#40177F#40177F

#40177F is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.8% C 0.159 H 293.9°. Best body text is #FFFFFF at 12.75:1 contrast (WCAG AA passes).

Color values

HEX	#40177F
RGB	rgb(64, 23, 127)
HSL	hsl(264, 69%, 29%)
HSV	hsv(264, 82%, 50%)
CMYK	cmyk(49.6%, 81.9%, 0%, 50.2%)
CIE-LAB	lab(20.96, 42.50, -50.66)
CIE-LCH	lch(20.96, 66.13, 310.00°)
OKLab	oklab(33.8% 0.0643 -0.1454)
OKLCH	oklch(33.8% 0.159 293.9)
XYZ	xyz(6.2505, 3.2349, 20.3696)
Luminance	0.0323 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40177F #567F17

analogous

#17227F #40177F #74177F

triadic

#40177F #7F4017 #177F40

tetradic

#40177F #7F1722 #567F17 #177F74

square

#40177F #7F1722 #567F17 #177F74

split-complementary

#40177F #7F7417 #227F17

monochromatic

#0D051A #260E4B #40177F #5A20B3 #7736DB

Accessibility & contrast

On white

12.75

#40177F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#40177F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40177F

12.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40177F	#FFFFFF	#000000	##FFFFFF
##40177F	1.00	12.75	1.65	12.75
#FFFFFF	12.75	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003382

Deuteranopia (green-blind)

#00317D

Tritanopia (blue-blind)

#2D354B

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #40177f;
/* rgb */ color: rgb(64, 23, 127);
/* oklch */ color: oklch(33.8% 0.159 293.9);

Tailwind

colors: {
  custom: {
    50: '#7c5aa5',
    500: '#40177f',
    950: '#000000',
  },
}

SCSS

$custom: #40177f;
$custom-light: #7c5aa5;
$custom-dark: #000000;

JSON

{
  "hex": "#40177f",
  "rgb": {
    "r": 64,
    "g": 23,
    "b": 127
  },
  "hsl": {
    "h": 263.654,
    "s": 69.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.33804,
    "c": 0.15898,
    "h": 293.9
  },
  "luminance": 0.03235
}

Semantic roles & 50–950 ramp

primary

#40177F

secondary

#85B43E

accent

#EC3CA7

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #40177F

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

Preview Lab → · Contrast checker → · Palette generator →