#40237A#40237A

#40237A is a dark, vivid violet. Relative luminance 0.037; OKLCH L 34.8% C 0.139 H 293.1°. Best body text is #FFFFFF at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#40237A
RGB	rgb(64, 35, 122)
HSL	hsl(260, 55%, 31%)
HSV	hsv(260, 71%, 48%)
CMYK	cmyk(47.5%, 71.3%, 0%, 52.2%)
CIE-LAB	lab(22.64, 35.00, -44.73)
CIE-LCH	lch(22.64, 56.80, 308.04°)
OKLab	oklab(34.85% 0.0545 -0.1281)
OKLCH	oklch(34.85% 0.139 293.1)
XYZ	xyz(6.2273, 3.6970, 18.7941)
Luminance	0.0370 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40237A #5D7A23

analogous

#23317A #40237A #6B237A

triadic

#40237A #7A4023 #237A40

tetradic

#40237A #7A2331 #5D7A23 #237A6B

square

#40237A #7A2331 #5D7A23 #237A6B

split-complementary

#40237A #7A6B23 #317A23

monochromatic

#0E081B #27154A #40237A #5931AA #764CCC

Accessibility & contrast

On white

12.07

#40237A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#40237A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40237A

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40237A	#FFFFFF	#000000	##FFFFFF
##40237A	1.00	12.07	1.74	12.07
#FFFFFF	12.07	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377D

Deuteranopia (green-blind)

#003478

Tritanopia (blue-blind)

#2F394B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #40237a;
/* rgb */ color: rgb(64, 35, 122);
/* oklch */ color: oklch(34.8% 0.139 293.1);

Tailwind

colors: {
  custom: {
    50: '#7b60a1',
    500: '#40237a',
    950: '#000000',
  },
}

SCSS

$custom: #40237a;
$custom-light: #7b60a1;
$custom-dark: #000000;

JSON

{
  "hex": "#40237a",
  "rgb": {
    "r": 64,
    "g": 35,
    "b": 122
  },
  "hsl": {
    "h": 260,
    "s": 55.414,
    "l": 30.784
  },
  "oklch": {
    "l": 0.34848,
    "c": 0.1392,
    "h": 293.1
  },
  "luminance": 0.03697
}

Semantic roles & 50–950 ramp

primary

#40237A

secondary

#8CAD4C

accent

#DF49AD

background

#F7F5FA

surface

#EEEAF3

border

#C9C6CD

text

#0A050F

muted

#7C797F

Preview Lab

Preview with #40237A

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

Preview Lab → · Contrast checker → · Palette generator →