#356BD7#356BD7

#356BD7 is a mid, vivid blue. Relative luminance 0.162; OKLCH L 55.2% C 0.176 H 262.3°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#356BD7
RGB	rgb(53, 107, 215)
HSL	hsl(220, 67%, 53%)
HSV	hsv(220, 75%, 84%)
CMYK	cmyk(75.3%, 50.2%, 0%, 15.7%)
CIE-LAB	lab(47.21, 19.85, -60.63)
CIE-LCH	lch(47.21, 63.79, 288.13°)
OKLab	oklab(55.16% -0.0237 -0.1744)
OKLCH	oklch(55.16% 0.176 262.3)
XYZ	xyz(18.9872, 16.1764, 66.3985)
Luminance	0.1618 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356BD7 #D7A135

analogous

#35BCD7 #356BD7 #5035D7

triadic

#356BD7 #D7356B #6BD735

tetradic

#356BD7 #D735BC #D7A135 #35D750

square

#356BD7 #D735BC #D7A135 #35D750

split-complementary

#356BD7 #D75035 #BCD735

monochromatic

#18397A #2250AD #356BD7 #6890E1 #9BB6EB

Accessibility & contrast

On white

4.96

#356BD7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#356BD7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356BD7

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356BD7	#FFFFFF	#000000	##FFFFFF
##356BD7	1.00	4.96	4.24	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2878DB

Deuteranopia (green-blind)

#0069D5

Tritanopia (blue-blind)

#008597

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #356bd7;
/* rgb */ color: rgb(53, 107, 215);
/* oklch */ color: oklch(55.2% 0.176 262.3);

Tailwind

colors: {
  custom: {
    50: '#8294e4',
    500: '#356bd7',
    950: '#000000',
  },
}

SCSS

$custom: #356bd7;
$custom-light: #8294e4;
$custom-dark: #000000;

JSON

{
  "hex": "#356bd7",
  "rgb": {
    "r": 53,
    "g": 107,
    "b": 215
  },
  "hsl": {
    "h": 220,
    "s": 66.942,
    "l": 52.549
  },
  "oklch": {
    "l": 0.55162,
    "c": 0.17599,
    "h": 262.3
  },
  "luminance": 0.16179
}

Semantic roles & 50–950 ramp

primary

#356BD7

secondary

#D7C091

accent

#B13EEA

background

#F8F9FE

surface

#F0F1FC

border

#CBCBD5

text

#0C0D16

muted

#7D7E84

Preview Lab

Preview with #356BD7

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

Preview Lab → · Contrast checker → · Palette generator →