#40154B#40154B

#40154B is a dark, moderate purple. Relative luminance 0.021; OKLCH L 29.0% C 0.103 H 318.8°. Best body text is #FFFFFF at 14.72:1 contrast (WCAG AA passes).

Color values

HEX	#40154B
RGB	rgb(64, 21, 75)
HSL	hsl(288, 56%, 19%)
HSV	hsv(288, 72%, 29%)
CMYK	cmyk(14.7%, 72%, 0%, 70.6%)
CIE-LAB	lab(16.18, 30.03, -24.16)
CIE-LCH	lch(16.18, 38.54, 321.18°)
OKLab	oklab(29.04% 0.0773 -0.0676)
OKLCH	oklch(29.04% 0.103 318.8)
XYZ	xyz(3.6523, 2.1345, 6.8749)
Luminance	0.0213 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40154B #204B15

analogous

#25154B #40154B #4B153B

triadic

#40154B #4B4015 #154B40

tetradic

#40154B #4B2515 #204B15 #153B4B

square

#40154B #4B2515 #204B15 #153B4B

split-complementary

#40154B #3B4B15 #154B25

monochromatic

#140718 #17081B #40154B #69227B #9230AB

Accessibility & contrast

On white

14.72

#40154B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#40154B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40154B

14.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40154B	#FFFFFF	#000000	##FFFFFF
##40154B	1.00	14.72	1.43	14.72
#FFFFFF	14.72	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#04254D

Deuteranopia (green-blind)

#182A4A

Tritanopia (blue-blind)

#401F2E

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #40154b;
/* rgb */ color: rgb(64, 21, 75);
/* oklch */ color: oklch(29.0% 0.103 318.8);

Tailwind

colors: {
  custom: {
    50: '#77567d',
    500: '#40154b',
    950: '#000000',
  },
}

SCSS

$custom: #40154b;
$custom-light: #77567d;
$custom-dark: #000000;

JSON

{
  "hex": "#40154b",
  "rgb": {
    "r": 64,
    "g": 21,
    "b": 75
  },
  "hsl": {
    "h": 287.778,
    "s": 56.25,
    "l": 18.824
  },
  "oklch": {
    "l": 0.29038,
    "c": 0.1027,
    "h": 318.8
  },
  "luminance": 0.02134
}

Semantic roles & 50–950 ramp

primary

#40154B

secondary

#488339

accent

#E04867

background

#F7F5F7

surface

#EDE9EE

border

#C8C5C9

text

#09030A

muted

#7B787C

Preview Lab

Preview with #40154B

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

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