#40197E#40197E

#40197E is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.9% C 0.156 H 293.9°. Best body text is #FFFFFF at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#40197E
RGB	rgb(64, 25, 126)
HSL	hsl(263, 67%, 30%)
HSV	hsv(263, 80%, 49%)
CMYK	cmyk(49.2%, 80.2%, 0%, 50.6%)
CIE-LAB	lab(21.18, 41.33, -49.67)
CIE-LCH	lch(21.18, 64.62, 309.76°)
OKLab	oklab(33.92% 0.0631 -0.1425)
OKLCH	oklch(33.92% 0.156 293.9)
XYZ	xyz(6.2268, 3.2914, 20.0418)
Luminance	0.0329 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40197E #577E19

analogous

#19257E #40197E #72197E

triadic

#40197E #7E4019 #197E40

tetradic

#40197E #7E1925 #577E19 #197E72

square

#40197E #7E1925 #577E19 #197E72

split-complementary

#40197E #7E7219 #257E19

monochromatic

#0D051A #260F4B #40197E #5A23B1 #773AD8

Accessibility & contrast

On white

12.66

#40197E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#40197E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40197E

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40197E	#FFFFFF	#000000	##FFFFFF
##40197E	1.00	12.66	1.66	12.66
#FFFFFF	12.66	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003481

Deuteranopia (green-blind)

#00317C

Tritanopia (blue-blind)

#2D354B

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #40197e;
/* rgb */ color: rgb(64, 25, 126);
/* oklch */ color: oklch(33.9% 0.156 293.9);

Tailwind

colors: {
  custom: {
    50: '#7c5ba4',
    500: '#40197e',
    950: '#000000',
  },
}

SCSS

$custom: #40197e;
$custom-light: #7c5ba4;
$custom-dark: #000000;

JSON

{
  "hex": "#40197e",
  "rgb": {
    "r": 64,
    "g": 25,
    "b": 126
  },
  "hsl": {
    "h": 263.168,
    "s": 66.887,
    "l": 29.608
  },
  "oklch": {
    "l": 0.33923,
    "c": 0.15583,
    "h": 293.9
  },
  "luminance": 0.03292
}

Semantic roles & 50–950 ramp

primary

#40197E

secondary

#86B241

accent

#EA3EA7

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #40197E

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

Preview Lab → · Contrast checker → · Palette generator →