#5B9CE9#5B9CE9

#5B9CE9 is a light, vivid cyan. Relative luminance 0.319; OKLCH L 68.3% C 0.133 H 253.8°. Best body text is #000000 at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#5B9CE9
RGB	rgb(91, 156, 233)
HSL	hsl(213, 76%, 64%)
HSV	hsv(213, 61%, 91%)
CMYK	cmyk(60.9%, 33%, 0%, 8.6%)
CIE-LAB	lab(63.24, 2.25, -45.04)
CIE-LCH	lch(63.24, 45.09, 272.86°)
OKLab	oklab(68.32% -0.037 -0.1274)
OKLCH	oklch(68.32% 0.133 253.8)
XYZ	xyz(30.9055, 31.8814, 81.6000)
Luminance	0.3188 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B9CE9 #E9A85B

analogous

#5BE3E9 #5B9CE9 #615BE9

triadic

#5B9CE9 #E95B9C #9CE95B

tetradic

#5B9CE9 #E95BE3 #E9A85B #5BE961

square

#5B9CE9 #E95BE3 #E9A85B #5BE961

split-complementary

#5B9CE9 #E9615B #E3E95B

monochromatic

#185EB2 #257BE2 #5B9CE9 #91BDF0 #C7DDF7

Accessibility & contrast

On white

2.85

#5B9CE9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.38

#5B9CE9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5B9CE9

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B9CE9	#FFFFFF	#000000	##000000
##5B9CE9	1.00	2.85	7.38	7.38
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.38	21.00	1.00	1.00
##000000	7.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7BA1EC

Deuteranopia (green-blind)

#6893E7

Tritanopia (blue-blind)

#00AEB8

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #5b9ce9;
/* rgb */ color: rgb(91, 156, 233);
/* oklch */ color: oklch(68.3% 0.133 253.8);

Tailwind

colors: {
  custom: {
    50: '#95b8f0',
    500: '#5b9ce9',
    950: '#000000',
  },
}

SCSS

$custom: #5b9ce9;
$custom-light: #95b8f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5b9ce9",
  "rgb": {
    "r": 91,
    "g": 156,
    "b": 233
  },
  "hsl": {
    "h": 212.535,
    "s": 76.344,
    "l": 63.529
  },
  "oklch": {
    "l": 0.68315,
    "c": 0.13266,
    "h": 253.8
  },
  "luminance": 0.31884
}

Semantic roles & 50–950 ramp

primary

#5B9CE9

secondary

#E9D2B7

accent

#7B0DD9

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #5B9CE9

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

Preview Lab → · Contrast checker → · Palette generator →