#5B9CE4#5B9CE4

#5B9CE4 is a light, vivid cyan. Relative luminance 0.316; OKLCH L 68.1% C 0.126 H 252.3°. Best body text is #000000 at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#5B9CE4
RGB	rgb(91, 156, 228)
HSL	hsl(212, 72%, 63%)
HSV	hsv(212, 60%, 89%)
CMYK	cmyk(60.1%, 31.6%, 0%, 10.6%)
CIE-LAB	lab(63.01, 0.63, -42.65)
CIE-LCH	lch(63.01, 42.65, 270.85°)
OKLab	oklab(68.05% -0.0384 -0.1204)
OKLCH	oklch(68.05% 0.126 252.3)
XYZ	xyz(30.2014, 31.5998, 77.8915)
Luminance	0.3160 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B9CE4 #E4A35B

analogous

#5BE0E4 #5B9CE4 #5F5BE4

triadic

#5B9CE4 #E45B9C #9CE45B

tetradic

#5B9CE4 #E45BE0 #E4A35B #5BE45F

square

#5B9CE4 #E45BE0 #E4A35B #5BE45F

split-complementary

#5B9CE4 #E45F5B #E0E45B

monochromatic

#1C5FA9 #267CDB #5B9CE4 #90BCED #C4DBF5

Accessibility & contrast

On white

2.87

#5B9CE4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.32

#5B9CE4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5B9CE4

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B9CE4	#FFFFFF	#000000	##000000
##5B9CE4	1.00	2.87	7.32	7.32
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.32	21.00	1.00	1.00
##000000	7.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7EA0E7

Deuteranopia (green-blind)

#6B93E3

Tritanopia (blue-blind)

#00ADB6

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #5b9ce4;
/* rgb */ color: rgb(91, 156, 228);
/* oklch */ color: oklch(68.1% 0.126 252.3);

Tailwind

colors: {
  custom: {
    50: '#94b8ed',
    500: '#5b9ce4',
    950: '#000000',
  },
}

SCSS

$custom: #5b9ce4;
$custom-light: #94b8ed;
$custom-dark: #000000;

JSON

{
  "hex": "#5b9ce4",
  "rgb": {
    "r": 91,
    "g": 156,
    "b": 228
  },
  "hsl": {
    "h": 211.533,
    "s": 71.728,
    "l": 62.549
  },
  "oklch": {
    "l": 0.68055,
    "c": 0.12639,
    "h": 252.3
  },
  "luminance": 0.31603
}

Semantic roles & 50–950 ramp

primary

#5B9CE4

secondary

#E6CFB4

accent

#7812D4

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #5B9CE4

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

Preview Lab → · Contrast checker → · Palette generator →