#4333AF#4333AF

#4333AF is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.4% C 0.187 H 280.7°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#4333AF
RGB	rgb(67, 51, 175)
HSL	hsl(248, 55%, 44%)
HSV	hsv(248, 71%, 69%)
CMYK	cmyk(61.7%, 70.9%, 0%, 31.4%)
CIE-LAB	lab(31.01, 42.75, -63.66)
CIE-LCH	lch(31.01, 76.68, 303.89°)
OKLab	oklab(42.37% 0.0347 -0.1835)
OKLCH	oklch(42.37% 0.187 280.7)
XYZ	xyz(11.2340, 6.6553, 41.2417)
Luminance	0.0666 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 4.16

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4333AF #9FAF33

analogous

#3361AF #4333AF #8133AF

triadic

#4333AF #AF4333 #33AF43

tetradic

#4333AF #AF3361 #9FAF33 #33AF81

square

#4333AF #AF3361 #9FAF33 #33AF81

split-complementary

#4333AF #AF8133 #61AF33

monochromatic

#1F1750 #312580 #4333AF #6252CD #8D82DB

Accessibility & contrast

On white

9.01

#4333AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#4333AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4333AF

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4333AF	#FFFFFF	#000000	##FFFFFF
##4333AF	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB3

Deuteranopia (green-blind)

#0044AD

Tritanopia (blue-blind)

#00546D

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #4333af;
/* rgb */ color: rgb(67, 51, 175);
/* oklch */ color: oklch(42.4% 0.187 280.7);

Tailwind

colors: {
  custom: {
    50: '#846cc8',
    500: '#4333af',
    950: '#000000',
  },
}

SCSS

$custom: #4333af;
$custom-light: #846cc8;
$custom-dark: #000000;

JSON

{
  "hex": "#4333af",
  "rgb": {
    "r": 67,
    "g": 51,
    "b": 175
  },
  "hsl": {
    "h": 247.742,
    "s": 54.867,
    "l": 44.314
  },
  "oklch": {
    "l": 0.42367,
    "c": 0.18676,
    "h": 280.7
  },
  "luminance": 0.06656
}

Semantic roles & 50–950 ramp

primary

#4333AF

secondary

#BAC47A

accent

#DE4ACB

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4333AF

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

Preview Lab → · Contrast checker → · Palette generator →