#3240B5#3240B5

#3240B5 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.9% C 0.184 H 271.2°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#3240B5
RGB	rgb(50, 64, 181)
HSL	hsl(234, 57%, 45%)
HSV	hsv(234, 72%, 71%)
CMYK	cmyk(72.4%, 64.6%, 0%, 29%)
CIE-LAB	lab(33.31, 34.67, -63.50)
CIE-LCH	lch(33.31, 72.35, 298.63°)
OKLab	oklab(43.9% 0.0038 -0.1835)
OKLCH	oklch(43.9% 0.184 271.2)
XYZ	xyz(11.4864, 7.6799, 44.5841)
Luminance	0.0768 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3240B5 #B5A732

analogous

#3281B5 #3240B5 #6632B5

triadic

#3240B5 #B53240 #40B532

tetradic

#3240B5 #B53281 #B5A732 #32B566

square

#3240B5 #B53281 #B5A732 #32B566

split-complementary

#3240B5 #B56632 #81B532

monochromatic

#181E55 #252F85 #3240B5 #5462D0 #848EDD

Accessibility & contrast

On white

8.28

#3240B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3240B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3240B5

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3240B5	#FFFFFF	#000000	##FFFFFF
##3240B5	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B9

Deuteranopia (green-blind)

#0048B3

Tritanopia (blue-blind)

#005F74

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3240b5;
/* rgb */ color: rgb(50, 64, 181);
/* oklch */ color: oklch(43.9% 0.184 271.2);

Tailwind

colors: {
  custom: {
    50: '#7d75cc',
    500: '#3240b5',
    950: '#000000',
  },
}

SCSS

$custom: #3240b5;
$custom-light: #7d75cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3240b5",
  "rgb": {
    "r": 50,
    "g": 64,
    "b": 181
  },
  "hsl": {
    "h": 233.588,
    "s": 56.71,
    "l": 45.294
  },
  "oklch": {
    "l": 0.43895,
    "c": 0.18354,
    "h": 271.2
  },
  "luminance": 0.07681
}

Semantic roles & 50–950 ramp

primary

#3240B5

secondary

#C7BF7C

accent

#D048E0

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3240B5

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

Preview Lab → · Contrast checker → · Palette generator →