#356DBD#356DBD

#356DBD is a mid, vivid blue. Relative luminance 0.154; OKLCH L 53.8% C 0.139 H 257.7°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#356DBD
RGB	rgb(53, 109, 189)
HSL	hsl(215, 56%, 47%)
HSV	hsv(215, 72%, 74%)
CMYK	cmyk(72%, 42.3%, 0%, 25.9%)
CIE-LAB	lab(46.13, 8.95, -47.43)
CIE-LCH	lch(46.13, 48.27, 280.68°)
OKLab	oklab(53.81% -0.0296 -0.1355)
OKLCH	oklch(53.81% 0.139 257.7)
XYZ	xyz(16.1188, 15.3665, 50.2508)
Luminance	0.1537 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356DBD #BD8535

analogous

#35B1BD #356DBD #4135BD

triadic

#356DBD #BD356D #6DBD35

tetradic

#356DBD #BD35B1 #BD8535 #35BD41

square

#356DBD #BD35B1 #BD8535 #35BD41

split-complementary

#356DBD #BD4135 #B1BD35

monochromatic

#1A365D #28518D #356DBD #5D8DD2 #8DAFDF

Accessibility & contrast

On white

5.16

#356DBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#356DBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356DBD

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356DBD	#FFFFFF	#000000	##FFFFFF
##356DBD	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4774C0

Deuteranopia (green-blind)

#2F67BB

Tritanopia (blue-blind)

#00808C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #356dbd;
/* rgb */ color: rgb(53, 109, 189);
/* oklch */ color: oklch(53.8% 0.139 257.7);

Tailwind

colors: {
  custom: {
    50: '#7d96d1',
    500: '#356dbd',
    950: '#000000',
  },
}

SCSS

$custom: #356dbd;
$custom-light: #7d96d1;
$custom-dark: #000000;

JSON

{
  "hex": "#356dbd",
  "rgb": {
    "r": 53,
    "g": 109,
    "b": 189
  },
  "hsl": {
    "h": 215.294,
    "s": 56.198,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53813,
    "c": 0.13874,
    "h": 257.7
  },
  "luminance": 0.15368
}

Semantic roles & 50–950 ramp

primary

#356DBD

secondary

#CAAD84

accent

#A148DF

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #356DBD

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

Preview Lab → · Contrast checker → · Palette generator →