#356DD7#356DD7

#356DD7 is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.6% C 0.174 H 261.6°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#356DD7
RGB	rgb(53, 109, 215)
HSL	hsl(219, 67%, 53%)
HSV	hsv(219, 75%, 84%)
CMYK	cmyk(75.3%, 49.3%, 0%, 15.7%)
CIE-LAB	lab(47.75, 18.58, -59.75)
CIE-LCH	lch(47.75, 62.57, 287.28°)
OKLab	oklab(55.58% -0.0252 -0.1718)
OKLCH	oklch(55.58% 0.174 261.6)
XYZ	xyz(19.1982, 16.5983, 66.4688)
Luminance	0.1660 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#356DD7 #D79F35

analogous

#35BED7 #356DD7 #4E35D7

triadic

#356DD7 #D7356D #6DD735

tetradic

#356DD7 #D735BE #D79F35 #35D74E

square

#356DD7 #D735BE #D79F35 #35D74E

split-complementary

#356DD7 #D74E35 #BED735

monochromatic

#183A7A #2252AD #356DD7 #6892E1 #9BB7EB

Accessibility & contrast

On white

4.86

#356DD7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#356DD7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #356DD7

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##356DD7	#FFFFFF	#000000	##FFFFFF
##356DD7	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E79DB

Deuteranopia (green-blind)

#006AD5

Tritanopia (blue-blind)

#008698

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #356dd7;
/* rgb */ color: rgb(53, 109, 215);
/* oklch */ color: oklch(55.6% 0.174 261.6);

Tailwind

colors: {
  custom: {
    50: '#8296e4',
    500: '#356dd7',
    950: '#000000',
  },
}

SCSS

$custom: #356dd7;
$custom-light: #8296e4;
$custom-dark: #000000;

JSON

{
  "hex": "#356dd7",
  "rgb": {
    "r": 53,
    "g": 109,
    "b": 215
  },
  "hsl": {
    "h": 219.259,
    "s": 66.942,
    "l": 52.549
  },
  "oklch": {
    "l": 0.55578,
    "c": 0.17361,
    "h": 261.6
  },
  "luminance": 0.166
}

Semantic roles & 50–950 ramp

primary

#356DD7

secondary

#D7BF91

accent

#AE3EEA

background

#F8F9FE

surface

#F0F1FC

border

#CBCBD5

text

#0C0D16

muted

#7D7E84

Preview Lab

Preview with #356DD7

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

Preview Lab → · Contrast checker → · Palette generator →