#356CCD#356CCD

#356CCD is a mid, vivid blue. Relative luminance 0.159; OKLCH L 54.7% C 0.161 H 260.8°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#356CCD
RGB	rgb(53, 108, 205)
HSL	hsl(218, 60%, 51%)
HSV	hsv(218, 74%, 80%)
CMYK	cmyk(74.1%, 47.3%, 0%, 19.6%)
CIE-LAB	lab(46.83, 15.51, -55.53)
CIE-LCH	lch(46.83, 57.65, 285.60°)
OKLab	oklab(54.66% -0.0258 -0.1594)
OKLCH	oklch(54.66% 0.161 260.8)
XYZ	xyz(17.8462, 15.8878, 59.8719)
Luminance	0.1589 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356CCD #CD9635

analogous

#35B8CD #356CCD #4A35CD

triadic

#356CCD #CD356C #6CCD35

tetradic

#356CCD #CD35B8 #CD9635 #35CD4A

square

#356CCD #CD35B8 #CD9635 #35CD4A

split-complementary

#356CCD #CD4A35 #B8CD35

monochromatic

#1B396D #27529E #356CCD #6690D9 #97B3E5

Accessibility & contrast

On white

5.03

#356CCD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#356CCD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356CCD

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356CCD	#FFFFFF	#000000	##FFFFFF
##356CCD	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)

#3776D1

Deuteranopia (green-blind)

#0A68CB

Tritanopia (blue-blind)

#008392

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #356ccd;
/* rgb */ color: rgb(53, 108, 205);
/* oklch */ color: oklch(54.7% 0.161 260.8);

Tailwind

colors: {
  custom: {
    50: '#8095dd',
    500: '#356ccd',
    950: '#000000',
  },
}

SCSS

$custom: #356ccd;
$custom-light: #8095dd;
$custom-dark: #000000;

JSON

{
  "hex": "#356ccd",
  "rgb": {
    "r": 53,
    "g": 108,
    "b": 205
  },
  "hsl": {
    "h": 218.289,
    "s": 60.317,
    "l": 50.588
  },
  "oklch": {
    "l": 0.54664,
    "c": 0.16145,
    "h": 260.8
  },
  "luminance": 0.1589
}

Semantic roles & 50–950 ramp

primary

#356CCD

secondary

#D1B88D

accent

#AA44E3

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #356CCD

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

Preview Lab → · Contrast checker → · Palette generator →