#5B9BF2#5B9BF2

#5B9BF2 is a light, vivid cyan. Relative luminance 0.321; OKLCH L 68.6% C 0.145 H 256.5°. Best body text is #000000 at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#5B9BF2
RGB	rgb(91, 155, 242)
HSL	hsl(215, 85%, 65%)
HSV	hsv(215, 62%, 95%)
CMYK	cmyk(62.4%, 36%, 0%, 5.1%)
CIE-LAB	lab(63.40, 5.78, -49.74)
CIE-LCH	lch(63.40, 50.07, 276.63°)
OKLab	oklab(68.58% -0.0337 -0.1411)
OKLCH	oklch(68.58% 0.145 256.5)
XYZ	xyz(32.0570, 32.0746, 88.4888)
Luminance	0.3208 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B9BF2 #F2B25B

analogous

#5BE6F2 #5B9BF2 #675BF2

triadic

#5B9BF2 #F25B9B #9BF25B

tetradic

#5B9BF2 #F25BE6 #F2B25B #5BF267

square

#5B9BF2 #F25BE6 #F2B25B #5BF267

split-complementary

#5B9BF2 #F2675B #E6F25B

monochromatic

#0F5CC3 #2278EE #5B9BF2 #94BEF6 #CCE0FB

Accessibility & contrast

On white

2.83

#5B9BF2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.42

#5B9BF2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5B9BF2

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B9BF2	#FFFFFF	#000000	##000000
##5B9BF2	1.00	2.83	7.42	7.42
#FFFFFF	2.83	1.00	21.00	21.00
#000000	7.42	21.00	1.00	1.00
##000000	7.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#75A1F6

Deuteranopia (green-blind)

#6093F0

Tritanopia (blue-blind)

#00AFBB

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #5b9bf2;
/* rgb */ color: rgb(91, 155, 242);
/* oklch */ color: oklch(68.6% 0.145 256.5);

Tailwind

colors: {
  custom: {
    50: '#96b8f7',
    500: '#5b9bf2',
    950: '#000000',
  },
}

SCSS

$custom: #5b9bf2;
$custom-light: #96b8f7;
$custom-dark: #000000;

JSON

{
  "hex": "#5b9bf2",
  "rgb": {
    "r": 91,
    "g": 155,
    "b": 242
  },
  "hsl": {
    "h": 214.57,
    "s": 85.311,
    "l": 65.294
  },
  "oklch": {
    "l": 0.68582,
    "c": 0.14508,
    "h": 256.5
  },
  "luminance": 0.32078
}

Semantic roles & 50–950 ramp

primary

#5B9BF2

secondary

#EED8BB

accent

#8404E2

background

#F9FBFF

surface

#F2F6FE

border

#CCD0D6

text

#0F1117

muted

#7E8085

Preview Lab

Preview with #5B9BF2

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

Preview Lab → · Contrast checker → · Palette generator →