#3240A4#3240A4

#3240A4 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.4% C 0.161 H 271.6°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#3240A4
RGB	rgb(50, 64, 164)
HSL	hsl(233, 53%, 42%)
HSV	hsv(233, 70%, 64%)
CMYK	cmyk(69.5%, 61%, 0%, 35.7%)
CIE-LAB	lab(31.86, 28.53, -55.71)
CIE-LCH	lch(31.86, 62.59, 297.12°)
OKLab	oklab(42.38% 0.0045 -0.1607)
OKLCH	oklch(42.38% 0.161 271.6)
XYZ	xyz(9.8474, 7.0243, 35.9516)
Luminance	0.0703 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3240A4 #A49632

analogous

#3279A4 #3240A4 #5D32A4

triadic

#3240A4 #A43240 #40A432

tetradic

#3240A4 #A43279 #A49632 #32A45D

square

#3240A4 #A43279 #A49632 #32A45D

split-complementary

#3240A4 #A45D32 #79A432

monochromatic

#151B46 #242E75 #3240A4 #4B5AC8 #7A85D6

Accessibility & contrast

On white

8.73

#3240A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#3240A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3240A4

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3240A4	#FFFFFF	#000000	##FFFFFF
##3240A4	1.00	8.73	2.41	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A7

Deuteranopia (green-blind)

#0046A2

Tritanopia (blue-blind)

#00596B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3240a4;
/* rgb */ color: rgb(50, 64, 164);
/* oklch */ color: oklch(42.4% 0.161 271.6);

Tailwind

colors: {
  custom: {
    50: '#7974c0',
    500: '#3240a4',
    950: '#000000',
  },
}

SCSS

$custom: #3240a4;
$custom-light: #7974c0;
$custom-dark: #000000;

JSON

{
  "hex": "#3240a4",
  "rgb": {
    "r": 50,
    "g": 64,
    "b": 164
  },
  "hsl": {
    "h": 232.632,
    "s": 53.271,
    "l": 41.961
  },
  "oklch": {
    "l": 0.42383,
    "c": 0.16072,
    "h": 271.6
  },
  "luminance": 0.07025
}

Semantic roles & 50–950 ramp

primary

#3240A4

secondary

#BFB673

accent

#CB4BDD

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3240A4

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

Preview Lab → · Contrast checker → · Palette generator →