#4338AC#4338AC

#4338AC is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.9% C 0.177 H 280.1°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#4338AC
RGB	rgb(67, 56, 172)
HSL	hsl(246, 51%, 45%)
HSV	hsv(246, 67%, 67%)
CMYK	cmyk(61%, 67.4%, 0%, 32.5%)
CIE-LAB	lab(31.81, 38.87, -60.56)
CIE-LCH	lch(31.81, 71.96, 302.70°)
OKLab	oklab(42.86% 0.0311 -0.1744)
OKLCH	oklch(42.86% 0.177 280.1)
XYZ	xyz(11.1730, 6.9994, 39.7840)
Luminance	0.0700 (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

#4338AC #A1AC38

analogous

#3867AC #4338AC #7D38AC

triadic

#4338AC #AC4338 #38AC43

tetradic

#4338AC #AC3867 #A1AC38 #38AC7D

square

#4338AC #AC3867 #A1AC38 #38AC7D

split-complementary

#4338AC #AC7D38 #67AC38

monochromatic

#1F1A50 #31297E #4338AC #6358C9 #8E87D8

Accessibility & contrast

On white

8.75

#4338AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#4338AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4338AC

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4338AC	#FFFFFF	#000000	##FFFFFF
##4338AC	1.00	8.75	2.40	8.75
#FFFFFF	8.75	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB0

Deuteranopia (green-blind)

#0046AA

Tritanopia (blue-blind)

#00566D

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #4338ac;
/* rgb */ color: rgb(67, 56, 172);
/* oklch */ color: oklch(42.9% 0.177 280.1);

Tailwind

colors: {
  custom: {
    50: '#8370c6',
    500: '#4338ac',
    950: '#000000',
  },
}

SCSS

$custom: #4338ac;
$custom-light: #8370c6;
$custom-dark: #000000;

JSON

{
  "hex": "#4338ac",
  "rgb": {
    "r": 67,
    "g": 56,
    "b": 172
  },
  "hsl": {
    "h": 245.69,
    "s": 50.877,
    "l": 44.706
  },
  "oklch": {
    "l": 0.42856,
    "c": 0.1772,
    "h": 280.1
  },
  "luminance": 0.07
}

Semantic roles & 50–950 ramp

primary

#4338AC

secondary

#BBC27E

accent

#DA4DCD

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4338AC

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

Preview Lab → · Contrast checker → · Palette generator →