#40166F#40166F

#40166F is a dark, vivid violet. Relative luminance 0.028; OKLCH L 32.2% C 0.142 H 299.6°. Best body text is #FFFFFF at 13.44:1 contrast (WCAG AA passes).

Color values

HEX	#40166F
RGB	rgb(64, 22, 111)
HSL	hsl(268, 67%, 26%)
HSV	hsv(268, 80%, 44%)
CMYK	cmyk(42.3%, 80.2%, 0%, 56.5%)
CIE-LAB	lab(19.27, 38.62, -43.17)
CIE-LCH	lch(19.27, 57.92, 311.82°)
OKLab	oklab(32.16% 0.0702 -0.1234)
OKLCH	oklch(32.16% 0.142 299.6)
XYZ	xyz(5.2698, 2.8114, 15.3009)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40166F #456F16

analogous

#16186F #40166F #6C166F

triadic

#40166F #6F4016 #166F40

tetradic

#40166F #6F1618 #456F16 #166F6C

square

#40166F #6F1618 #456F16 #166F6C

split-complementary

#40166F #6F6C16 #186F16

monochromatic

#0F051A #230C3C #40166F #5D20A2 #7B2BD5

Accessibility & contrast

On white

13.44

#40166F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#40166F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40166F

13.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40166F	#FFFFFF	#000000	##FFFFFF
##40166F	1.00	13.44	1.56	13.44
#FFFFFF	13.44	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F71

Deuteranopia (green-blind)

#002E6D

Tritanopia (blue-blind)

#352E42

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #40166f;
/* rgb */ color: rgb(64, 22, 111);
/* oklch */ color: oklch(32.2% 0.142 299.6);

Tailwind

colors: {
  custom: {
    50: '#7a5899',
    500: '#40166f',
    950: '#000000',
  },
}

SCSS

$custom: #40166f;
$custom-light: #7a5899;
$custom-dark: #000000;

JSON

{
  "hex": "#40166f",
  "rgb": {
    "r": 64,
    "g": 22,
    "b": 111
  },
  "hsl": {
    "h": 268.315,
    "s": 66.917,
    "l": 26.078
  },
  "oklch": {
    "l": 0.32156,
    "c": 0.14194,
    "h": 299.6
  },
  "luminance": 0.02812
}

Semantic roles & 50–950 ramp

primary

#40166F

secondary

#73A53C

accent

#EA3E99

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #40166F

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

Preview Lab → · Contrast checker → · Palette generator →