#356AC4#356AC4

#356AC4 is a mid, vivid blue. Relative luminance 0.150; OKLCH L 53.6% C 0.152 H 260.3°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#356AC4
RGB	rgb(53, 106, 196)
HSL	hsl(218, 57%, 49%)
HSV	hsv(218, 73%, 77%)
CMYK	cmyk(73%, 45.9%, 0%, 23.1%)
CIE-LAB	lab(45.70, 13.44, -52.17)
CIE-LCH	lch(45.70, 53.87, 284.44°)
OKLab	oklab(53.62% -0.0256 -0.1495)
OKLCH	oklch(53.62% 0.152 260.3)
XYZ	xyz(16.5824, 15.0487, 54.2446)
Luminance	0.1505 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356AC4 #C48F35

analogous

#35B2C4 #356AC4 #4735C4

triadic

#356AC4 #C4356A #6AC435

tetradic

#356AC4 #C435B2 #C48F35 #35C447

square

#356AC4 #C435B2 #C48F35 #35C447

split-complementary

#356AC4 #C44735 #B2C435

monochromatic

#1B3664 #285094 #356AC4 #628CD4 #92AFE1

Accessibility & contrast

On white

5.24

#356AC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#356AC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356AC4

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356AC4	#FFFFFF	#000000	##FFFFFF
##356AC4	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B73C7

Deuteranopia (green-blind)

#1B66C2

Tritanopia (blue-blind)

#007F8D

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #356ac4;
/* rgb */ color: rgb(53, 106, 196);
/* oklch */ color: oklch(53.6% 0.152 260.3);

Tailwind

colors: {
  custom: {
    50: '#7f94d6',
    500: '#356ac4',
    950: '#000000',
  },
}

SCSS

$custom: #356ac4;
$custom-light: #7f94d6;
$custom-dark: #000000;

JSON

{
  "hex": "#356ac4",
  "rgb": {
    "r": 53,
    "g": 106,
    "b": 196
  },
  "hsl": {
    "h": 217.762,
    "s": 57.43,
    "l": 48.824
  },
  "oklch": {
    "l": 0.53616,
    "c": 0.15169,
    "h": 260.3
  },
  "luminance": 0.1505
}

Semantic roles & 50–950 ramp

primary

#356AC4

secondary

#CCB388

accent

#A847E1

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #356AC4

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

Preview Lab → · Contrast checker → · Palette generator →