#40163B#40163B

#40163B is a dark, moderate purple. Relative luminance 0.020; OKLCH L 28.1% C 0.084 H 332.4°. Best body text is #FFFFFF at 15.04:1 contrast (WCAG AA passes).

Color values

HEX	#40163B
RGB	rgb(64, 22, 59)
HSL	hsl(307, 49%, 17%)
HSV	hsv(307, 66%, 25%)
CMYK	cmyk(0%, 65.6%, 7.8%, 74.9%)
CIE-LAB	lab(15.38, 26.03, -14.27)
CIE-LCH	lch(15.38, 29.69, 331.27°)
OKLab	oklab(28.14% 0.0746 -0.039)
OKLCH	oklch(28.14% 0.084 332.4)
XYZ	xyz(3.1907, 1.9798, 4.3509)
Luminance	0.0198 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40163B #16401B

analogous

#301640 #40163B #401626

triadic

#40163B #3B4016 #163B40

tetradic

#40163B #403016 #16401B #162640

square

#40163B #403016 #16401B #162640

split-complementary

#40163B #264016 #164030

monochromatic

#170815 #170815 #40163B #6E2665 #9B358F

Accessibility & contrast

On white

15.04

#40163B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#40163B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40163B

15.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40163B	#FFFFFF	#000000	##FFFFFF
##40163B	1.00	15.04	1.40	15.04
#FFFFFF	15.04	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15233C

Deuteranopia (green-blind)

#22293A

Tritanopia (blue-blind)

#431926

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #40163b;
/* rgb */ color: rgb(64, 22, 59);
/* oklch */ color: oklch(28.1% 0.084 332.4);

Tailwind

colors: {
  custom: {
    50: '#765671',
    500: '#40163b',
    950: '#000000',
  },
}

SCSS

$custom: #40163b;
$custom-light: #765671;
$custom-dark: #000000;

JSON

{
  "hex": "#40163b",
  "rgb": {
    "r": 64,
    "g": 22,
    "b": 59
  },
  "hsl": {
    "h": 307.143,
    "s": 48.837,
    "l": 16.863
  },
  "oklch": {
    "l": 0.28138,
    "c": 0.08415,
    "h": 332.4
  },
  "luminance": 0.0198
}

Semantic roles & 50–950 ramp

primary

#40163B

secondary

#3B7742

accent

#D8604F

background

#F7F5F6

surface

#EDE9EC

border

#C8C5C7

text

#090307

muted

#7B787A

Preview Lab

Preview with #40163B

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

Preview Lab → · Contrast checker → · Palette generator →