#355FB6#355FB6

#355FB6 is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.3% C 0.146 H 262.9°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#355FB6
RGB	rgb(53, 95, 182)
HSL	hsl(220, 55%, 46%)
HSV	hsv(220, 71%, 71%)
CMYK	cmyk(70.9%, 47.8%, 0%, 28.6%)
CIE-LAB	lab(41.72, 15.29, -50.44)
CIE-LCH	lch(41.72, 52.70, 286.86°)
OKLab	oklab(50.27% -0.0181 -0.1446)
OKLCH	oklch(50.27% 0.146 262.9)
XYZ	xyz(14.0009, 12.3172, 45.8865)
Luminance	0.1232 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355FB6 #B68C35

analogous

#359FB6 #355FB6 #4B35B6

triadic

#355FB6 #B6355F #5FB635

tetradic

#355FB6 #B6359F #B68C35 #35B64B

square

#355FB6 #B6359F #B68C35 #35B64B

split-complementary

#355FB6 #B64B35 #9FB635

monochromatic

#192E57 #274687 #355FB6 #5980CF #89A4DD

Accessibility & contrast

On white

6.06

#355FB6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#355FB6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355FB6

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355FB6	#FFFFFF	#000000	##FFFFFF
##355FB6	1.00	6.06	3.46	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3069B9

Deuteranopia (green-blind)

#0F5DB4

Tritanopia (blue-blind)

#007382

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #355fb6;
/* rgb */ color: rgb(53, 95, 182);
/* oklch */ color: oklch(50.3% 0.146 262.9);

Tailwind

colors: {
  custom: {
    50: '#7c8bcc',
    500: '#355fb6',
    950: '#000000',
  },
}

SCSS

$custom: #355fb6;
$custom-light: #7c8bcc;
$custom-dark: #000000;

JSON

{
  "hex": "#355fb6",
  "rgb": {
    "r": 53,
    "g": 95,
    "b": 182
  },
  "hsl": {
    "h": 220.465,
    "s": 54.894,
    "l": 46.078
  },
  "oklch": {
    "l": 0.50271,
    "c": 0.14574,
    "h": 262.9
  },
  "luminance": 0.12319
}

Semantic roles & 50–950 ramp

primary

#355FB6

secondary

#C7B080

accent

#AE4ADE

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #355FB6

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

Preview Lab → · Contrast checker → · Palette generator →