#3318A8#3318A8

#3318A8 is a dark, highly saturated violet. Relative luminance 0.042; OKLCH L 37.1% C 0.206 H 278.0°. Best body text is #FFFFFF at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#3318A8
RGB	rgb(51, 24, 168)
HSL	hsl(251, 75%, 38%)
HSV	hsv(251, 86%, 66%)
CMYK	cmyk(69.6%, 85.7%, 0%, 34.1%)
CIE-LAB	lab(24.27, 52.26, -70.62)
CIE-LCH	lch(24.27, 87.85, 306.50°)
OKLab	oklab(37.09% 0.0285 -0.2039)
OKLCH	oklch(37.09% 0.206 278)
XYZ	xyz(8.7575, 4.1834, 37.3842)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3318A8 #8DA818

analogous

#1845A8 #3318A8 #7B18A8

triadic

#3318A8 #A83318 #18A833

tetradic

#3318A8 #A81845 #8DA818 #18A87B

square

#3318A8 #A81845 #8DA818 #18A87B

split-complementary

#3318A8 #A87B18 #45A818

monochromatic

#12093D #231072 #3318A8 #4320DE #6F54E7

Accessibility & contrast

On white

11.43

#3318A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#3318A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3318A8

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3318A8	#FFFFFF	#000000	##FFFFFF
##3318A8	1.00	11.43	1.84	11.43
#FFFFFF	11.43	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FAC

Deuteranopia (green-blind)

#0034A6

Tritanopia (blue-blind)

#004763

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #3318a8;
/* rgb */ color: rgb(51, 24, 168);
/* oklch */ color: oklch(37.1% 0.206 278.0);

Tailwind

colors: {
  custom: {
    50: '#7d5cc3',
    500: '#3318a8',
    950: '#000000',
  },
}

SCSS

$custom: #3318a8;
$custom-light: #7d5cc3;
$custom-dark: #000000;

JSON

{
  "hex": "#3318a8",
  "rgb": {
    "r": 51,
    "g": 24,
    "b": 168
  },
  "hsl": {
    "h": 251.25,
    "s": 75,
    "l": 37.647
  },
  "oklch": {
    "l": 0.37094,
    "c": 0.20593,
    "h": 278
  },
  "luminance": 0.04184
}

Semantic roles & 50–950 ramp

primary

#3318A8

secondary

#B3C953

accent

#F236CE

background

#F8F5FC

surface

#F0E9F8

border

#CBC5D1

text

#0B0413

muted

#7C7982

Preview Lab

Preview with #3318A8

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

Preview Lab → · Contrast checker → · Palette generator →