#4338AD#4338AD

#4338AD is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.9% C 0.178 H 280.0°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#4338AD
RGB	rgb(67, 56, 173)
HSL	hsl(246, 51%, 45%)
HSV	hsv(246, 68%, 68%)
CMYK	cmyk(61.3%, 67.6%, 0%, 32.2%)
CIE-LAB	lab(31.89, 39.20, -61.01)
CIE-LCH	lch(31.89, 72.52, 302.72°)
OKLab	oklab(42.95% 0.031 -0.1758)
OKLCH	oklch(42.95% 0.178 280)
XYZ	xyz(11.2693, 7.0379, 40.2917)
Luminance	0.0704 (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

#4338AD #A2AD38

analogous

#3868AD #4338AD #7E38AD

triadic

#4338AD #AD4338 #38AD43

tetradic

#4338AD #AD3868 #A2AD38 #38AD7E

square

#4338AD #AD3868 #A2AD38 #38AD7E

split-complementary

#4338AD #AD7E38 #68AD38

monochromatic

#1F1A51 #31297F #4338AD #6459C9 #8F87D8

Accessibility & contrast

On white

8.72

#4338AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#4338AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4338AD

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4338AD	#FFFFFF	#000000	##FFFFFF
##4338AD	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB1

Deuteranopia (green-blind)

#0047AB

Tritanopia (blue-blind)

#00566E

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #4338ad;
/* rgb */ color: rgb(67, 56, 173);
/* oklch */ color: oklch(42.9% 0.178 280.0);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#4338ad",
  "rgb": {
    "r": 67,
    "g": 56,
    "b": 173
  },
  "hsl": {
    "h": 245.641,
    "s": 51.092,
    "l": 44.902
  },
  "oklch": {
    "l": 0.42946,
    "c": 0.17849,
    "h": 280
  },
  "luminance": 0.07039
}

Semantic roles & 50–950 ramp

primary

#4338AD

secondary

#BCC27F

accent

#DB4DCD

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4338AD

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

Preview Lab → · Contrast checker → · Palette generator →