#356CC1#356CC1

#356CC1 is a mid, vivid blue. Relative luminance 0.153; OKLCH L 53.9% C 0.145 H 258.9°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#356CC1
RGB	rgb(53, 108, 193)
HSL	hsl(216, 57%, 48%)
HSV	hsv(216, 73%, 76%)
CMYK	cmyk(72.5%, 44%, 0%, 24.3%)
CIE-LAB	lab(46.08, 11.06, -49.82)
CIE-LCH	lch(46.08, 51.04, 282.51°)
OKLab	oklab(53.85% -0.0279 -0.1426)
OKLCH	oklch(53.85% 0.145 258.9)
XYZ	xyz(16.4529, 15.3305, 52.5337)
Luminance	0.1533 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356CC1 #C18A35

analogous

#35B2C1 #356CC1 #4435C1

triadic

#356CC1 #C1356C #6CC135

tetradic

#356CC1 #C135B2 #C18A35 #35C144

square

#356CC1 #C135B2 #C18A35 #35C144

split-complementary

#356CC1 #C14435 #B2C135

monochromatic

#1B3661 #285191 #356CC1 #608DD3 #90B0E0

Accessibility & contrast

On white

5.16

#356CC1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#356CC1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356CC1

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356CC1	#FFFFFF	#000000	##FFFFFF
##356CC1	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4274C4

Deuteranopia (green-blind)

#2767BF

Tritanopia (blue-blind)

#00808D

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #356cc1;
/* rgb */ color: rgb(53, 108, 193);
/* oklch */ color: oklch(53.9% 0.145 258.9);

Tailwind

colors: {
  custom: {
    50: '#7e95d4',
    500: '#356cc1',
    950: '#000000',
  },
}

SCSS

$custom: #356cc1;
$custom-light: #7e95d4;
$custom-dark: #000000;

JSON

{
  "hex": "#356cc1",
  "rgb": {
    "r": 53,
    "g": 108,
    "b": 193
  },
  "hsl": {
    "h": 216.429,
    "s": 56.911,
    "l": 48.235
  },
  "oklch": {
    "l": 0.53852,
    "c": 0.14529,
    "h": 258.9
  },
  "luminance": 0.15332
}

Semantic roles & 50–950 ramp

primary

#356CC1

secondary

#CBB087

accent

#A448E0

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #356CC1

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

Preview Lab → · Contrast checker → · Palette generator →