#356CCC#356CCC

#356CCC is a mid, vivid blue. Relative luminance 0.158; OKLCH L 54.6% C 0.160 H 260.7°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#356CCC
RGB	rgb(53, 108, 204)
HSL	hsl(218, 60%, 50%)
HSV	hsv(218, 74%, 80%)
CMYK	cmyk(74%, 47.1%, 0%, 20%)
CIE-LAB	lab(46.76, 15.13, -55.06)
CIE-LCH	lch(46.76, 57.10, 285.37°)
OKLab	oklab(54.6% -0.026 -0.158)
OKLCH	oklch(54.6% 0.16 260.7)
XYZ	xyz(17.7259, 15.8397, 59.2382)
Luminance	0.1584 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356CCC #CC9535

analogous

#35B7CC #356CCC #4A35CC

triadic

#356CCC #CC356C #6CCC35

tetradic

#356CCC #CC35B7 #CC9535 #35CC4A

square

#356CCC #CC35B7 #CC9535 #35CC4A

split-complementary

#356CCC #CC4A35 #B7CC35

monochromatic

#1B386B #27529C #356CCC #6690D8 #97B3E5

Accessibility & contrast

On white

5.04

#356CCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#356CCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356CCC

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356CCC	#FFFFFF	#000000	##FFFFFF
##356CCC	1.00	5.04	4.17	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3876D0

Deuteranopia (green-blind)

#0E68CA

Tritanopia (blue-blind)

#008392

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #356ccc;
/* rgb */ color: rgb(53, 108, 204);
/* oklch */ color: oklch(54.6% 0.160 260.7);

Tailwind

colors: {
  custom: {
    50: '#8095dc',
    500: '#356ccc',
    950: '#000000',
  },
}

SCSS

$custom: #356ccc;
$custom-light: #8095dc;
$custom-dark: #000000;

JSON

{
  "hex": "#356ccc",
  "rgb": {
    "r": 53,
    "g": 108,
    "b": 204
  },
  "hsl": {
    "h": 218.146,
    "s": 59.684,
    "l": 50.392
  },
  "oklch": {
    "l": 0.54595,
    "c": 0.16011,
    "h": 260.7
  },
  "luminance": 0.15842
}

Semantic roles & 50–950 ramp

primary

#356CCC

secondary

#D0B88D

accent

#A945E3

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #356CCC

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

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