#3433BE#3433BE

#3433BE is a dark, highly saturated blue. Relative luminance 0.068; OKLCH L 42.8% C 0.209 H 273.5°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#3433BE
RGB	rgb(52, 51, 190)
HSL	hsl(240, 58%, 47%)
HSV	hsv(240, 73%, 75%)
CMYK	cmyk(72.6%, 73.2%, 0%, 25.5%)
CIE-LAB	lab(31.38, 45.85, -71.98)
CIE-LCH	lch(31.38, 85.34, 302.49°)
OKLab	oklab(42.79% 0.0126 -0.2082)
OKLCH	oklch(42.79% 0.209 273.5)
XYZ	xyz(11.8912, 6.8142, 49.3938)
Luminance	0.0682 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Sapphire (survey)

#2138AB

ΔE00 3.95

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3433BE #BDBE33

analogous

#3377BE #3433BE #7A33BE

triadic

#3433BE #BE3433 #33BE34

tetradic

#3433BE #BE3377 #BDBE33 #33BE7A

square

#3433BE #BE3377 #BDBE33 #33BE7A

split-complementary

#3433BE #BE7A33 #77BE33

monochromatic

#1A195E #27268E #3433BE #5C5BD3 #8C8BE0

Accessibility & contrast

On white

8.89

#3433BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#3433BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3433BE

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3433BE	#FFFFFF	#000000	##FFFFFF
##3433BE	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050C2

Deuteranopia (green-blind)

#0043BC

Tritanopia (blue-blind)

#005B76

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3433be;
/* rgb */ color: rgb(52, 51, 190);
/* oklch */ color: oklch(42.8% 0.209 273.5);

Tailwind

colors: {
  custom: {
    50: '#816cd3',
    500: '#3433be',
    950: '#000000',
  },
}

SCSS

$custom: #3433be;
$custom-light: #816cd3;
$custom-dark: #000000;

JSON

{
  "hex": "#3433be",
  "rgb": {
    "r": 52,
    "g": 51,
    "b": 190
  },
  "hsl": {
    "h": 240.432,
    "s": 57.676,
    "l": 47.255
  },
  "oklch": {
    "l": 0.42791,
    "c": 0.20862,
    "h": 273.5
  },
  "luminance": 0.06815
}

Semantic roles & 50–950 ramp

primary

#3433BE

secondary

#CACA83

accent

#E147E0

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3433BE

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

Preview Lab → · Contrast checker → · Palette generator →