#3231B4#3231B4

#3231B4 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.4% C 0.199 H 273.7°. Best body text is #FFFFFF at 9.40:1 contrast (WCAG AA passes).

Color values

HEX	#3231B4
RGB	rgb(50, 49, 180)
HSL	hsl(240, 57%, 45%)
HSV	hsv(240, 73%, 71%)
CMYK	cmyk(72.2%, 72.8%, 0%, 29.4%)
CIE-LAB	lab(29.83, 43.48, -68.61)
CIE-LCH	lch(29.83, 81.23, 302.36°)
OKLab	oklab(41.36% 0.013 -0.1985)
OKLCH	oklch(41.36% 0.199 273.7)
XYZ	xyz(10.6492, 6.1690, 43.8007)
Luminance	0.0617 (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

#3231B4 #B3B431

analogous

#3172B4 #3231B4 #7431B4

triadic

#3231B4 #B43231 #31B432

tetradic

#3231B4 #B43172 #B3B431 #31B474

square

#3231B4 #B43172 #B3B431 #31B474

split-complementary

#3231B4 #B47431 #72B431

monochromatic

#171754 #252484 #3231B4 #5352D0 #8382DD

Accessibility & contrast

On white

9.40

#3231B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#3231B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3231B4

9.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3231B4	#FFFFFF	#000000	##FFFFFF
##3231B4	1.00	9.40	2.23	9.40
#FFFFFF	9.40	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB8

Deuteranopia (green-blind)

#0040B2

Tritanopia (blue-blind)

#00566F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3231b4;
/* rgb */ color: rgb(50, 49, 180);
/* oklch */ color: oklch(41.4% 0.199 273.7);

Tailwind

colors: {
  custom: {
    50: '#7e6bcc',
    500: '#3231b4',
    950: '#000000',
  },
}

SCSS

$custom: #3231b4;
$custom-light: #7e6bcc;
$custom-dark: #000000;

JSON

{
  "hex": "#3231b4",
  "rgb": {
    "r": 50,
    "g": 49,
    "b": 180
  },
  "hsl": {
    "h": 240.458,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.41355,
    "c": 0.19888,
    "h": 273.7
  },
  "luminance": 0.0617
}

Semantic roles & 50–950 ramp

primary

#3231B4

secondary

#C6C67B

accent

#E047DF

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3231B4

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

Preview Lab → · Contrast checker → · Palette generator →