#356FB9#356FB9

#356FB9 is a mid, vivid cyan. Relative luminance 0.156; OKLCH L 54.0% C 0.131 H 255.7°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#356FB9
RGB	rgb(53, 111, 185)
HSL	hsl(214, 55%, 47%)
HSV	hsv(214, 71%, 73%)
CMYK	cmyk(71.4%, 40%, 0%, 27.5%)
CIE-LAB	lab(46.48, 6.22, -44.56)
CIE-LCH	lch(46.48, 44.99, 277.95°)
OKLab	oklab(54.01% -0.0323 -0.1271)
OKLCH	oklch(54.01% 0.131 255.7)
XYZ	xyz(15.9064, 15.6268, 48.0675)
Luminance	0.1563 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356FB9 #B97F35

analogous

#35B1B9 #356FB9 #3D35B9

triadic

#356FB9 #B9356F #6FB935

tetradic

#356FB9 #B935B1 #B97F35 #35B93D

square

#356FB9 #B935B1 #B97F35 #35B93D

split-complementary

#356FB9 #B93D35 #B1B935

monochromatic

#1A365A #275289 #356FB9 #5B8FD0 #8BAFDE

Accessibility & contrast

On white

5.09

#356FB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#356FB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356FB9

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356FB9	#FFFFFF	#000000	##FFFFFF
##356FB9	1.00	5.09	4.13	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D75BC

Deuteranopia (green-blind)

#3869B8

Tritanopia (blue-blind)

#00808B

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #356fb9;
/* rgb */ color: rgb(53, 111, 185);
/* oklch */ color: oklch(54.0% 0.131 255.7);

Tailwind

colors: {
  custom: {
    50: '#7c97ce',
    500: '#356fb9',
    950: '#000000',
  },
}

SCSS

$custom: #356fb9;
$custom-light: #7c97ce;
$custom-dark: #000000;

JSON

{
  "hex": "#356fb9",
  "rgb": {
    "r": 53,
    "g": 111,
    "b": 185
  },
  "hsl": {
    "h": 213.636,
    "s": 55.462,
    "l": 46.667
  },
  "oklch": {
    "l": 0.54009,
    "c": 0.13113,
    "h": 255.7
  },
  "luminance": 0.15629
}

Semantic roles & 50–950 ramp

primary

#356FB9

secondary

#C8A982

accent

#9D49DF

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #356FB9

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

Preview Lab → · Contrast checker → · Palette generator →