#40033B#40033B

#40033B is a dark, moderate purple. Relative luminance 0.015; OKLCH L 26.0% C 0.112 H 332.2°. Best body text is #FFFFFF at 16.23:1 contrast (WCAG AA passes).

Color values

HEX	#40033B
RGB	rgb(64, 3, 59)
HSL	hsl(305, 91%, 13%)
HSV	hsv(305, 95%, 25%)
CMYK	cmyk(0%, 95.3%, 7.8%, 74.9%)
CIE-LAB	lab(12.42, 34.37, -18.92)
CIE-LCH	lch(12.42, 39.24, 331.17°)
OKLab	oklab(26% 0.0988 -0.0522)
OKLCH	oklch(26% 0.112 332.2)
XYZ	xyz(2.9363, 1.4711, 4.2661)
Luminance	0.0147 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40033B #034008

analogous

#260340 #40033B #40031C

triadic

#40033B #3B4003 #033B40

tetradic

#40033B #402603 #034008 #031C40

square

#40033B #402603 #034008 #031C40

split-complementary

#40033B #1C4003 #034026

monochromatic

#1D011B #1D011B #40033B #7A0671 #B508A7

Accessibility & contrast

On white

16.23

#40033B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#40033B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40033B

16.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40033B	#FFFFFF	#000000	##FFFFFF
##40033B	1.00	16.23	1.29	16.23
#FFFFFF	16.23	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B3C

Deuteranopia (green-blind)

#19233A

Tritanopia (blue-blind)

#430B20

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #40033b;
/* rgb */ color: rgb(64, 3, 59);
/* oklch */ color: oklch(26.0% 0.112 332.2);

Tailwind

colors: {
  custom: {
    50: '#784d71',
    500: '#40033b',
    950: '#000000',
  },
}

SCSS

$custom: #40033b;
$custom-light: #784d71;
$custom-dark: #000000;

JSON

{
  "hex": "#40033b",
  "rgb": {
    "r": 64,
    "g": 3,
    "b": 59
  },
  "hsl": {
    "h": 304.918,
    "s": 91.045,
    "l": 13.137
  },
  "oklch": {
    "l": 0.26003,
    "c": 0.11176,
    "h": 332.2
  },
  "luminance": 0.01471
}

Semantic roles & 50–950 ramp

primary

#40033B

secondary

#1D8225

accent

#FF3A29

background

#F7F4F6

surface

#EDE7EC

border

#C8C3C7

text

#090207

muted

#7B787A

Preview Lab

Preview with #40033B

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

Preview Lab → · Contrast checker → · Palette generator →