#33137E#33137E

#33137E is a dark, vivid violet. Relative luminance 0.027; OKLCH L 31.8% C 0.162 H 286.5°. Best body text is #FFFFFF at 13.68:1 contrast (WCAG AA passes).

Color values

HEX	#33137E
RGB	rgb(51, 19, 126)
HSL	hsl(258, 74%, 28%)
HSV	hsv(258, 85%, 49%)
CMYK	cmyk(59.5%, 84.9%, 0%, 50.6%)
CIE-LAB	lab(18.69, 42.23, -53.81)
CIE-LCH	lch(18.69, 68.40, 308.12°)
OKLab	oklab(31.85% 0.0459 -0.155)
OKLCH	oklch(31.85% 0.162 286.5)
XYZ	xyz(5.3629, 2.6756, 19.9685)
Luminance	0.0268 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33137E #5E7E13

analogous

#13287E #33137E #68137E

triadic

#33137E #7E3313 #137E33

tetradic

#33137E #7E1328 #5E7E13 #137E68

square

#33137E #7E1328 #5E7E13 #137E68

split-complementary

#33137E #7E6813 #287E13

monochromatic

#0B041B #1D0B49 #33137E #491BB3 #622CDF

Accessibility & contrast

On white

13.68

#33137E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#33137E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33137E

13.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33137E	#FFFFFF	#000000	##FFFFFF
##33137E	1.00	13.68	1.54	13.68
#FFFFFF	13.68	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003081

Deuteranopia (green-blind)

#002A7C

Tritanopia (blue-blind)

#0C344A

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #33137e;
/* rgb */ color: rgb(51, 19, 126);
/* oklch */ color: oklch(31.8% 0.162 286.5);

Tailwind

colors: {
  custom: {
    50: '#7556a4',
    500: '#33137e',
    950: '#000000',
  },
}

SCSS

$custom: #33137e;
$custom-light: #7556a4;
$custom-dark: #000000;

JSON

{
  "hex": "#33137e",
  "rgb": {
    "r": 51,
    "g": 19,
    "b": 126
  },
  "hsl": {
    "h": 257.944,
    "s": 73.793,
    "l": 28.431
  },
  "oklch": {
    "l": 0.31845,
    "c": 0.16164,
    "h": 286.5
  },
  "luminance": 0.02676
}

Semantic roles & 50–950 ramp

primary

#33137E

secondary

#8FB439

accent

#F037B9

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09030F

muted

#7B787F

Preview Lab

Preview with #33137E

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

Preview Lab → · Contrast checker → · Palette generator →