#4331B4#4331B4

#4331B4 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.6% C 0.195 H 280.4°. Best body text is #FFFFFF at 8.99:1 contrast (WCAG AA passes).

Color values

HEX	#4331B4
RGB	rgb(67, 49, 180)
HSL	hsl(248, 57%, 45%)
HSV	hsv(248, 73%, 71%)
CMYK	cmyk(62.8%, 72.8%, 0%, 29.4%)
CIE-LAB	lab(31.08, 45.44, -66.53)
CIE-LCH	lch(31.08, 80.56, 304.34°)
OKLab	oklab(42.56% 0.0351 -0.1919)
OKLCH	oklch(42.56% 0.195 280.4)
XYZ	xyz(11.6487, 6.6843, 43.8475)
Luminance	0.0669 (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

#4331B4 #A2B431

analogous

#3161B4 #4331B4 #8431B4

triadic

#4331B4 #B44331 #31B443

tetradic

#4331B4 #B43161 #A2B431 #31B484

square

#4331B4 #B43161 #A2B431 #31B484

split-complementary

#4331B4 #B48431 #61B431

monochromatic

#1F1754 #312484 #4331B4 #6452D0 #8F82DD

Accessibility & contrast

On white

8.99

#4331B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#4331B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4331B4

8.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4331B4	#FFFFFF	#000000	##FFFFFF
##4331B4	1.00	8.99	2.34	8.99
#FFFFFF	8.99	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB8

Deuteranopia (green-blind)

#0044B2

Tritanopia (blue-blind)

#00556F

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #4331b4;
/* rgb */ color: rgb(67, 49, 180);
/* oklch */ color: oklch(42.6% 0.195 280.4);

Tailwind

colors: {
  custom: {
    50: '#856bcc',
    500: '#4331b4',
    950: '#000000',
  },
}

SCSS

$custom: #4331b4;
$custom-light: #856bcc;
$custom-dark: #000000;

JSON

{
  "hex": "#4331b4",
  "rgb": {
    "r": 67,
    "g": 49,
    "b": 180
  },
  "hsl": {
    "h": 248.244,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.42558,
    "c": 0.19509,
    "h": 280.4
  },
  "luminance": 0.06685
}

Semantic roles & 50–950 ramp

primary

#4331B4

secondary

#BCC67B

accent

#E047CB

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4331B4

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

Preview Lab → · Contrast checker → · Palette generator →