#355AC5#355AC5

#355AC5 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.3% C 0.172 H 265.9°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#355AC5
RGB	rgb(53, 90, 197)
HSL	hsl(225, 58%, 49%)
HSV	hsv(225, 73%, 77%)
CMYK	cmyk(73.1%, 54.3%, 0%, 22.7%)
CIE-LAB	lab(41.37, 24.09, -59.73)
CIE-LCH	lch(41.37, 64.41, 291.97°)
OKLab	oklab(50.34% -0.0122 -0.172)
OKLCH	oklch(50.34% 0.172 265.9)
XYZ	xyz(15.1989, 12.0988, 54.3468)
Luminance	0.1210 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355AC5 #C5A035

analogous

#35A2C5 #355AC5 #5835C5

triadic

#355AC5 #C5355A #5AC535

tetradic

#355AC5 #C535A2 #C5A035 #35C558

square

#355AC5 #C535A2 #C5A035 #35C558

split-complementary

#355AC5 #C55835 #A2C535

monochromatic

#1B2E65 #284495 #355AC5 #6280D5 #93A7E2

Accessibility & contrast

On white

6.14

#355AC5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#355AC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355AC5

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355AC5	#FFFFFF	#000000	##FFFFFF
##355AC5	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069C9

Deuteranopia (green-blind)

#005BC3

Tritanopia (blue-blind)

#007487

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #355ac5;
/* rgb */ color: rgb(53, 90, 197);
/* oklch */ color: oklch(50.3% 0.172 265.9);

Tailwind

colors: {
  custom: {
    50: '#7f88d7',
    500: '#355ac5',
    950: '#000000',
  },
}

SCSS

$custom: #355ac5;
$custom-light: #7f88d7;
$custom-dark: #000000;

JSON

{
  "hex": "#355ac5",
  "rgb": {
    "r": 53,
    "g": 90,
    "b": 197
  },
  "hsl": {
    "h": 224.583,
    "s": 57.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.50337,
    "c": 0.17247,
    "h": 265.9
  },
  "luminance": 0.121
}

Semantic roles & 50–950 ramp

primary

#355AC5

secondary

#CDBB89

accent

#B947E1

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #355AC5

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

Preview Lab → · Contrast checker → · Palette generator →