#3341AB#3341AB

#3341AB is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.2% C 0.169 H 271.6°. Best body text is #FFFFFF at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#3341AB
RGB	rgb(51, 65, 171)
HSL	hsl(233, 54%, 44%)
HSV	hsv(233, 70%, 67%)
CMYK	cmyk(70.2%, 62%, 0%, 32.9%)
CIE-LAB	lab(32.75, 30.56, -58.46)
CIE-LCH	lch(32.75, 65.96, 297.60°)
OKLab	oklab(43.24% 0.0046 -0.1687)
OKLCH	oklch(43.24% 0.169 271.6)
XYZ	xyz(10.6037, 7.4236, 39.3943)
Luminance	0.0742 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.49

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3341AB #AB9D33

analogous

#337DAB #3341AB #6133AB

triadic

#3341AB #AB3341 #41AB33

tetradic

#3341AB #AB337D #AB9D33 #33AB61

square

#3341AB #AB337D #AB9D33 #33AB61

split-complementary

#3341AB #AB6133 #7DAB33

monochromatic

#171D4D #252F7C #3341AB #505FCB #7F8AD9

Accessibility & contrast

On white

8.45

#3341AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#3341AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3341AB

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3341AB	#FFFFFF	#000000	##FFFFFF
##3341AB	1.00	8.45	2.49	8.45
#FFFFFF	8.45	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053AE

Deuteranopia (green-blind)

#0048A9

Tritanopia (blue-blind)

#005C6F

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3341ab;
/* rgb */ color: rgb(51, 65, 171);
/* oklch */ color: oklch(43.2% 0.169 271.6);

Tailwind

colors: {
  custom: {
    50: '#7b75c5',
    500: '#3341ab',
    950: '#000000',
  },
}

SCSS

$custom: #3341ab;
$custom-light: #7b75c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3341ab",
  "rgb": {
    "r": 51,
    "g": 65,
    "b": 171
  },
  "hsl": {
    "h": 233,
    "s": 54.054,
    "l": 43.529
  },
  "oklch": {
    "l": 0.43237,
    "c": 0.16874,
    "h": 271.6
  },
  "luminance": 0.07425
}

Semantic roles & 50–950 ramp

primary

#3341AB

secondary

#C2B978

accent

#CC4ADD

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3341AB

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

Preview Lab → · Contrast checker → · Palette generator →