5BC5DD	1.00	2.00	10.48	10.48
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.48	21.00	1.00	1.00
##000000	10.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4BFDE

Deuteranopia (green-blind)

#A1B1DD

Tritanopia (blue-blind)

#00CECC

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #5bc5dd;
/* rgb */ color: rgb(91, 197, 221);
/* oklch */ color: oklch(77.0% 0.103 214.9);

Tailwind

colors: {
  custom: {
    50: '#95d6e7',
    500: '#5bc5dd',
    950: '#000000',
  },
}

SCSS

$custom: #5bc5dd;
$custom-light: #95d6e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5bc5dd",
  "rgb": {
    "r": 91,
    "g": 197,
    "b": 221
  },
  "hsl": {
    "h": 191.077,
    "s": 65.657,
    "l": 61.176
  },
  "oklch": {
    "l": 0.77026,
    "c": 0.10274,
    "h": 214.9
  },
  "luminance": 0.47377
}

Semantic roles & 50–950 ramp

primary

#5BC5DD

secondary

#E2BBB1

accent

#3A18CE

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #5BC5DD

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

Preview Lab → · Contrast checker → · Palette generator →