#3315A1#3315A1

#3315A1 is a dark, highly saturated violet. Relative luminance 0.038; OKLCH L 36.0% C 0.200 H 279.2°. Best body text is #FFFFFF at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#3315A1
RGB	rgb(51, 21, 161)
HSL	hsl(253, 77%, 36%)
HSV	hsv(253, 87%, 63%)
CMYK	cmyk(68.3%, 87%, 0%, 36.9%)
CIE-LAB	lab(23.04, 51.42, -68.40)
CIE-LCH	lch(23.04, 85.58, 306.94°)
OKLab	oklab(36.01% 0.032 -0.1975)
OKLCH	oklch(36.01% 0.2 279.2)
XYZ	xyz(8.0644, 3.8127, 34.0222)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3315A1 #83A115

analogous

#153DA1 #3315A1 #7915A1

triadic

#3315A1 #A13315 #15A133

tetradic

#3315A1 #A1153D #83A115 #15A179

square

#3315A1 #A1153D #83A115 #15A179

split-complementary

#3315A1 #A17915 #3DA115

monochromatic

#110735 #220E6B #3315A1 #441CD7 #6B49E7

Accessibility & contrast

On white

11.91

#3315A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#3315A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3315A1

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3315A1	#FFFFFF	#000000	##FFFFFF
##3315A1	1.00	11.91	1.76	11.91
#FFFFFF	11.91	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA5

Deuteranopia (green-blind)

#00319F

Tritanopia (blue-blind)

#00445F

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #3315a1;
/* rgb */ color: rgb(51, 21, 161);
/* oklch */ color: oklch(36.0% 0.200 279.2);

Tailwind

colors: {
  custom: {
    50: '#7c5abe',
    500: '#3315a1',
    950: '#000000',
  },
}

SCSS

$custom: #3315a1;
$custom-light: #7c5abe;
$custom-dark: #000000;

JSON

{
  "hex": "#3315a1",
  "rgb": {
    "r": 51,
    "g": 21,
    "b": 161
  },
  "hsl": {
    "h": 252.857,
    "s": 76.923,
    "l": 35.686
  },
  "oklch": {
    "l": 0.36014,
    "c": 0.20004,
    "h": 279.2
  },
  "luminance": 0.03813
}

Semantic roles & 50–950 ramp

primary

#3315A1

secondary

#ADC849

accent

#F334CB

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #3315A1

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

Preview Lab → · Contrast checker → · Palette generator →