#3341B2#3341B2

#3341B2 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.9% C 0.178 H 271.4°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#3341B2
RGB	rgb(51, 65, 178)
HSL	hsl(233, 55%, 45%)
HSV	hsv(233, 71%, 70%)
CMYK	cmyk(71.3%, 63.5%, 0%, 30.2%)
CIE-LAB	lab(33.34, 33.08, -61.66)
CIE-LCH	lch(33.34, 69.97, 298.21°)
OKLab	oklab(43.86% 0.0044 -0.1781)
OKLCH	oklch(43.86% 0.178 271.4)
XYZ	xyz(11.2887, 7.6976, 43.0017)
Luminance	0.0770 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3341B2 #B2A433

analogous

#3380B2 #3341B2 #6533B2

triadic

#3341B2 #B23341 #41B233

tetradic

#3341B2 #B23380 #B2A433 #33B265

square

#3341B2 #B23380 #B2A433 #33B265

split-complementary

#3341B2 #B26533 #80B233

monochromatic

#181E53 #253082 #3341B2 #5462CE #848DDC

Accessibility & contrast

On white

8.27

#3341B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3341B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3341B2

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3341B2	#FFFFFF	#000000	##FFFFFF
##3341B2	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B6

Deuteranopia (green-blind)

#0049B0

Tritanopia (blue-blind)

#005E73

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3341b2;
/* rgb */ color: rgb(51, 65, 178);
/* oklch */ color: oklch(43.9% 0.178 271.4);

Tailwind

colors: {
  custom: {
    50: '#7c75ca',
    500: '#3341b2',
    950: '#000000',
  },
}

SCSS

$custom: #3341b2;
$custom-light: #7c75ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3341b2",
  "rgb": {
    "r": 51,
    "g": 65,
    "b": 178
  },
  "hsl": {
    "h": 233.386,
    "s": 55.459,
    "l": 44.902
  },
  "oklch": {
    "l": 0.43857,
    "c": 0.17812,
    "h": 271.4
  },
  "luminance": 0.07699
}

Semantic roles & 50–950 ramp

primary

#3341B2

secondary

#C5BD7C

accent

#CE49DF

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3341B2

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

Preview Lab → · Contrast checker → · Palette generator →