#3343A5#3343A5

#3343A5 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.1% C 0.158 H 271.1°. Best body text is #FFFFFF at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#3343A5
RGB	rgb(51, 67, 165)
HSL	hsl(232, 53%, 42%)
HSV	hsv(232, 69%, 65%)
CMYK	cmyk(69.1%, 59.4%, 0%, 35.3%)
CIE-LAB	lab(32.77, 27.07, -54.83)
CIE-LCH	lch(32.77, 61.15, 296.28°)
OKLab	oklab(43.1% 0.0031 -0.158)
OKLCH	oklch(43.1% 0.158 271.1)
XYZ	xyz(10.1616, 7.4338, 36.4894)
Luminance	0.0743 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3343A5 #A59533

analogous

#337CA5 #3343A5 #5C33A5

triadic

#3343A5 #A53343 #43A533

tetradic

#3343A5 #A5337C #A59533 #33A55C

square

#3343A5 #A5337C #A59533 #33A55C

split-complementary

#3343A5 #A55C33 #7CA533

monochromatic

#161D48 #253076 #3343A5 #4D5EC8 #7C89D6

Accessibility & contrast

On white

8.44

#3343A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#3343A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3343A5

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3343A5	#FFFFFF	#000000	##FFFFFF
##3343A5	1.00	8.44	2.49	8.44
#FFFFFF	8.44	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A8

Deuteranopia (green-blind)

#0048A3

Tritanopia (blue-blind)

#005B6D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3343a5;
/* rgb */ color: rgb(51, 67, 165);
/* oklch */ color: oklch(43.1% 0.158 271.1);

Tailwind

colors: {
  custom: {
    50: '#7977c0',
    500: '#3343a5',
    950: '#000000',
  },
}

SCSS

$custom: #3343a5;
$custom-light: #7977c0;
$custom-dark: #000000;

JSON

{
  "hex": "#3343a5",
  "rgb": {
    "r": 51,
    "g": 67,
    "b": 165
  },
  "hsl": {
    "h": 231.579,
    "s": 52.778,
    "l": 42.353
  },
  "oklch": {
    "l": 0.43101,
    "c": 0.15802,
    "h": 271.1
  },
  "luminance": 0.07435
}

Semantic roles & 50–950 ramp

primary

#3343A5

secondary

#BFB575

accent

#C84CDC

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3343A5

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

Preview Lab → · Contrast checker → · Palette generator →