#355BA2#355BA2

#355BA2 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.0% C 0.123 H 261.7°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#355BA2
RGB	rgb(53, 91, 162)
HSL	hsl(219, 51%, 42%)
HSV	hsv(219, 67%, 64%)
CMYK	cmyk(67.3%, 43.8%, 0%, 36.5%)
CIE-LAB	lab(39.32, 10.48, -42.47)
CIE-LCH	lch(39.32, 43.74, 283.86°)
OKLab	oklab(48.03% -0.0177 -0.1212)
OKLCH	oklch(48.03% 0.123 261.7)
XYZ	xyz(11.7286, 10.8465, 35.6509)
Luminance	0.1085 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355BA2 #A27C35

analogous

#3591A2 #355BA2 #4635A2

triadic

#355BA2 #A2355B #5BA235

tetradic

#355BA2 #A23591 #A27C35 #35A246

square

#355BA2 #A23591 #A27C35 #35A246

split-complementary

#355BA2 #A24635 #91A235

monochromatic

#172746 #264174 #355BA2 #4F78C5 #7D9BD4

Accessibility & contrast

On white

6.63

#355BA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#355BA2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355BA2

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355BA2	#FFFFFF	#000000	##FFFFFF
##355BA2	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3962A5

Deuteranopia (green-blind)

#2758A1

Tritanopia (blue-blind)

#006B76

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #355ba2;
/* rgb */ color: rgb(53, 91, 162);
/* oklch */ color: oklch(48.0% 0.123 261.7);

Tailwind

colors: {
  custom: {
    50: '#7888be',
    500: '#355ba2',
    950: '#000000',
  },
}

SCSS

$custom: #355ba2;
$custom-light: #7888be;
$custom-dark: #000000;

JSON

{
  "hex": "#355ba2",
  "rgb": {
    "r": 53,
    "g": 91,
    "b": 162
  },
  "hsl": {
    "h": 219.083,
    "s": 50.698,
    "l": 42.157
  },
  "oklch": {
    "l": 0.48027,
    "c": 0.12253,
    "h": 261.7
  },
  "luminance": 0.10848
}

Semantic roles & 50–950 ramp

primary

#355BA2

secondary

#BDA475

accent

#A94EDA

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #355BA2

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

Preview Lab → · Contrast checker → · Palette generator →