#40304C#40304C

#40304C is a dark, muted violet. Relative luminance 0.037; OKLCH L 33.9% C 0.052 H 309.9°. Best body text is #FFFFFF at 12.03:1 contrast (WCAG AA passes).

Color values

HEX	#40304C
RGB	rgb(64, 48, 76)
HSL	hsl(274, 23%, 24%)
HSV	hsv(274, 37%, 30%)
CMYK	cmyk(15.8%, 36.8%, 0%, 70.2%)
CIE-LAB	lab(22.74, 13.56, -14.52)
CIE-LCH	lch(22.74, 19.87, 313.03°)
OKLab	oklab(33.94% 0.0334 -0.0399)
OKLCH	oklch(33.94% 0.052 309.9)
XYZ	xyz(4.4756, 3.7257, 7.3194)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40304C #3C4C30

analogous

#32304C #40304C #4C304A

triadic

#40304C #4C4030 #304C40

tetradic

#40304C #4C3230 #3C4C30 #304A4C

square

#40304C #4C3230 #3C4C30 #304A4C

split-complementary

#40304C #4A4C30 #304C32

monochromatic

#100C13 #201826 #40304C #604872 #7F5F97

Accessibility & contrast

On white

12.03

#40304C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#40304C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40304C

12.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40304C	#FFFFFF	#000000	##FFFFFF
##40304C	1.00	12.03	1.75	12.03
#FFFFFF	12.03	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B364D

Deuteranopia (green-blind)

#2E374B

Tritanopia (blue-blind)

#3F343A

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #40304c;
/* rgb */ color: rgb(64, 48, 76);
/* oklch */ color: oklch(33.9% 0.052 309.9);

Tailwind

colors: {
  custom: {
    50: '#75687e',
    500: '#40304c',
    950: '#000000',
  },
}

SCSS

$custom: #40304c;
$custom-light: #75687e;
$custom-dark: #000000;

JSON

{
  "hex": "#40304c",
  "rgb": {
    "r": 64,
    "g": 48,
    "b": 76
  },
  "hsl": {
    "h": 274.286,
    "s": 22.581,
    "l": 24.314
  },
  "oklch": {
    "l": 0.33936,
    "c": 0.05208,
    "h": 309.9
  },
  "luminance": 0.03726
}

Semantic roles & 50–950 ramp

primary

#40304C

secondary

#697D5B

accent

#BF698E

background

#F7F6F7

surface

#EDEBEE

border

#C8C6C9

text

#08060A

muted

#7B7A7C

Preview Lab

Preview with #40304C

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

Preview Lab → · Contrast checker → · Palette generator →