#356EB9#356EB9

#356EB9 is a mid, vivid cyan. Relative luminance 0.154; OKLCH L 53.8% C 0.132 H 256.3°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#356EB9
RGB	rgb(53, 110, 185)
HSL	hsl(214, 55%, 47%)
HSV	hsv(214, 71%, 73%)
CMYK	cmyk(71.4%, 40.5%, 0%, 27.5%)
CIE-LAB	lab(46.19, 6.85, -45.02)
CIE-LCH	lch(46.19, 45.54, 278.65°)
OKLab	oklab(53.78% -0.0314 -0.1284)
OKLCH	oklch(53.78% 0.132 256.3)
XYZ	xyz(15.7979, 15.4098, 48.0313)
Luminance	0.1541 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356EB9 #B98035

analogous

#35B0B9 #356EB9 #3E35B9

triadic

#356EB9 #B9356E #6EB935

tetradic

#356EB9 #B935B0 #B98035 #35B93E

square

#356EB9 #B935B0 #B98035 #35B93E

split-complementary

#356EB9 #B93E35 #B0B935

monochromatic

#1A355A #275289 #356EB9 #5B8ED0 #8BAFDE

Accessibility & contrast

On white

5.14

#356EB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#356EB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356EB9

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356EB9	#FFFFFF	#000000	##FFFFFF
##356EB9	1.00	5.14	4.08	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B74BC

Deuteranopia (green-blind)

#3668B7

Tritanopia (blue-blind)

#007F8A

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #356eb9;
/* rgb */ color: rgb(53, 110, 185);
/* oklch */ color: oklch(53.8% 0.132 256.3);

Tailwind

colors: {
  custom: {
    50: '#7c97ce',
    500: '#356eb9',
    950: '#000000',
  },
}

SCSS

$custom: #356eb9;
$custom-light: #7c97ce;
$custom-dark: #000000;

JSON

{
  "hex": "#356eb9",
  "rgb": {
    "r": 53,
    "g": 110,
    "b": 185
  },
  "hsl": {
    "h": 214.091,
    "s": 55.462,
    "l": 46.667
  },
  "oklch": {
    "l": 0.53784,
    "c": 0.13223,
    "h": 256.3
  },
  "luminance": 0.15412
}

Semantic roles & 50–950 ramp

primary

#356EB9

secondary

#C8AA82

accent

#9E49DF

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #356EB9

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

Preview Lab → · Contrast checker → · Palette generator →