#3318A1#3318A1

#3318A1 is a dark, vivid violet. Relative luminance 0.039; OKLCH L 36.3% C 0.198 H 279.0°. Best body text is #FFFFFF at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#3318A1
RGB	rgb(51, 24, 161)
HSL	hsl(252, 74%, 36%)
HSV	hsv(252, 85%, 63%)
CMYK	cmyk(68.3%, 85.1%, 0%, 36.9%)
CIE-LAB	lab(23.44, 50.25, -67.75)
CIE-LCH	lch(23.44, 84.35, 306.57°)
OKLab	oklab(36.28% 0.0309 -0.1956)
OKLCH	oklch(36.28% 0.198 279)
XYZ	xyz(8.1228, 3.9296, 34.0417)
Luminance	0.0393 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3318A1 #86A118

analogous

#1842A1 #3318A1 #7818A1

triadic

#3318A1 #A13318 #18A133

tetradic

#3318A1 #A11842 #86A118 #18A178

square

#3318A1 #A11842 #86A118 #18A178

split-complementary

#3318A1 #A17818 #42A118

monochromatic

#110836 #22106C #3318A1 #4420D6 #6C4FE5

Accessibility & contrast

On white

11.76

#3318A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#3318A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3318A1

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3318A1	#FFFFFF	#000000	##FFFFFF
##3318A1	1.00	11.76	1.79	11.76
#FFFFFF	11.76	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA5

Deuteranopia (green-blind)

#00329F

Tritanopia (blue-blind)

#00445F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #3318a1;
/* rgb */ color: rgb(51, 24, 161);
/* oklch */ color: oklch(36.3% 0.198 279.0);

Tailwind

colors: {
  custom: {
    50: '#7c5bbe',
    500: '#3318a1',
    950: '#000000',
  },
}

SCSS

$custom: #3318a1;
$custom-light: #7c5bbe;
$custom-dark: #000000;

JSON

{
  "hex": "#3318a1",
  "rgb": {
    "r": 51,
    "g": 24,
    "b": 161
  },
  "hsl": {
    "h": 251.825,
    "s": 74.054,
    "l": 36.275
  },
  "oklch": {
    "l": 0.36284,
    "c": 0.19803,
    "h": 279
  },
  "luminance": 0.0393
}

Semantic roles & 50–950 ramp

primary

#3318A1

secondary

#AFC74E

accent

#F137CC

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #3318A1

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

Preview Lab → · Contrast checker → · Palette generator →