#3441B1#3441B1

#3441B1 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.8% C 0.177 H 271.8°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#3441B1
RGB	rgb(52, 65, 177)
HSL	hsl(234, 55%, 45%)
HSV	hsv(234, 71%, 69%)
CMYK	cmyk(70.6%, 63.3%, 0%, 30.6%)
CIE-LAB	lab(33.32, 32.85, -61.11)
CIE-LCH	lch(33.32, 69.38, 298.26°)
OKLab	oklab(43.82% 0.0055 -0.1764)
OKLCH	oklch(43.82% 0.177 271.8)
XYZ	xyz(11.2396, 7.6839, 42.4773)
Luminance	0.0769 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.74

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3441B1 #B1A434

analogous

#3480B1 #3441B1 #6634B1

triadic

#3441B1 #B13441 #41B134

tetradic

#3441B1 #B13480 #B1A434 #34B166

square

#3441B1 #B13480 #B1A434 #34B166

split-complementary

#3441B1 #B16634 #80B134

monochromatic

#181E52 #263082 #3441B1 #5562CD #848DDB

Accessibility & contrast

On white

8.28

#3441B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3441B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3441B1

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3441B1	#FFFFFF	#000000	##FFFFFF
##3441B1	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B5

Deuteranopia (green-blind)

#0049AF

Tritanopia (blue-blind)

#005E73

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3441b1;
/* rgb */ color: rgb(52, 65, 177);
/* oklch */ color: oklch(43.8% 0.177 271.8);

Tailwind

colors: {
  custom: {
    50: '#7c75c9',
    500: '#3441b1',
    950: '#000000',
  },
}

SCSS

$custom: #3441b1;
$custom-light: #7c75c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3441b1",
  "rgb": {
    "r": 52,
    "g": 65,
    "b": 177
  },
  "hsl": {
    "h": 233.76,
    "s": 54.585,
    "l": 44.902
  },
  "oklch": {
    "l": 0.43824,
    "c": 0.17652,
    "h": 271.8
  },
  "luminance": 0.07685
}

Semantic roles & 50–950 ramp

primary

#3441B1

secondary

#C5BD7C

accent

#CF4ADE

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3441B1

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

Preview Lab → · Contrast checker → · Palette generator →