#355AC1#355AC1

#355AC1 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.0% C 0.167 H 265.7°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#355AC1
RGB	rgb(53, 90, 193)
HSL	hsl(224, 57%, 48%)
HSV	hsv(224, 73%, 76%)
CMYK	cmyk(72.5%, 53.4%, 0%, 24.3%)
CIE-LAB	lab(41.09, 22.61, -57.87)
CIE-LCH	lch(41.09, 62.13, 291.34°)
OKLab	oklab(50.03% -0.0125 -0.1666)
OKLCH	oklch(50.03% 0.167 265.7)
XYZ	xyz(14.7466, 11.9179, 51.9649)
Luminance	0.1192 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355AC1 #C19C35

analogous

#35A0C1 #355AC1 #5635C1

triadic

#355AC1 #C1355A #5AC135

tetradic

#355AC1 #C135A0 #C19C35 #35C156

square

#355AC1 #C135A0 #C19C35 #35C156

split-complementary

#355AC1 #C15635 #A0C135

monochromatic

#1B2D61 #284491 #355AC1 #607ED3 #90A5E0

Accessibility & contrast

On white

6.21

#355AC1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#355AC1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355AC1

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355AC1	#FFFFFF	#000000	##FFFFFF
##355AC1	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C68C5

Deuteranopia (green-blind)

#005BBF

Tritanopia (blue-blind)

#007385

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #355ac1;
/* rgb */ color: rgb(53, 90, 193);
/* oklch */ color: oklch(50.0% 0.167 265.7);

Tailwind

colors: {
  custom: {
    50: '#7f88d4',
    500: '#355ac1',
    950: '#000000',
  },
}

SCSS

$custom: #355ac1;
$custom-light: #7f88d4;
$custom-dark: #000000;

JSON

{
  "hex": "#355ac1",
  "rgb": {
    "r": 53,
    "g": 90,
    "b": 193
  },
  "hsl": {
    "h": 224.143,
    "s": 56.911,
    "l": 48.235
  },
  "oklch": {
    "l": 0.50029,
    "c": 0.16705,
    "h": 265.7
  },
  "luminance": 0.11919
}

Semantic roles & 50–950 ramp

primary

#355AC1

secondary

#CBB987

accent

#B848E0

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #355AC1

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

Preview Lab → · Contrast checker → · Palette generator →