#356EC4#356EC4

#356EC4 is a mid, vivid blue. Relative luminance 0.159; OKLCH L 54.5% C 0.147 H 258.6°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#356EC4
RGB	rgb(53, 110, 196)
HSL	hsl(216, 57%, 49%)
HSV	hsv(216, 73%, 77%)
CMYK	cmyk(73%, 43.9%, 0%, 23.1%)
CIE-LAB	lab(46.83, 10.90, -50.35)
CIE-LCH	lch(46.83, 51.52, 282.22°)
OKLab	oklab(54.49% -0.0291 -0.1441)
OKLCH	oklch(54.49% 0.147 258.6)
XYZ	xyz(17.0043, 15.8924, 54.3852)
Luminance	0.1589 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356EC4 #C48B35

analogous

#35B6C4 #356EC4 #4435C4

triadic

#356EC4 #C4356E #6EC435

tetradic

#356EC4 #C435B6 #C48B35 #35C444

square

#356EC4 #C435B6 #C48B35 #35C444

split-complementary

#356EC4 #C44435 #B6C435

monochromatic

#1B3864 #285394 #356EC4 #628FD4 #92B2E1

Accessibility & contrast

On white

5.03

#356EC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#356EC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356EC4

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356EC4	#FFFFFF	#000000	##FFFFFF
##356EC4	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4376C7

Deuteranopia (green-blind)

#2869C2

Tritanopia (blue-blind)

#00828F

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #356ec4;
/* rgb */ color: rgb(53, 110, 196);
/* oklch */ color: oklch(54.5% 0.147 258.6);

Tailwind

colors: {
  custom: {
    50: '#7e97d6',
    500: '#356ec4',
    950: '#000000',
  },
}

SCSS

$custom: #356ec4;
$custom-light: #7e97d6;
$custom-dark: #000000;

JSON

{
  "hex": "#356ec4",
  "rgb": {
    "r": 53,
    "g": 110,
    "b": 196
  },
  "hsl": {
    "h": 216.084,
    "s": 57.43,
    "l": 48.824
  },
  "oklch": {
    "l": 0.5449,
    "c": 0.14702,
    "h": 258.6
  },
  "luminance": 0.15894
}

Semantic roles & 50–950 ramp

primary

#356EC4

secondary

#CCB188

accent

#A347E1

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #356EC4

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

Preview Lab → · Contrast checker → · Palette generator →