#40166A#40166A

#40166A is a dark, vivid violet. Relative luminance 0.027; OKLCH L 31.7% C 0.136 H 301.6°. Best body text is #FFFFFF at 13.63:1 contrast (WCAG AA passes).

Color values

HEX	#40166A
RGB	rgb(64, 22, 106)
HSL	hsl(270, 66%, 25%)
HSV	hsv(270, 79%, 42%)
CMYK	cmyk(39.6%, 79.2%, 0%, 58.4%)
CIE-LAB	lab(18.82, 37.29, -40.65)
CIE-LCH	lch(18.82, 55.16, 312.53°)
OKLab	oklab(31.7% 0.0715 -0.116)
OKLCH	oklch(31.7% 0.136 301.6)
XYZ	xyz(5.0021, 2.7044, 13.8913)
Luminance	0.0270 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40166A #406A16

analogous

#16166A #40166A #6A166A

triadic

#40166A #6A4016 #166A40

tetradic

#40166A #6A1616 #406A16 #166A6A

square

#40166A #6A1616 #406A16 #166A6A

split-complementary

#40166A #6A6A16 #166A16

monochromatic

#0F0519 #210B37 #40166A #5F219D #7D2BCF

Accessibility & contrast

On white

13.63

#40166A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#40166A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40166A

13.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40166A	#FFFFFF	#000000	##FFFFFF
##40166A	1.00	13.63	1.54	13.63
#FFFFFF	13.63	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D6C

Deuteranopia (green-blind)

#002D68

Tritanopia (blue-blind)

#372C3F

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #40166a;
/* rgb */ color: rgb(64, 22, 106);
/* oklch */ color: oklch(31.7% 0.136 301.6);

Tailwind

colors: {
  custom: {
    50: '#795895',
    500: '#40166a',
    950: '#000000',
  },
}

SCSS

$custom: #40166a;
$custom-light: #795895;
$custom-dark: #000000;

JSON

{
  "hex": "#40166a",
  "rgb": {
    "r": 64,
    "g": 22,
    "b": 106
  },
  "hsl": {
    "h": 270,
    "s": 65.625,
    "l": 25.098
  },
  "oklch": {
    "l": 0.31697,
    "c": 0.13627,
    "h": 301.6
  },
  "luminance": 0.02704
}

Semantic roles & 50–950 ramp

primary

#40166A

secondary

#6EA03B

accent

#E93F94

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A030D

muted

#7C787E

Preview Lab

Preview with #40166A

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

Preview Lab → · Contrast checker → · Palette generator →