#5B9BE9#5B9BE9

#5B9BE9 is a light, vivid cyan. Relative luminance 0.316; OKLCH L 68.1% C 0.134 H 254.4°. Best body text is #000000 at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#5B9BE9
RGB	rgb(91, 155, 233)
HSL	hsl(213, 76%, 64%)
HSV	hsv(213, 61%, 91%)
CMYK	cmyk(60.9%, 33.5%, 0%, 8.6%)
CIE-LAB	lab(62.97, 2.83, -45.47)
CIE-LCH	lch(62.97, 45.56, 273.56°)
OKLab	oklab(68.1% -0.036 -0.1287)
OKLCH	oklch(68.1% 0.134 254.4)
XYZ	xyz(30.7384, 31.5472, 81.5443)
Luminance	0.3155 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B9BE9 #E9A95B

analogous

#5BE2E9 #5B9BE9 #625BE9

triadic

#5B9BE9 #E95B9B #9BE95B

tetradic

#5B9BE9 #E95BE2 #E9A95B #5BE962

square

#5B9BE9 #E95BE2 #E9A95B #5BE962

split-complementary

#5B9BE9 #E9625B #E2E95B

monochromatic

#185DB2 #257AE2 #5B9BE9 #91BCF0 #C7DDF7

Accessibility & contrast

On white

2.87

#5B9BE9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.31

#5B9BE9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5B9BE9

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B9BE9	#FFFFFF	#000000	##000000
##5B9BE9	1.00	2.87	7.31	7.31
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.31	21.00	1.00	1.00
##000000	7.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7AA0EC

Deuteranopia (green-blind)

#6792E7

Tritanopia (blue-blind)

#00ADB7

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #5b9be9;
/* rgb */ color: rgb(91, 155, 233);
/* oklch */ color: oklch(68.1% 0.134 254.4);

Tailwind

colors: {
  custom: {
    50: '#95b8f0',
    500: '#5b9be9',
    950: '#000000',
  },
}

SCSS

$custom: #5b9be9;
$custom-light: #95b8f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5b9be9",
  "rgb": {
    "r": 91,
    "g": 155,
    "b": 233
  },
  "hsl": {
    "h": 212.958,
    "s": 76.344,
    "l": 63.529
  },
  "oklch": {
    "l": 0.68097,
    "c": 0.1336,
    "h": 254.4
  },
  "luminance": 0.3155
}

Semantic roles & 50–950 ramp

primary

#5B9BE9

secondary

#E9D2B7

accent

#7D0DD9

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #5B9BE9

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

Preview Lab → · Contrast checker → · Palette generator →