#5BC0E9#5BC0E9

#5BC0E9 is a light, moderate cyan. Relative luminance 0.458; OKLCH L 76.4% C 0.110 H 227.5°. Best body text is #000000 at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#5BC0E9
RGB	rgb(91, 192, 233)
HSL	hsl(197, 76%, 64%)
HSV	hsv(197, 61%, 91%)
CMYK	cmyk(60.9%, 17.6%, 0%, 8.6%)
CIE-LAB	lab(73.42, -17.51, -29.20)
CIE-LCH	lch(73.42, 34.05, 239.05°)
OKLab	oklab(76.36% -0.0746 -0.0815)
OKLCH	oklch(76.36% 0.11 227.5)
XYZ	xyz(37.8662, 45.8028, 83.9203)
Luminance	0.4581 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BC0E9 #E9845B

analogous

#5BE9CB #5BC0E9 #5B79E9

triadic

#5BC0E9 #E95BC0 #C0E95B

tetradic

#5BC0E9 #CB5BE9 #E9845B #79E95B

square

#5BC0E9 #CB5BE9 #E9845B #79E95B

split-complementary

#5BC0E9 #E95B79 #E9CB5B

monochromatic

#1885B2 #25ABE2 #5BC0E9 #91D5F0 #C7E9F7

Accessibility & contrast

On white

2.07

#5BC0E9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.16

#5BC0E9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BC0E9

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BC0E9	#FFFFFF	#000000	##000000
##5BC0E9	1.00	2.07	10.16	10.16
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.16	21.00	1.00	1.00
##000000	10.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AABDEB

Deuteranopia (green-blind)

#96AEE8

Tritanopia (blue-blind)

#00CCCD

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #5bc0e9;
/* rgb */ color: rgb(91, 192, 233);
/* oklch */ color: oklch(76.4% 0.110 227.5);

Tailwind

colors: {
  custom: {
    50: '#96d3f0',
    500: '#5bc0e9',
    950: '#000000',
  },
}

SCSS

$custom: #5bc0e9;
$custom-light: #96d3f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5bc0e9",
  "rgb": {
    "r": 91,
    "g": 192,
    "b": 233
  },
  "hsl": {
    "h": 197.324,
    "s": 76.344,
    "l": 63.529
  },
  "oklch": {
    "l": 0.76359,
    "c": 0.11046,
    "h": 227.5
  },
  "luminance": 0.45807
}

Semantic roles & 50–950 ramp

primary

#5BC0E9

secondary

#E9C5B7

accent

#480DD9

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1416

muted

#7E8284

Preview Lab

Preview with #5BC0E9

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

Preview Lab → · Contrast checker → · Palette generator →