#356FB5#356FB5

#356FB5 is a mid, vivid cyan. Relative luminance 0.155; OKLCH L 53.8% C 0.126 H 254.7°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#356FB5
RGB	rgb(53, 111, 181)
HSL	hsl(213, 55%, 46%)
HSV	hsv(213, 71%, 71%)
CMYK	cmyk(70.7%, 38.7%, 0%, 29%)
CIE-LAB	lab(46.26, 4.76, -42.59)
CIE-LCH	lch(46.26, 42.86, 276.37°)
OKLab	oklab(53.76% -0.0333 -0.1213)
OKLCH	oklch(53.76% 0.126 254.7)
XYZ	xyz(15.4901, 15.4603, 45.8749)
Luminance	0.1546 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356FB5 #B57B35

analogous

#35AFB5 #356FB5 #3B35B5

triadic

#356FB5 #B5356F #6FB535

tetradic

#356FB5 #B535AF #B57B35 #35B53B

square

#356FB5 #B535AF #B57B35 #35B53B

split-complementary

#356FB5 #B53B35 #AFB535

monochromatic

#193556 #275286 #356FB5 #598ECE #88AEDC

Accessibility & contrast

On white

5.13

#356FB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#356FB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356FB5

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356FB5	#FFFFFF	#000000	##FFFFFF
##356FB5	1.00	5.13	4.09	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F74B8

Deuteranopia (green-blind)

#3C68B4

Tritanopia (blue-blind)

#007F89

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #356fb5;
/* rgb */ color: rgb(53, 111, 181);
/* oklch */ color: oklch(53.8% 0.126 254.7);

Tailwind

colors: {
  custom: {
    50: '#7b97cb',
    500: '#356fb5',
    950: '#000000',
  },
}

SCSS

$custom: #356fb5;
$custom-light: #7b97cb;
$custom-dark: #000000;

JSON

{
  "hex": "#356fb5",
  "rgb": {
    "r": 53,
    "g": 111,
    "b": 181
  },
  "hsl": {
    "h": 212.813,
    "s": 54.701,
    "l": 45.882
  },
  "oklch": {
    "l": 0.53764,
    "c": 0.12579,
    "h": 254.7
  },
  "luminance": 0.15462
}

Semantic roles & 50–950 ramp

primary

#356FB5

secondary

#C6A680

accent

#9B4ADE

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #356FB5

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

Preview Lab → · Contrast checker → · Palette generator →