#355AD7#355AD7

#355AD7 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.8% C 0.196 H 266.7°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#355AD7
RGB	rgb(53, 90, 215)
HSL	hsl(226, 67%, 53%)
HSV	hsv(226, 75%, 84%)
CMYK	cmyk(75.3%, 58.1%, 0%, 15.7%)
CIE-LAB	lab(42.72, 30.71, -67.90)
CIE-LCH	lch(42.72, 74.52, 294.34°)
OKLab	oklab(51.78% -0.0113 -0.196)
OKLCH	oklch(51.78% 0.196 266.7)
XYZ	xyz(17.3858, 12.9736, 65.8647)
Luminance	0.1298 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355AD7 #D7B235

analogous

#35ABD7 #355AD7 #6135D7

triadic

#355AD7 #D7355A #5AD735

tetradic

#355AD7 #D735AB #D7B235 #35D761

square

#355AD7 #D735AB #D7B235 #35D761

split-complementary

#355AD7 #D76135 #ABD735

monochromatic

#182E7A #2242AD #355AD7 #6884E1 #9BADEB

Accessibility & contrast

On white

5.84

#355AD7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#355AD7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355AD7

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355AD7	#FFFFFF	#000000	##FFFFFF
##355AD7	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DDB

Deuteranopia (green-blind)

#005ED5

Tritanopia (blue-blind)

#007990

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #355ad7;
/* rgb */ color: rgb(53, 90, 215);
/* oklch */ color: oklch(51.8% 0.196 266.7);

Tailwind

colors: {
  custom: {
    50: '#8388e4',
    500: '#355ad7',
    950: '#000000',
  },
}

SCSS

$custom: #355ad7;
$custom-light: #8388e4;
$custom-dark: #000000;

JSON

{
  "hex": "#355ad7",
  "rgb": {
    "r": 53,
    "g": 90,
    "b": 215
  },
  "hsl": {
    "h": 226.296,
    "s": 66.942,
    "l": 52.549
  },
  "oklch": {
    "l": 0.51776,
    "c": 0.19637,
    "h": 266.7
  },
  "luminance": 0.12976
}

Semantic roles & 50–950 ramp

primary

#355AD7

secondary

#D7C791

accent

#C33EEA

background

#F8F8FE

surface

#F0EFFC

border

#CBCAD5

text

#0C0B16

muted

#7D7C84

Preview Lab

Preview with #355AD7

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

Preview Lab → · Contrast checker → · Palette generator →