#3433BC#3433BC

#3433BC is a dark, highly saturated blue. Relative luminance 0.067; OKLCH L 42.6% C 0.206 H 273.6°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#3433BC
RGB	rgb(52, 51, 188)
HSL	hsl(240, 57%, 47%)
HSV	hsv(240, 73%, 74%)
CMYK	cmyk(72.3%, 72.9%, 0%, 26.3%)
CIE-LAB	lab(31.18, 45.19, -71.14)
CIE-LCH	lch(31.18, 84.28, 302.42°)
OKLab	oklab(42.59% 0.013 -0.2058)
OKLCH	oklch(42.59% 0.206 273.6)
XYZ	xyz(11.6741, 6.7274, 48.2505)
Luminance	0.0673 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Sapphire (survey)

#2138AB

ΔE00 3.76

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3433BC #BBBC33

analogous

#3377BC #3433BC #7933BC

triadic

#3433BC #BC3433 #33BC34

tetradic

#3433BC #BC3377 #BBBC33 #33BC79

square

#3433BC #BC3377 #BBBC33 #33BC79

split-complementary

#3433BC #BC7933 #77BC33

monochromatic

#19195C #27268C #3433BC #5B5AD2 #8B8ADF

Accessibility & contrast

On white

8.95

#3433BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#3433BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3433BC

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3433BC	#FFFFFF	#000000	##FFFFFF
##3433BC	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050C0

Deuteranopia (green-blind)

#0043BA

Tritanopia (blue-blind)

#005A74

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3433bc;
/* rgb */ color: rgb(52, 51, 188);
/* oklch */ color: oklch(42.6% 0.206 273.6);

Tailwind

colors: {
  custom: {
    50: '#806cd1',
    500: '#3433bc',
    950: '#000000',
  },
}

SCSS

$custom: #3433bc;
$custom-light: #806cd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3433bc",
  "rgb": {
    "r": 52,
    "g": 51,
    "b": 188
  },
  "hsl": {
    "h": 240.438,
    "s": 57.322,
    "l": 46.863
  },
  "oklch": {
    "l": 0.42587,
    "c": 0.20618,
    "h": 273.6
  },
  "luminance": 0.06729
}

Semantic roles & 50–950 ramp

primary

#3433BC

secondary

#C9C981

accent

#E147DF

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3433BC

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

Preview Lab → · Contrast checker → · Palette generator →