#40197C#40197C

#40197C is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.7% C 0.154 H 294.5°. Best body text is #FFFFFF at 12.74:1 contrast (WCAG AA passes).

Color values

HEX	#40197C
RGB	rgb(64, 25, 124)
HSL	hsl(264, 66%, 29%)
HSV	hsv(264, 80%, 49%)
CMYK	cmyk(48.4%, 79.8%, 0%, 51.4%)
CIE-LAB	lab(20.98, 40.77, -48.72)
CIE-LCH	lch(20.98, 63.53, 309.93°)
OKLab	oklab(33.73% 0.0637 -0.1397)
OKLCH	oklch(33.73% 0.154 294.5)
XYZ	xyz(6.0991, 3.2403, 19.3690)
Luminance	0.0324 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40197C #557C19

analogous

#19247C #40197C #72197C

triadic

#40197C #7C4019 #197C40

tetradic

#40197C #7C1924 #557C19 #197C72

square

#40197C #7C1924 #557C19 #197C72

split-complementary

#40197C #7C7219 #247C19

monochromatic

#0D0519 #260F49 #40197C #5A23AF #7738D7

Accessibility & contrast

On white

12.74

#40197C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#40197C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40197C

12.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40197C	#FFFFFF	#000000	##FFFFFF
##40197C	1.00	12.74	1.65	12.74
#FFFFFF	12.74	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337F

Deuteranopia (green-blind)

#00317A

Tritanopia (blue-blind)

#2E344A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #40197c;
/* rgb */ color: rgb(64, 25, 124);
/* oklch */ color: oklch(33.7% 0.154 294.5);

Tailwind

colors: {
  custom: {
    50: '#7c5ba3',
    500: '#40197c',
    950: '#000000',
  },
}

SCSS

$custom: #40197c;
$custom-light: #7c5ba3;
$custom-dark: #000000;

JSON

{
  "hex": "#40197c",
  "rgb": {
    "r": 64,
    "g": 25,
    "b": 124
  },
  "hsl": {
    "h": 263.636,
    "s": 66.443,
    "l": 29.216
  },
  "oklch": {
    "l": 0.33729,
    "c": 0.15353,
    "h": 294.5
  },
  "luminance": 0.0324
}

Semantic roles & 50–950 ramp

primary

#40197C

secondary

#84B040

accent

#E93EA6

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #40197C

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

Preview Lab → · Contrast checker → · Palette generator →