#331C6E#331C6E

#331C6E is a dark, vivid violet. Relative luminance 0.027; OKLCH L 31.3% C 0.133 H 289.2°. Best body text is #FFFFFF at 13.71:1 contrast (WCAG AA passes).

Color values

HEX	#331C6E
RGB	rgb(51, 28, 110)
HSL	hsl(257, 59%, 27%)
HSV	hsv(257, 75%, 43%)
CMYK	cmyk(53.6%, 74.5%, 0%, 56.9%)
CIE-LAB	lab(18.63, 32.88, -43.64)
CIE-LCH	lch(18.63, 54.64, 307.00°)
OKLab	oklab(31.3% 0.0438 -0.1253)
OKLCH	oklch(31.3% 0.133 289.2)
XYZ	xyz(4.5942, 2.6599, 15.0202)
Luminance	0.0266 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331C6E #576E1C

analogous

#1C2E6E #331C6E #5C1C6E

triadic

#331C6E #6E331C #1C6E33

tetradic

#331C6E #6E1C2E #576E1C #1C6E5C

square

#331C6E #6E1C2E #576E1C #1C6E5C

split-complementary

#331C6E #6E5C1C #2E6E1C

monochromatic

#0B0618 #1C103D #331C6E #4A289F #6238CC

Accessibility & contrast

On white

13.71

#331C6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#331C6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331C6E

13.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331C6E	#FFFFFF	#000000	##FFFFFF
##331C6E	1.00	13.71	1.53	13.71
#FFFFFF	13.71	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F70

Deuteranopia (green-blind)

#002B6C

Tritanopia (blue-blind)

#1E3143

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #331c6e;
/* rgb */ color: rgb(51, 28, 110);
/* oklch */ color: oklch(31.3% 0.133 289.2);

Tailwind

colors: {
  custom: {
    50: '#715a98',
    500: '#331c6e',
    950: '#000000',
  },
}

SCSS

$custom: #331c6e;
$custom-light: #715a98;
$custom-dark: #000000;

JSON

{
  "hex": "#331c6e",
  "rgb": {
    "r": 51,
    "g": 28,
    "b": 110
  },
  "hsl": {
    "h": 256.829,
    "s": 59.42,
    "l": 27.059
  },
  "oklch": {
    "l": 0.31299,
    "c": 0.13273,
    "h": 289.2
  },
  "luminance": 0.0266
}

Semantic roles & 50–950 ramp

primary

#331C6E

secondary

#88A343

accent

#E345B6

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08040E

muted

#7B797E

Preview Lab

Preview with #331C6E

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

Preview Lab → · Contrast checker → · Palette generator →