#331C5E#331C5E

#331C5E is a dark, moderate violet. Relative luminance 0.023; OKLCH L 29.8% C 0.112 H 294.7°. Best body text is #FFFFFF at 14.30:1 contrast (WCAG AA passes).

Color values

HEX	#331C5E
RGB	rgb(51, 28, 94)
HSL	hsl(261, 54%, 24%)
HSV	hsv(261, 70%, 37%)
CMYK	cmyk(45.7%, 70.2%, 0%, 63.1%)
CIE-LAB	lab(17.19, 27.91, -35.47)
CIE-LCH	lch(17.19, 45.13, 308.20°)
OKLab	oklab(29.82% 0.0466 -0.1013)
OKLCH	oklch(29.82% 0.112 294.7)
XYZ	xyz(3.8003, 2.3424, 10.8394)
Luminance	0.0234 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331C5E #475E1C

analogous

#1C265E #331C5E #541C5E

triadic

#331C5E #5E331C #1C5E33

tetradic

#331C5E #5E1C26 #475E1C #1C5E54

square

#331C5E #5E1C26 #475E1C #1C5E54

split-complementary

#331C5E #5E541C #265E1C

monochromatic

#0D0718 #190E2F #331C5E #4D2A8D #6638BC

Accessibility & contrast

On white

14.30

#331C5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#331C5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331C5E

14.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331C5E	#FFFFFF	#000000	##FFFFFF
##331C5E	1.00	14.30	1.47	14.30
#FFFFFF	14.30	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B60

Deuteranopia (green-blind)

#00295D

Tritanopia (blue-blind)

#272C3A

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #331c5e;
/* rgb */ color: rgb(51, 28, 94);
/* oklch */ color: oklch(29.8% 0.112 294.7);

Tailwind

colors: {
  custom: {
    50: '#6f5a8c',
    500: '#331c5e',
    950: '#000000',
  },
}

SCSS

$custom: #331c5e;
$custom-light: #6f5a8c;
$custom-dark: #000000;

JSON

{
  "hex": "#331c5e",
  "rgb": {
    "r": 51,
    "g": 28,
    "b": 94
  },
  "hsl": {
    "h": 260.909,
    "s": 54.098,
    "l": 23.922
  },
  "oklch": {
    "l": 0.29823,
    "c": 0.11152,
    "h": 294.7
  },
  "luminance": 0.02342
}

Semantic roles & 50–950 ramp

primary

#331C5E

secondary

#779342

accent

#DD4AAA

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#08040C

muted

#7B797D

Preview Lab

Preview with #331C5E

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

Preview Lab → · Contrast checker → · Palette generator →