#5BC4EE#5BC4EE

#5BC4EE is a light, moderate cyan. Relative luminance 0.479; OKLCH L 77.5% C 0.113 H 227.3°. Best body text is #000000 at 10.58:1 contrast (WCAG AA passes).

Color values

HEX	#5BC4EE
RGB	rgb(91, 196, 238)
HSL	hsl(197, 81%, 65%)
HSV	hsv(197, 62%, 93%)
CMYK	cmyk(61.8%, 17.6%, 0%, 6.7%)
CIE-LAB	lab(74.74, -18.07, -29.86)
CIE-LCH	lch(74.74, 34.91, 238.81°)
OKLab	oklab(77.48% -0.0769 -0.0833)
OKLCH	oklch(77.48% 0.113 227.3)
XYZ	xyz(39.4809, 47.8730, 88.0321)
Luminance	0.4788 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BC4EE #EE855B

analogous

#5BEECF #5BC4EE #5B7BEE

triadic

#5BC4EE #EE5BC4 #C4EE5B

tetradic

#5BC4EE #CF5BEE #EE855B #7BEE5B

square

#5BC4EE #CF5BEE #EE855B #7BEE5B

split-complementary

#5BC4EE #EE5B7B #EECF5B

monochromatic

#138BBB #24B0E8 #5BC4EE #92D8F4 #CAECF9

Accessibility & contrast

On white

1.99

#5BC4EE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.58

#5BC4EE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BC4EE

10.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BC4EE	#FFFFFF	#000000	##000000
##5BC4EE	1.00	1.99	10.58	10.58
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.58	21.00	1.00	1.00
##000000	10.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEC1F0

Deuteranopia (green-blind)

#99B1ED

Tritanopia (blue-blind)

#00D0D2

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #5bc4ee;
/* rgb */ color: rgb(91, 196, 238);
/* oklch */ color: oklch(77.5% 0.113 227.3);

Tailwind

colors: {
  custom: {
    50: '#97d6f3',
    500: '#5bc4ee',
    950: '#000000',
  },
}

SCSS

$custom: #5bc4ee;
$custom-light: #97d6f3;
$custom-dark: #000000;

JSON

{
  "hex": "#5bc4ee",
  "rgb": {
    "r": 91,
    "g": 196,
    "b": 238
  },
  "hsl": {
    "h": 197.143,
    "s": 81.215,
    "l": 64.51
  },
  "oklch": {
    "l": 0.7748,
    "c": 0.11341,
    "h": 227.3
  },
  "luminance": 0.47877
}

Semantic roles & 50–950 ramp

primary

#5BC4EE

secondary

#ECC8B9

accent

#4508DE

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0F1417

muted

#7E8385

Preview Lab

Preview with #5BC4EE

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

Preview Lab → · Contrast checker → · Palette generator →