#3343AC#3343AC

#3343AC is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.7% C 0.168 H 271.0°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#3343AC
RGB	rgb(51, 67, 172)
HSL	hsl(232, 54%, 44%)
HSV	hsv(232, 70%, 67%)
CMYK	cmyk(70.3%, 61%, 0%, 32.5%)
CIE-LAB	lab(33.34, 29.62, -58.09)
CIE-LCH	lch(33.34, 65.21, 297.02°)
OKLab	oklab(43.7% 0.0031 -0.1676)
OKLCH	oklch(43.7% 0.168 271)
XYZ	xyz(10.8163, 7.6956, 39.9371)
Luminance	0.0770 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3343AC #AC9C33

analogous

#337FAC #3343AC #5F33AC

triadic

#3343AC #AC3343 #43AC33

tetradic

#3343AC #AC337F #AC9C33 #33AC5F

square

#3343AC #AC337F #AC9C33 #33AC5F

split-complementary

#3343AC #AC5F33 #7FAC33

monochromatic

#171E4E #25317D #3343AC #5161CB #808CD9

Accessibility & contrast

On white

8.27

#3343AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3343AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3343AC

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3343AC	#FFFFFF	#000000	##FFFFFF
##3343AC	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)

#0054AF

Deuteranopia (green-blind)

#0049AA

Tritanopia (blue-blind)

#005D71

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3343ac;
/* rgb */ color: rgb(51, 67, 172);
/* oklch */ color: oklch(43.7% 0.168 271.0);

Tailwind

colors: {
  custom: {
    50: '#7b77c6',
    500: '#3343ac',
    950: '#000000',
  },
}

SCSS

$custom: #3343ac;
$custom-light: #7b77c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3343ac",
  "rgb": {
    "r": 51,
    "g": 67,
    "b": 172
  },
  "hsl": {
    "h": 232.066,
    "s": 54.26,
    "l": 43.725
  },
  "oklch": {
    "l": 0.43698,
    "c": 0.16762,
    "h": 271
  },
  "luminance": 0.07697
}

Semantic roles & 50–950 ramp

primary

#3343AC

secondary

#C2B978

accent

#CA4ADE

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3343AC

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

Preview Lab → · Contrast checker → · Palette generator →