#240437#240437

#240437 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.7% C 0.094 H 309.0°. Best body text is #FFFFFF at 18.30:1 contrast (WCAG AA passes).

Color values

HEX	#240437
RGB	rgb(36, 4, 55)
HSL	hsl(278, 86%, 12%)
HSV	hsv(278, 93%, 22%)
CMYK	cmyk(34.5%, 92.7%, 0%, 78.4%)
CIE-LAB	lab(6.66, 26.61, -25.58)
CIE-LCH	lch(6.66, 36.91, 316.13°)
OKLab	oklab(20.7% 0.0591 -0.0731)
OKLCH	oklch(20.7% 0.094 309)
XYZ	xyz(1.4604, 0.7378, 3.6792)
Luminance	0.0074 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#240437 #173704

analogous

#0B0437 #240437 #370431

triadic

#240437 #372404 #043724

tetradic

#240437 #370B04 #173704 #043137

square

#240437 #370B04 #173704 #043137

split-complementary

#240437 #313704 #04370B

monochromatic

#13021D #13021D #240437 #490870 #6F0CA9

Accessibility & contrast

On white

18.30

#240437 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#240437 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #240437

18.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##240437	#FFFFFF	#000000	##FFFFFF
##240437	1.00	18.30	1.15	18.30
#FFFFFF	18.30	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001438

Deuteranopia (green-blind)

#001536

Tritanopia (blue-blind)

#21101D

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #240437;
/* rgb */ color: rgb(36, 4, 55);
/* oklch */ color: oklch(20.7% 0.094 309.0);

Tailwind

colors: {
  custom: {
    50: '#62486e',
    500: '#240437',
    950: '#000000',
  },
}

SCSS

$custom: #240437;
$custom-light: #62486e;
$custom-dark: #000000;

JSON

{
  "hex": "#240437",
  "rgb": {
    "r": 36,
    "g": 4,
    "b": 55
  },
  "hsl": {
    "h": 277.647,
    "s": 86.441,
    "l": 11.569
  },
  "oklch": {
    "l": 0.20699,
    "c": 0.09403,
    "h": 309
  },
  "luminance": 0.00738
}

Semantic roles & 50–950 ramp

primary

#240437

secondary

#40791E

accent

#FD2B79

background

#F5F4F6

surface

#EAE6EC

border

#C6C2C7

text

#050007

muted

#79777A

Preview Lab

Preview with #240437

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

Preview Lab → · Contrast checker → · Palette generator →