#40043B#40043B

#40043B is a dark, moderate purple. Relative luminance 0.015; OKLCH L 26.1% C 0.110 H 332.2°. Best body text is #FFFFFF at 16.17:1 contrast (WCAG AA passes).

Color values

HEX	#40043B
RGB	rgb(64, 4, 59)
HSL	hsl(305, 88%, 13%)
HSV	hsv(305, 94%, 25%)
CMYK	cmyk(0%, 93.8%, 7.8%, 74.9%)
CIE-LAB	lab(12.56, 33.97, -18.70)
CIE-LCH	lch(12.56, 38.78, 331.16°)
OKLab	oklab(26.1% 0.0977 -0.0516)
OKLCH	oklch(26.1% 0.11 332.2)
XYZ	xyz(2.9472, 1.4928, 4.2698)
Luminance	0.0149 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40043B #044009

analogous

#270440 #40043B #40041D

triadic

#40043B #3B4004 #043B40

tetradic

#40043B #402704 #044009 #041D40

square

#40043B #402704 #044009 #041D40

split-complementary

#40043B #1D4004 #044027

monochromatic

#1D021B #1D021B #40043B #7A0870 #B30BA5

Accessibility & contrast

On white

16.17

#40043B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#40043B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40043B

16.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40043B	#FFFFFF	#000000	##FFFFFF
##40043B	1.00	16.17	1.30	16.17
#FFFFFF	16.17	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B3C

Deuteranopia (green-blind)

#19243A

Tritanopia (blue-blind)

#430C20

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #40043b;
/* rgb */ color: rgb(64, 4, 59);
/* oklch */ color: oklch(26.1% 0.110 332.2);

Tailwind

colors: {
  custom: {
    50: '#784e71',
    500: '#40043b',
    950: '#000000',
  },
}

SCSS

$custom: #40043b;
$custom-light: #784e71;
$custom-dark: #000000;

JSON

{
  "hex": "#40043b",
  "rgb": {
    "r": 64,
    "g": 4,
    "b": 59
  },
  "hsl": {
    "h": 305,
    "s": 88.235,
    "l": 13.333
  },
  "oklch": {
    "l": 0.26102,
    "c": 0.11043,
    "h": 332.2
  },
  "luminance": 0.01493
}

Semantic roles & 50–950 ramp

primary

#40043B

secondary

#1F8127

accent

#FE3B29

background

#F7F4F6

surface

#EDE7EC

border

#C8C3C7

text

#090207

muted

#7B787A

Preview Lab

Preview with #40043B

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

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