#5B9BEC#5B9BEC

#5B9BEC is a light, vivid cyan. Relative luminance 0.317; OKLCH L 68.3% C 0.137 H 255.1°. Best body text is #000000 at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#5B9BEC
RGB	rgb(91, 155, 236)
HSL	hsl(214, 79%, 64%)
HSV	hsv(214, 61%, 93%)
CMYK	cmyk(61.4%, 34.3%, 0%, 7.5%)
CIE-LAB	lab(63.11, 3.81, -46.90)
CIE-LCH	lch(63.11, 47.06, 274.64°)
OKLab	oklab(68.26% -0.0352 -0.1328)
OKLCH	oklch(68.26% 0.137 255.1)
XYZ	xyz(31.1706, 31.7201, 83.8205)
Luminance	0.3172 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B9BEC #ECAC5B

analogous

#5BE4EC #5B9BEC #645BEC

triadic

#5B9BEC #EC5B9B #9BEC5B

tetradic

#5B9BEC #EC5BE4 #ECAC5B #5BEC64

square

#5B9BEC #EC5BE4 #ECAC5B #5BEC64

split-complementary

#5B9BEC #EC645B #E4EC5B

monochromatic

#155DB7 #247AE6 #5B9BEC #92BCF2 #C9DEF9

Accessibility & contrast

On white

2.86

#5B9BEC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.34

#5B9BEC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5B9BEC

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B9BEC	#FFFFFF	#000000	##000000
##5B9BEC	1.00	2.86	7.34	7.34
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.34	21.00	1.00	1.00
##000000	7.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#78A0EF

Deuteranopia (green-blind)

#6592EA

Tritanopia (blue-blind)

#00AEB8

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #5b9bec;
/* rgb */ color: rgb(91, 155, 236);
/* oklch */ color: oklch(68.3% 0.137 255.1);

Tailwind

colors: {
  custom: {
    50: '#95b8f2',
    500: '#5b9bec',
    950: '#000000',
  },
}

SCSS

$custom: #5b9bec;
$custom-light: #95b8f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5b9bec",
  "rgb": {
    "r": 91,
    "g": 155,
    "b": 236
  },
  "hsl": {
    "h": 213.517,
    "s": 79.235,
    "l": 64.118
  },
  "oklch": {
    "l": 0.68257,
    "c": 0.13741,
    "h": 255.1
  },
  "luminance": 0.31723
}

Semantic roles & 50–950 ramp

primary

#5B9BEC

secondary

#EBD4B8

accent

#7F0ADC

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #5B9BEC

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

Preview Lab → · Contrast checker → · Palette generator →