#3240B7#3240B7

#3240B7 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.1% C 0.186 H 271.1°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#3240B7
RGB	rgb(50, 64, 183)
HSL	hsl(234, 57%, 46%)
HSV	hsv(234, 73%, 72%)
CMYK	cmyk(72.7%, 65%, 0%, 28.2%)
CIE-LAB	lab(33.48, 35.38, -64.40)
CIE-LCH	lch(33.48, 73.48, 298.79°)
OKLab	oklab(44.08% 0.0037 -0.1861)
OKLCH	oklch(44.08% 0.186 271.1)
XYZ	xyz(11.6931, 7.7626, 45.6727)
Luminance	0.0776 (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

#3240B7 #B7A932

analogous

#3282B7 #3240B7 #6632B7

triadic

#3240B7 #B73240 #40B732

tetradic

#3240B7 #B73282 #B7A932 #32B766

square

#3240B7 #B73282 #B7A932 #32B766

split-complementary

#3240B7 #B76632 #82B732

monochromatic

#181E57 #252F87 #3240B7 #5662D1 #868FDE

Accessibility & contrast

On white

8.23

#3240B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#3240B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3240B7

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3240B7	#FFFFFF	#000000	##FFFFFF
##3240B7	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BB

Deuteranopia (green-blind)

#0049B5

Tritanopia (blue-blind)

#005F75

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3240b7;
/* rgb */ color: rgb(50, 64, 183);
/* oklch */ color: oklch(44.1% 0.186 271.1);

Tailwind

colors: {
  custom: {
    50: '#7d75ce',
    500: '#3240b7',
    950: '#000000',
  },
}

SCSS

$custom: #3240b7;
$custom-light: #7d75ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3240b7",
  "rgb": {
    "r": 50,
    "g": 64,
    "b": 183
  },
  "hsl": {
    "h": 233.684,
    "s": 57.082,
    "l": 45.686
  },
  "oklch": {
    "l": 0.44078,
    "c": 0.18616,
    "h": 271.1
  },
  "luminance": 0.07764
}

Semantic roles & 50–950 ramp

primary

#3240B7

secondary

#C7C07D

accent

#D047E0

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #3240B7

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

Preview Lab → · Contrast checker → · Palette generator →