#355CBE#355CBE

#355CBE is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.2% C 0.160 H 264.8°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#355CBE
RGB	rgb(53, 92, 190)
HSL	hsl(223, 56%, 48%)
HSV	hsv(223, 72%, 75%)
CMYK	cmyk(72.1%, 51.6%, 0%, 25.5%)
CIE-LAB	lab(41.42, 20.20, -55.59)
CIE-LCH	lch(41.42, 59.15, 289.97°)
OKLab	oklab(50.21% -0.0144 -0.1598)
OKLCH	oklch(50.21% 0.16 264.8)
XYZ	xyz(14.5863, 12.1273, 50.2773)
Luminance	0.1213 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355CBE #BE9735

analogous

#35A0BE #355CBE #5335BE

triadic

#355CBE #BE355C #5CBE35

tetradic

#355CBE #BE35A0 #BE9735 #35BE53

square

#355CBE #BE35A0 #BE9735 #35BE53

split-complementary

#355CBE #BE5335 #A0BE35

monochromatic

#1A2E5E #28458E #355CBE #5E7FD2 #8EA5DF

Accessibility & contrast

On white

6.13

#355CBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#355CBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355CBE

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355CBE	#FFFFFF	#000000	##FFFFFF
##355CBE	1.00	6.13	3.43	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D68C2

Deuteranopia (green-blind)

#005CBC

Tritanopia (blue-blind)

#007384

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #355cbe;
/* rgb */ color: rgb(53, 92, 190);
/* oklch */ color: oklch(50.2% 0.160 264.8);

Tailwind

colors: {
  custom: {
    50: '#7e89d2',
    500: '#355cbe',
    950: '#000000',
  },
}

SCSS

$custom: #355cbe;
$custom-light: #7e89d2;
$custom-dark: #000000;

JSON

{
  "hex": "#355cbe",
  "rgb": {
    "r": 53,
    "g": 92,
    "b": 190
  },
  "hsl": {
    "h": 222.92,
    "s": 56.379,
    "l": 47.647
  },
  "oklch": {
    "l": 0.50214,
    "c": 0.16048,
    "h": 264.8
  },
  "luminance": 0.12129
}

Semantic roles & 50–950 ramp

primary

#355CBE

secondary

#CAB685

accent

#B548E0

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #355CBE

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

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