#33178E#33178E

#33178E is a dark, vivid violet. Relative luminance 0.033; OKLCH L 34.0% C 0.177 H 282.4°. Best body text is #FFFFFF at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#33178E
RGB	rgb(51, 23, 142)
HSL	hsl(254, 72%, 32%)
HSV	hsv(254, 84%, 56%)
CMYK	cmyk(64.1%, 83.8%, 0%, 44.3%)
CIE-LAB	lab(21.09, 45.14, -59.93)
CIE-LCH	lch(21.09, 75.03, 306.99°)
OKLab	oklab(34.03% 0.0379 -0.1729)
OKLCH	oklch(34.03% 0.177 282.4)
XYZ	xyz(6.5526, 3.2691, 25.8716)
Luminance	0.0327 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33178E #728E17

analogous

#17368E #33178E #6F178E

triadic

#33178E #8E3317 #178E33

tetradic

#33178E #8E1736 #728E17 #178E6F

square

#33178E #8E1736 #728E17 #178E6F

split-complementary

#33178E #8E6F17 #368E17

monochromatic

#0D0625 #200E59 #33178E #4620C3 #653FE0

Accessibility & contrast

On white

12.70

#33178E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#33178E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33178E

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33178E	#FFFFFF	#000000	##FFFFFF
##33178E	1.00	12.70	1.65	12.70
#FFFFFF	12.70	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003691

Deuteranopia (green-blind)

#002E8C

Tritanopia (blue-blind)

#003C54

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #33178e;
/* rgb */ color: rgb(51, 23, 142);
/* oklch */ color: oklch(34.0% 0.177 282.4);

Tailwind

colors: {
  custom: {
    50: '#785ab0',
    500: '#33178e',
    950: '#000000',
  },
}

SCSS

$custom: #33178e;
$custom-light: #785ab0;
$custom-dark: #000000;

JSON

{
  "hex": "#33178e",
  "rgb": {
    "r": 51,
    "g": 23,
    "b": 142
  },
  "hsl": {
    "h": 254.118,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.34028,
    "c": 0.17697,
    "h": 282.4
  },
  "luminance": 0.0327
}

Semantic roles & 50–950 ramp

primary

#33178E

secondary

#A2C040

accent

#EF39C4

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #33178E

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

Preview Lab → · Contrast checker → · Palette generator →