#355AC0#355AC0

#355AC0 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.0% C 0.166 H 265.6°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#355AC0
RGB	rgb(53, 90, 192)
HSL	hsl(224, 57%, 48%)
HSV	hsv(224, 72%, 75%)
CMYK	cmyk(72.4%, 53.1%, 0%, 24.7%)
CIE-LAB	lab(41.01, 22.24, -57.41)
CIE-LCH	lch(41.01, 61.56, 291.18°)
OKLab	oklab(49.95% -0.0126 -0.1652)
OKLCH	oklch(49.95% 0.166 265.6)
XYZ	xyz(14.6355, 11.8734, 51.3794)
Luminance	0.1187 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355AC0 #C09B35

analogous

#359FC0 #355AC0 #5535C0

triadic

#355AC0 #C0355A #5AC035

tetradic

#355AC0 #C0359F #C09B35 #35C055

square

#355AC0 #C0359F #C09B35 #35C055

split-complementary

#355AC0 #C05535 #9FC035

monochromatic

#1B2D60 #284490 #355AC0 #5F7ED3 #8FA5E0

Accessibility & contrast

On white

6.22

#355AC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#355AC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355AC0

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355AC0	#FFFFFF	#000000	##FFFFFF
##355AC0	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1067C4

Deuteranopia (green-blind)

#005BBE

Tritanopia (blue-blind)

#007384

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #355ac0;
/* rgb */ color: rgb(53, 90, 192);
/* oklch */ color: oklch(50.0% 0.166 265.6);

Tailwind

colors: {
  custom: {
    50: '#7e88d4',
    500: '#355ac0',
    950: '#000000',
  },
}

SCSS

$custom: #355ac0;
$custom-light: #7e88d4;
$custom-dark: #000000;

JSON

{
  "hex": "#355ac0",
  "rgb": {
    "r": 53,
    "g": 90,
    "b": 192
  },
  "hsl": {
    "h": 224.029,
    "s": 56.735,
    "l": 48.039
  },
  "oklch": {
    "l": 0.49953,
    "c": 0.16569,
    "h": 265.6
  },
  "luminance": 0.11875
}

Semantic roles & 50–950 ramp

primary

#355AC0

secondary

#CBB886

accent

#B748E0

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #355AC0

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

Preview Lab → · Contrast checker → · Palette generator →