#331D75#331D75

#331D75 is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.1% C 0.141 H 287.1°. Best body text is #FFFFFF at 13.35:1 contrast (WCAG AA passes).

Color values

HEX	#331D75
RGB	rgb(51, 29, 117)
HSL	hsl(255, 60%, 29%)
HSV	hsv(255, 75%, 46%)
CMYK	cmyk(56.4%, 75.2%, 0%, 54.1%)
CIE-LAB	lab(19.50, 34.50, -46.73)
CIE-LCH	lch(19.50, 58.09, 306.44°)
OKLab	oklab(32.13% 0.0412 -0.1344)
OKLCH	oklch(32.13% 0.141 287.1)
XYZ	xyz(5.0145, 2.8666, 17.1153)
Luminance	0.0287 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331D75 #5F751D

analogous

#1D3375 #331D75 #5F1D75

triadic

#331D75 #75331D #1D7533

tetradic

#331D75 #751D33 #5F751D #1D755F

square

#331D75 #751D33 #5F751D #1D755F

split-complementary

#331D75 #755F1D #33751D

monochromatic

#0B0619 #1E1144 #331D75 #4829A6 #623DCF

Accessibility & contrast

On white

13.35

#331D75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#331D75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331D75

13.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331D75	#FFFFFF	#000000	##FFFFFF
##331D75	1.00	13.35	1.57	13.35
#FFFFFF	13.35	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003178

Deuteranopia (green-blind)

#002D73

Tritanopia (blue-blind)

#173547

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #331d75;
/* rgb */ color: rgb(51, 29, 117);
/* oklch */ color: oklch(32.1% 0.141 287.1);

Tailwind

colors: {
  custom: {
    50: '#735b9e',
    500: '#331d75',
    950: '#000000',
  },
}

SCSS

$custom: #331d75;
$custom-light: #735b9e;
$custom-dark: #000000;

JSON

{
  "hex": "#331d75",
  "rgb": {
    "r": 51,
    "g": 29,
    "b": 117
  },
  "hsl": {
    "h": 255,
    "s": 60.274,
    "l": 28.627
  },
  "oklch": {
    "l": 0.32126,
    "c": 0.14055,
    "h": 287.1
  },
  "luminance": 0.02867
}

Semantic roles & 50–950 ramp

primary

#331D75

secondary

#90A945

accent

#E344BC

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #331D75

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

Preview Lab → · Contrast checker → · Palette generator →