#331A8E#331A8E

#331A8E is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.4% C 0.174 H 282.0°. Best body text is #FFFFFF at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#331A8E
RGB	rgb(51, 26, 142)
HSL	hsl(253, 69%, 33%)
HSV	hsv(253, 82%, 56%)
CMYK	cmyk(64.1%, 81.7%, 0%, 44.3%)
CIE-LAB	lab(21.56, 43.77, -59.15)
CIE-LCH	lch(21.56, 73.58, 306.50°)
OKLab	oklab(34.35% 0.0363 -0.1706)
OKLCH	oklch(34.35% 0.174 282)
XYZ	xyz(6.6156, 3.3951, 25.8926)
Luminance	0.0340 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331A8E #758E1A

analogous

#1A3B8E #331A8E #6D1A8E

triadic

#331A8E #8E331A #1A8E33

tetradic

#331A8E #8E1A3B #758E1A #1A8E6D

square

#331A8E #8E1A3B #758E1A #1A8E6D

split-complementary

#331A8E #8E6D1A #3B8E1A

monochromatic

#0E0727 #20115A #331A8E #4623C2 #6645DD

Accessibility & contrast

On white

12.51

#331A8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#331A8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331A8E

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331A8E	#FFFFFF	#000000	##FFFFFF
##331A8E	1.00	12.51	1.68	12.51
#FFFFFF	12.51	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003791

Deuteranopia (green-blind)

#00308C

Tritanopia (blue-blind)

#003D54

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #331a8e;
/* rgb */ color: rgb(51, 26, 142);
/* oklch */ color: oklch(34.4% 0.174 282.0);

Tailwind

colors: {
  custom: {
    50: '#785bb0',
    500: '#331a8e',
    950: '#000000',
  },
}

SCSS

$custom: #331a8e;
$custom-light: #785bb0;
$custom-dark: #000000;

JSON

{
  "hex": "#331a8e",
  "rgb": {
    "r": 51,
    "g": 26,
    "b": 142
  },
  "hsl": {
    "h": 252.931,
    "s": 69.048,
    "l": 32.941
  },
  "oklch": {
    "l": 0.34354,
    "c": 0.17445,
    "h": 282
  },
  "luminance": 0.03396
}

Semantic roles & 50–950 ramp

primary

#331A8E

secondary

#A4BE45

accent

#EC3CC6

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #331A8E

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

Preview Lab → · Contrast checker → · Palette generator →