#3A237E#3A237E

#3A237E is a dark, vivid violet. Relative luminance 0.036; OKLCH L 34.6% C 0.144 H 288.0°. Best body text is #FFFFFF at 12.20:1 contrast (WCAG AA passes).

Color values

HEX	#3A237E
RGB	rgb(58, 35, 126)
HSL	hsl(255, 57%, 32%)
HSV	hsv(255, 72%, 49%)
CMYK	cmyk(54%, 72.2%, 0%, 50.6%)
CIE-LAB	lab(22.33, 35.09, -47.81)
CIE-LCH	lch(22.33, 59.30, 306.28°)
OKLab	oklab(34.58% 0.0446 -0.1373)
OKLCH	oklch(34.58% 0.144 288)
XYZ	xyz(6.1107, 3.6077, 20.1090)
Luminance	0.0361 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.46

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A237E #677E23

analogous

#233A7E #3A237E #68237E

triadic

#3A237E #7E3A23 #237E3A

tetradic

#3A237E #7E233A #677E23 #237E68

square

#3A237E #7E233A #677E23 #237E68

split-complementary

#3A237E #7E6823 #3A7E23

monochromatic

#0E081E #24164E #3A237E #5030AE #6E4ECE

Accessibility & contrast

On white

12.20

#3A237E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#3A237E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A237E

12.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A237E	#FFFFFF	#000000	##FFFFFF
##3A237E	1.00	12.20	1.72	12.20
#FFFFFF	12.20	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003781

Deuteranopia (green-blind)

#00337C

Tritanopia (blue-blind)

#203B4E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #3a237e;
/* rgb */ color: rgb(58, 35, 126);
/* oklch */ color: oklch(34.6% 0.144 288.0);

Tailwind

colors: {
  custom: {
    50: '#7860a4',
    500: '#3a237e',
    950: '#000000',
  },
}

SCSS

$custom: #3a237e;
$custom-light: #7860a4;
$custom-dark: #000000;

JSON

{
  "hex": "#3a237e",
  "rgb": {
    "r": 58,
    "g": 35,
    "b": 126
  },
  "hsl": {
    "h": 255.165,
    "s": 56.522,
    "l": 31.569
  },
  "oklch": {
    "l": 0.34577,
    "c": 0.14438,
    "h": 288
  },
  "luminance": 0.03608
}

Semantic roles & 50–950 ramp

primary

#3A237E

secondary

#97B04C

accent

#E048B9

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09050F

muted

#7B797F

Preview Lab

Preview with #3A237E

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

Preview Lab → · Contrast checker → · Palette generator →