#3343BE#3343BE

#3343BE is a mid, vivid blue. Relative luminance 0.084; OKLCH L 45.3% C 0.192 H 270.7°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#3343BE
RGB	rgb(51, 67, 190)
HSL	hsl(233, 58%, 47%)
HSV	hsv(233, 73%, 75%)
CMYK	cmyk(73.2%, 64.7%, 0%, 25.5%)
CIE-LAB	lab(34.87, 36.10, -66.25)
CIE-LCH	lch(34.87, 75.44, 298.59°)
OKLab	oklab(45.3% 0.0024 -0.1915)
OKLCH	oklch(45.3% 0.192 270.7)
XYZ	xyz(12.6635, 8.4345, 49.6658)
Luminance	0.0844 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3343BE #BEAE33

analogous

#3388BE #3343BE #6933BE

triadic

#3343BE #BE3343 #43BE33

tetradic

#3343BE #BE3388 #BEAE33 #33BE69

square

#3343BE #BE3388 #BEAE33 #33BE69

split-complementary

#3343BE #BE6933 #88BE33

monochromatic

#19215E #26328E #3343BE #5B69D3 #8B95E0

Accessibility & contrast

On white

7.81

#3343BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#3343BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3343BE

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3343BE	#FFFFFF	#000000	##FFFFFF
##3343BE	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C2

Deuteranopia (green-blind)

#004CBC

Tritanopia (blue-blind)

#00637A

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3343be;
/* rgb */ color: rgb(51, 67, 190);
/* oklch */ color: oklch(45.3% 0.192 270.7);

Tailwind

colors: {
  custom: {
    50: '#7f77d3',
    500: '#3343be',
    950: '#000000',
  },
}

SCSS

$custom: #3343be;
$custom-light: #7f77d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3343be",
  "rgb": {
    "r": 51,
    "g": 67,
    "b": 190
  },
  "hsl": {
    "h": 233.094,
    "s": 57.676,
    "l": 47.255
  },
  "oklch": {
    "l": 0.45299,
    "c": 0.1915,
    "h": 270.7
  },
  "luminance": 0.08436
}

Semantic roles & 50–950 ramp

primary

#3343BE

secondary

#CAC283

accent

#CF47E1

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3343BE

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

Preview Lab → · Contrast checker → · Palette generator →