#3433B8#3433B8

#3433B8 is a dark, highly saturated blue. Relative luminance 0.066; OKLCH L 42.2% C 0.201 H 273.9°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#3433B8
RGB	rgb(52, 51, 184)
HSL	hsl(240, 57%, 46%)
HSV	hsv(240, 72%, 72%)
CMYK	cmyk(71.7%, 72.3%, 0%, 27.8%)
CIE-LAB	lab(30.78, 43.86, -69.43)
CIE-LCH	lch(30.78, 82.13, 302.28°)
OKLab	oklab(42.18% 0.0136 -0.2008)
OKLCH	oklch(42.18% 0.201 273.9)
XYZ	xyz(11.2488, 6.5573, 46.0110)
Luminance	0.0656 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Sapphire (survey)

#2138AB

ΔE00 3.41

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3433B8 #B7B833

analogous

#3374B8 #3433B8 #7633B8

triadic

#3433B8 #B83433 #33B834

tetradic

#3433B8 #B83374 #B7B833 #33B876

square

#3433B8 #B83374 #B7B833 #33B876

split-complementary

#3433B8 #B87633 #74B833

monochromatic

#191858 #262688 #3433B8 #5958D1 #8888DE

Accessibility & contrast

On white

9.08

#3433B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#3433B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3433B8

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3433B8	#FFFFFF	#000000	##FFFFFF
##3433B8	1.00	9.08	2.31	9.08
#FFFFFF	9.08	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FBC

Deuteranopia (green-blind)

#0042B6

Tritanopia (blue-blind)

#005972

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3433b8;
/* rgb */ color: rgb(52, 51, 184);
/* oklch */ color: oklch(42.2% 0.201 273.9);

Tailwind

colors: {
  custom: {
    50: '#7f6ccf',
    500: '#3433b8',
    950: '#000000',
  },
}

SCSS

$custom: #3433b8;
$custom-light: #7f6ccf;
$custom-dark: #000000;

JSON

{
  "hex": "#3433b8",
  "rgb": {
    "r": 52,
    "g": 51,
    "b": 184
  },
  "hsl": {
    "h": 240.451,
    "s": 56.596,
    "l": 46.078
  },
  "oklch": {
    "l": 0.42181,
    "c": 0.20126,
    "h": 273.9
  },
  "luminance": 0.06558
}

Semantic roles & 50–950 ramp

primary

#3433B8

secondary

#C7C87F

accent

#E048DF

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3433B8

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

Preview Lab → · Contrast checker → · Palette generator →