#355AA0#355AA0

#355AA0 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 47.7% C 0.121 H 261.9°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#355AA0
RGB	rgb(53, 90, 160)
HSL	hsl(219, 50%, 42%)
HSV	hsv(219, 67%, 63%)
CMYK	cmyk(66.9%, 43.7%, 0%, 37.3%)
CIE-LAB	lab(38.91, 10.39, -41.93)
CIE-LCH	lch(38.91, 43.20, 283.91°)
OKLab	oklab(47.67% -0.017 -0.1197)
OKLCH	oklch(47.67% 0.121 261.9)
XYZ	xyz(11.4673, 10.6062, 34.6938)
Luminance	0.1061 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355AA0 #A07B35

analogous

#3590A0 #355AA0 #4535A0

triadic

#355AA0 #A0355A #5AA035

tetradic

#355AA0 #A03590 #A07B35 #35A045

square

#355AA0 #A03590 #A07B35 #35A045

split-complementary

#355AA0 #A04535 #90A035

monochromatic

#172644 #264072 #355AA0 #4E77C4 #7C9AD4

Accessibility & contrast

On white

6.73

#355AA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#355AA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355AA0

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355AA0	#FFFFFF	#000000	##FFFFFF
##355AA0	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3961A3

Deuteranopia (green-blind)

#28579F

Tritanopia (blue-blind)

#006A75

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #355aa0;
/* rgb */ color: rgb(53, 90, 160);
/* oklch */ color: oklch(47.7% 0.121 261.9);

Tailwind

colors: {
  custom: {
    50: '#7888bc',
    500: '#355aa0',
    950: '#000000',
  },
}

SCSS

$custom: #355aa0;
$custom-light: #7888bc;
$custom-dark: #000000;

JSON

{
  "hex": "#355aa0",
  "rgb": {
    "r": 53,
    "g": 90,
    "b": 160
  },
  "hsl": {
    "h": 219.252,
    "s": 50.235,
    "l": 41.765
  },
  "oklch": {
    "l": 0.4767,
    "c": 0.1209,
    "h": 261.9
  },
  "luminance": 0.10607
}

Semantic roles & 50–950 ramp

primary

#355AA0

secondary

#BCA474

accent

#A94EDA

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #355AA0

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

Preview Lab → · Contrast checker → · Palette generator →