#3240B9#3240B9

#3240B9 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.3% C 0.189 H 271.1°. Best body text is #FFFFFF at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#3240B9
RGB	rgb(50, 64, 185)
HSL	hsl(234, 57%, 46%)
HSV	hsv(234, 73%, 73%)
CMYK	cmyk(73%, 65.4%, 0%, 27.5%)
CIE-LAB	lab(33.66, 36.10, -65.29)
CIE-LCH	lch(33.66, 74.60, 298.94°)
OKLab	oklab(44.26% 0.0036 -0.1887)
OKLCH	oklch(44.26% 0.189 271.1)
XYZ	xyz(11.9028, 7.8465, 46.7768)
Luminance	0.0785 (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

#3240B9 #B9AB32

analogous

#3283B9 #3240B9 #6732B9

triadic

#3240B9 #B93240 #40B932

tetradic

#3240B9 #B93283 #B9AB32 #32B967

square

#3240B9 #B93283 #B9AB32 #32B967

split-complementary

#3240B9 #B96732 #83B932

monochromatic

#181F59 #252F89 #3240B9 #5763D2 #8790DF

Accessibility & contrast

On white

8.17

#3240B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#3240B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3240B9

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3240B9	#FFFFFF	#000000	##FFFFFF
##3240B9	1.00	8.17	2.57	8.17
#FFFFFF	8.17	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056BD

Deuteranopia (green-blind)

#0049B7

Tritanopia (blue-blind)

#006077

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3240b9;
/* rgb */ color: rgb(50, 64, 185);
/* oklch */ color: oklch(44.3% 0.189 271.1);

Tailwind

colors: {
  custom: {
    50: '#7d75cf',
    500: '#3240b9',
    950: '#000000',
  },
}

SCSS

$custom: #3240b9;
$custom-light: #7d75cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3240b9",
  "rgb": {
    "r": 50,
    "g": 64,
    "b": 185
  },
  "hsl": {
    "h": 233.778,
    "s": 57.447,
    "l": 46.078
  },
  "oklch": {
    "l": 0.44263,
    "c": 0.18876,
    "h": 271.1
  },
  "luminance": 0.07848
}

Semantic roles & 50–950 ramp

primary

#3240B9

secondary

#C8C17F

accent

#D147E1

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #3240B9

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

Preview Lab → · Contrast checker → · Palette generator →