#5BC9EA#5BC9EA

#5BC9EA is a light, moderate cyan. Relative luminance 0.499; OKLCH L 78.5% C 0.110 H 220.6°. Best body text is #000000 at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#5BC9EA
RGB	rgb(91, 201, 234)
HSL	hsl(194, 77%, 64%)
HSV	hsv(194, 61%, 92%)
CMYK	cmyk(61.1%, 14.1%, 0%, 8.2%)
CIE-LAB	lab(76.03, -21.84, -25.74)
CIE-LCH	lch(76.03, 33.75, 229.69°)
OKLab	oklab(78.46% -0.0835 -0.0716)
OKLCH	oklch(78.46% 0.11 220.6)
XYZ	xyz(40.0464, 49.9339, 85.3537)
Luminance	0.4994 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5BC9EA #EA7C5B

analogous

#5BEAC3 #5BC9EA #5B81EA

triadic

#5BC9EA #EA5BC9 #C9EA5B

tetradic

#5BC9EA #C35BEA #EA7C5B #81EA5B

square

#5BC9EA #C35BEA #EA7C5B #81EA5B

split-complementary

#5BC9EA #EA5B81 #EAC35B

monochromatic

#178FB4 #25B7E3 #5BC9EA #91DBF1 #C8EDF8

Accessibility & contrast

On white

1.91

#5BC9EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.99

#5BC9EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BC9EA

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5BC9EA	#FFFFFF	#000000	##000000
##5BC9EA	1.00	1.91	10.99	10.99
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.99	21.00	1.00	1.00
##000000	10.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5C4EC

Deuteranopia (green-blind)

#A0B5EA

Tritanopia (blue-blind)

#00D4D3

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #5bc9ea;
/* rgb */ color: rgb(91, 201, 234);
/* oklch */ color: oklch(78.5% 0.110 220.6);

Tailwind

colors: {
  custom: {
    50: '#97d9f0',
    500: '#5bc9ea',
    950: '#000000',
  },
}

SCSS

$custom: #5bc9ea;
$custom-light: #97d9f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5bc9ea",
  "rgb": {
    "r": 91,
    "g": 201,
    "b": 234
  },
  "hsl": {
    "h": 193.846,
    "s": 77.297,
    "l": 63.725
  },
  "oklch": {
    "l": 0.78458,
    "c": 0.11004,
    "h": 220.6
  },
  "luminance": 0.49938
}

Semantic roles & 50–950 ramp

primary

#5BC9EA

secondary

#EAC3B7

accent

#3B0CDA

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0F1416

muted

#7E8384

Preview Lab

Preview with #5BC9EA

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

Preview Lab → · Contrast checker → · Palette generator →