#356CDC#356CDC

#356CDC is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.7% C 0.181 H 262.5°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#356CDC
RGB	rgb(53, 108, 220)
HSL	hsl(220, 70%, 54%)
HSV	hsv(220, 76%, 86%)
CMYK	cmyk(75.9%, 50.9%, 0%, 13.7%)
CIE-LAB	lab(47.81, 21.07, -62.48)
CIE-LCH	lch(47.81, 65.94, 288.63°)
OKLab	oklab(55.73% -0.0238 -0.1798)
OKLCH	oklch(55.73% 0.181 262.5)
XYZ	xyz(19.7444, 16.6471, 69.8689)
Luminance	0.1665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356CDC #DCA535

analogous

#35BFDC #356CDC #5135DC

triadic

#356CDC #DC356C #6CDC35

tetradic

#356CDC #DC35BF #DCA535 #35DC51

square

#356CDC #DC35BF #DCA535 #35DC51

split-complementary

#356CDC #DC5135 #BFDC35

monochromatic

#163980 #1F50B5 #356CDC #6992E5 #9DB8EE

Accessibility & contrast

On white

4.85

#356CDC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#356CDC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356CDC

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356CDC	#FFFFFF	#000000	##FFFFFF
##356CDC	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#237AE0

Deuteranopia (green-blind)

#006ADA

Tritanopia (blue-blind)

#00879A

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #356cdc;
/* rgb */ color: rgb(53, 108, 220);
/* oklch */ color: oklch(55.7% 0.181 262.5);

Tailwind

colors: {
  custom: {
    50: '#8395e8',
    500: '#356cdc',
    950: '#000000',
  },
}

SCSS

$custom: #356cdc;
$custom-light: #8395e8;
$custom-dark: #000000;

JSON

{
  "hex": "#356cdc",
  "rgb": {
    "r": 53,
    "g": 108,
    "b": 220
  },
  "hsl": {
    "h": 220.24,
    "s": 70.464,
    "l": 53.529
  },
  "oklch": {
    "l": 0.55732,
    "c": 0.18141,
    "h": 262.5
  },
  "luminance": 0.16649
}

Semantic roles & 50–950 ramp

primary

#356CDC

secondary

#DAC393

accent

#B23BED

background

#F8F9FE

surface

#F0F1FD

border

#CBCBD5

text

#0C0D16

muted

#7D7E84

Preview Lab

Preview with #356CDC

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

Preview Lab → · Contrast checker → · Palette generator →