#331577#331577

#331577 is a dark, vivid violet. Relative luminance 0.026; OKLCH L 31.3% C 0.152 H 288.1°. Best body text is #FFFFFF at 13.87:1 contrast (WCAG AA passes).

Color values

HEX	#331577
RGB	rgb(51, 21, 119)
HSL	hsl(258, 70%, 27%)
HSV	hsv(258, 82%, 47%)
CMYK	cmyk(57.1%, 82.4%, 0%, 53.3%)
CIE-LAB	lab(18.24, 39.29, -50.09)
CIE-LCH	lch(18.24, 63.66, 308.11°)
OKLab	oklab(31.3% 0.0471 -0.1441)
OKLCH	oklch(31.3% 0.152 288.1)
XYZ	xyz(4.9622, 2.5718, 17.6841)
Luminance	0.0257 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331577 #597715

analogous

#152877 #331577 #641577

triadic

#331577 #773315 #157733

tetradic

#331577 #771528 #597715 #157764

square

#331577 #771528 #597715 #157764

split-complementary

#331577 #776415 #287715

monochromatic

#0B051A #1D0C43 #331577 #491EAB #622DDA

Accessibility & contrast

On white

13.87

#331577 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#331577 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331577

13.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331577	#FFFFFF	#000000	##FFFFFF
##331577	1.00	13.87	1.51	13.87
#FFFFFF	13.87	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F7A

Deuteranopia (green-blind)

#002A75

Tritanopia (blue-blind)

#163246

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #331577;
/* rgb */ color: rgb(51, 21, 119);
/* oklch */ color: oklch(31.3% 0.152 288.1);

Tailwind

colors: {
  custom: {
    50: '#74579f',
    500: '#331577',
    950: '#000000',
  },
}

SCSS

$custom: #331577;
$custom-light: #74579f;
$custom-dark: #000000;

JSON

{
  "hex": "#331577",
  "rgb": {
    "r": 51,
    "g": 21,
    "b": 119
  },
  "hsl": {
    "h": 258.367,
    "s": 70,
    "l": 27.451
  },
  "oklch": {
    "l": 0.31302,
    "c": 0.15163,
    "h": 288.1
  },
  "luminance": 0.02572
}

Semantic roles & 50–950 ramp

primary

#331577

secondary

#8AAD3B

accent

#ED3BB6

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09030F

muted

#7B787E

Preview Lab

Preview with #331577

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

Preview Lab → · Contrast checker → · Palette generator →