#355DB6#355DB6

#355DB6 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.8% C 0.148 H 263.7°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#355DB6
RGB	rgb(53, 93, 182)
HSL	hsl(221, 55%, 46%)
HSV	hsv(221, 71%, 71%)
CMYK	cmyk(70.9%, 48.9%, 0%, 28.6%)
CIE-LAB	lab(41.16, 16.58, -51.34)
CIE-LCH	lch(41.16, 53.95, 287.90°)
OKLab	oklab(49.84% -0.0163 -0.1473)
OKLCH	oklch(49.84% 0.148 263.7)
XYZ	xyz(13.8231, 11.9616, 45.8272)
Luminance	0.1196 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355DB6 #B68E35

analogous

#359DB6 #355DB6 #4D35B6

triadic

#355DB6 #B6355D #5DB635

tetradic

#355DB6 #B6359D #B68E35 #35B64D

square

#355DB6 #B6359D #B68E35 #35B64D

split-complementary

#355DB6 #B64D35 #9DB635

monochromatic

#192D57 #274587 #355DB6 #597ECF #89A3DD

Accessibility & contrast

On white

6.19

#355DB6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#355DB6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355DB6

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355DB6	#FFFFFF	#000000	##FFFFFF
##355DB6	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C67B9

Deuteranopia (green-blind)

#025BB4

Tritanopia (blue-blind)

#007281

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #355db6;
/* rgb */ color: rgb(53, 93, 182);
/* oklch */ color: oklch(49.8% 0.148 263.7);

Tailwind

colors: {
  custom: {
    50: '#7c8acc',
    500: '#355db6',
    950: '#000000',
  },
}

SCSS

$custom: #355db6;
$custom-light: #7c8acc;
$custom-dark: #000000;

JSON

{
  "hex": "#355db6",
  "rgb": {
    "r": 53,
    "g": 93,
    "b": 182
  },
  "hsl": {
    "h": 221.395,
    "s": 54.894,
    "l": 46.078
  },
  "oklch": {
    "l": 0.49842,
    "c": 0.14821,
    "h": 263.7
  },
  "luminance": 0.11963
}

Semantic roles & 50–950 ramp

primary

#355DB6

secondary

#C7B180

accent

#B04ADE

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #355DB6

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

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