#3243B7#3243B7

#3243B7 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.6% C 0.183 H 270.5°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#3243B7
RGB	rgb(50, 67, 183)
HSL	hsl(232, 57%, 46%)
HSV	hsv(232, 73%, 72%)
CMYK	cmyk(72.7%, 63.4%, 0%, 28.2%)
CIE-LAB	lab(34.21, 33.47, -63.21)
CIE-LCH	lch(34.21, 71.52, 297.91°)
OKLab	oklab(44.61% 0.0017 -0.1826)
OKLCH	oklch(44.61% 0.183 270.5)
XYZ	xyz(11.8669, 8.1101, 45.7306)
Luminance	0.0811 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.68

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3243B7 #B7A632

analogous

#3285B7 #3243B7 #6332B7

triadic

#3243B7 #B73243 #43B732

tetradic

#3243B7 #B73285 #B7A632 #32B763

square

#3243B7 #B73285 #B7A632 #32B763

split-complementary

#3243B7 #B76332 #85B732

monochromatic

#182057 #253187 #3243B7 #5665D1 #8691DE

Accessibility & contrast

On white

8.01

#3243B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#3243B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3243B7

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3243B7	#FFFFFF	#000000	##FFFFFF
##3243B7	1.00	8.01	2.62	8.01
#FFFFFF	8.01	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BB

Deuteranopia (green-blind)

#004AB5

Tritanopia (blue-blind)

#006177

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3243b7;
/* rgb */ color: rgb(50, 67, 183);
/* oklch */ color: oklch(44.6% 0.183 270.5);

Tailwind

colors: {
  custom: {
    50: '#7d77ce',
    500: '#3243b7',
    950: '#000000',
  },
}

SCSS

$custom: #3243b7;
$custom-light: #7d77ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3243b7",
  "rgb": {
    "r": 50,
    "g": 67,
    "b": 183
  },
  "hsl": {
    "h": 232.331,
    "s": 57.082,
    "l": 45.686
  },
  "oklch": {
    "l": 0.44612,
    "c": 0.18262,
    "h": 270.5
  },
  "luminance": 0.08111
}

Semantic roles & 50–950 ramp

primary

#3243B7

secondary

#C7BE7D

accent

#CD47E0

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #3243B7

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

Preview Lab → · Contrast checker → · Palette generator →