#355BA7#355BA7

#355BA7 is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.4% C 0.130 H 262.6°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#355BA7
RGB	rgb(53, 91, 167)
HSL	hsl(220, 52%, 43%)
HSV	hsv(220, 68%, 65%)
CMYK	cmyk(68.3%, 45.5%, 0%, 34.5%)
CIE-LAB	lab(39.63, 12.32, -44.95)
CIE-LCH	lch(39.63, 46.61, 285.33°)
OKLab	oklab(48.36% -0.0167 -0.1285)
OKLCH	oklch(48.36% 0.13 262.6)
XYZ	xyz(12.1819, 11.0279, 38.0383)
Luminance	0.1103 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355BA7 #A78135

analogous

#3594A7 #355BA7 #4835A7

triadic

#355BA7 #A7355B #5BA735

tetradic

#355BA7 #A73594 #A78135 #35A748

square

#355BA7 #A73594 #A78135 #35A748

split-complementary

#355BA7 #A74835 #94A735

monochromatic

#18284A #264279 #355BA7 #5179C8 #809DD7

Accessibility & contrast

On white

6.55

#355BA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#355BA7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355BA7

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355BA7	#FFFFFF	#000000	##FFFFFF
##355BA7	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3663AA

Deuteranopia (green-blind)

#2158A5

Tritanopia (blue-blind)

#006D79

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #355ba7;
/* rgb */ color: rgb(53, 91, 167);
/* oklch */ color: oklch(48.4% 0.130 262.6);

Tailwind

colors: {
  custom: {
    50: '#7988c1',
    500: '#355ba7',
    950: '#000000',
  },
}

SCSS

$custom: #355ba7;
$custom-light: #7988c1;
$custom-dark: #000000;

JSON

{
  "hex": "#355ba7",
  "rgb": {
    "r": 53,
    "g": 91,
    "b": 167
  },
  "hsl": {
    "h": 220,
    "s": 51.818,
    "l": 43.137
  },
  "oklch": {
    "l": 0.48362,
    "c": 0.12963,
    "h": 262.6
  },
  "luminance": 0.11029
}

Semantic roles & 50–950 ramp

primary

#355BA7

secondary

#C0A878

accent

#AC4DDB

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #355BA7

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

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