#40166D#40166D

#40166D is a dark, vivid violet. Relative luminance 0.028; OKLCH L 32.0% C 0.140 H 300.4°. Best body text is #FFFFFF at 13.52:1 contrast (WCAG AA passes).

Color values

HEX	#40166D
RGB	rgb(64, 22, 109)
HSL	hsl(269, 66%, 26%)
HSV	hsv(269, 80%, 43%)
CMYK	cmyk(41.3%, 79.8%, 0%, 57.3%)
CIE-LAB	lab(19.09, 38.09, -42.17)
CIE-LCH	lch(19.09, 56.82, 312.09°)
OKLab	oklab(31.97% 0.0707 -0.1204)
OKLCH	oklch(31.97% 0.14 300.4)
XYZ	xyz(5.1609, 2.7679, 14.7274)
Luminance	0.0277 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40166D #436D16

analogous

#16176D #40166D #6B166D

triadic

#40166D #6D4016 #166D40

tetradic

#40166D #6D1617 #436D16 #166D6B

square

#40166D #6D1617 #436D16 #166D6B

split-complementary

#40166D #6D6B16 #176D16

monochromatic

#0F0519 #220C3A #40166D #5E20A0 #7C2BD3

Accessibility & contrast

On white

13.52

#40166D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#40166D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40166D

13.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40166D	#FFFFFF	#000000	##FFFFFF
##40166D	1.00	13.52	1.55	13.52
#FFFFFF	13.52	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E6F

Deuteranopia (green-blind)

#002E6B

Tritanopia (blue-blind)

#362D41

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #40166d;
/* rgb */ color: rgb(64, 22, 109);
/* oklch */ color: oklch(32.0% 0.140 300.4);

Tailwind

colors: {
  custom: {
    50: '#7a5898',
    500: '#40166d',
    950: '#000000',
  },
}

SCSS

$custom: #40166d;
$custom-light: #7a5898;
$custom-dark: #000000;

JSON

{
  "hex": "#40166d",
  "rgb": {
    "r": 64,
    "g": 22,
    "b": 109
  },
  "hsl": {
    "h": 268.966,
    "s": 66.412,
    "l": 25.686
  },
  "oklch": {
    "l": 0.31971,
    "c": 0.13967,
    "h": 300.4
  },
  "luminance": 0.02768
}

Semantic roles & 50–950 ramp

primary

#40166D

secondary

#71A33C

accent

#E93E97

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #40166D

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

Preview Lab → · Contrast checker → · Palette generator →