#40176B#40176B

#40176B is a dark, vivid violet. Relative luminance 0.028; OKLCH L 31.9% C 0.136 H 301.0°. Best body text is #FFFFFF at 13.52:1 contrast (WCAG AA passes).

Color values

HEX	#40176B
RGB	rgb(64, 23, 107)
HSL	hsl(269, 65%, 25%)
HSV	hsv(269, 79%, 42%)
CMYK	cmyk(40.2%, 78.5%, 0%, 58%)
CIE-LAB	lab(19.07, 37.08, -40.89)
CIE-LCH	lch(19.07, 55.20, 312.21°)
OKLab	oklab(31.91% 0.0703 -0.1167)
OKLCH	oklch(31.91% 0.136 301)
XYZ	xyz(5.0739, 2.7643, 14.1733)
Luminance	0.0276 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40176B #426B17

analogous

#17186B #40176B #6A176B

triadic

#40176B #6B4017 #176B40

tetradic

#40176B #6B1718 #426B17 #176B6A

square

#40176B #6B1718 #426B17 #176B6A

split-complementary

#40176B #6B6A17 #186B17

monochromatic

#0F0519 #220C39 #40176B #5E229D #7C2DD0

Accessibility & contrast

On white

13.52

#40176B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#40176B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40176B

13.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40176B	#FFFFFF	#000000	##FFFFFF
##40176B	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)

#002E6D

Deuteranopia (green-blind)

#002E69

Tritanopia (blue-blind)

#362C40

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #40176b;
/* rgb */ color: rgb(64, 23, 107);
/* oklch */ color: oklch(31.9% 0.136 301.0);

Tailwind

colors: {
  custom: {
    50: '#7a5996',
    500: '#40176b',
    950: '#000000',
  },
}

SCSS

$custom: #40176b;
$custom-light: #7a5996;
$custom-dark: #000000;

JSON

{
  "hex": "#40176b",
  "rgb": {
    "r": 64,
    "g": 23,
    "b": 107
  },
  "hsl": {
    "h": 269.286,
    "s": 64.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.31905,
    "c": 0.13622,
    "h": 301
  },
  "luminance": 0.02764
}

Semantic roles & 50–950 ramp

primary

#40176B

secondary

#70A13D

accent

#E84096

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040D

muted

#7C797E

Preview Lab

Preview with #40176B

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

Preview Lab → · Contrast checker → · Palette generator →