#331570#331570

#331570 is a dark, vivid violet. Relative luminance 0.024; OKLCH L 30.6% C 0.143 H 290.2°. Best body text is #FFFFFF at 14.17:1 contrast (WCAG AA passes).

Color values

HEX	#331570
RGB	rgb(51, 21, 112)
HSL	hsl(260, 68%, 26%)
HSV	hsv(260, 81%, 44%)
CMYK	cmyk(54.5%, 81.2%, 0%, 56.1%)
CIE-LAB	lab(17.51, 37.22, -46.78)
CIE-LCH	lch(17.51, 59.78, 308.51°)
OKLab	oklab(30.57% 0.0494 -0.1344)
OKLCH	oklch(30.57% 0.143 290.2)
XYZ	xyz(4.5572, 2.4098, 15.5511)
Luminance	0.0241 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331570 #527015

analogous

#152470 #331570 #601570

triadic

#331570 #703315 #157033

tetradic

#331570 #701524 #527015 #157060

square

#331570 #701524 #527015 #157060

split-complementary

#331570 #706015 #247015

monochromatic

#0C051A #1C0B3C #331570 #4A1FA4 #6229D7

Accessibility & contrast

On white

14.17

#331570 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#331570 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331570

14.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331570	#FFFFFF	#000000	##FFFFFF
##331570	1.00	14.17	1.48	14.17
#FFFFFF	14.17	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D73

Deuteranopia (green-blind)

#00296E

Tritanopia (blue-blind)

#1D2F42

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #331570;
/* rgb */ color: rgb(51, 21, 112);
/* oklch */ color: oklch(30.6% 0.143 290.2);

Tailwind

colors: {
  custom: {
    50: '#72569a',
    500: '#331570',
    950: '#000000',
  },
}

SCSS

$custom: #331570;
$custom-light: #72569a;
$custom-dark: #000000;

JSON

{
  "hex": "#331570",
  "rgb": {
    "r": 51,
    "g": 21,
    "b": 112
  },
  "hsl": {
    "h": 259.78,
    "s": 68.421,
    "l": 26.078
  },
  "oklch": {
    "l": 0.30569,
    "c": 0.14325,
    "h": 290.2
  },
  "luminance": 0.0241
}

Semantic roles & 50–950 ramp

primary

#331570

secondary

#83A63B

accent

#EB3DB2

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09030E

muted

#7B787E

Preview Lab

Preview with #331570

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

Preview Lab → · Contrast checker → · Palette generator →