#40237C#40237C

#40237C is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.0% C 0.142 H 292.5°. Best body text is #FFFFFF at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#40237C
RGB	rgb(64, 35, 124)
HSL	hsl(260, 56%, 31%)
HSV	hsv(260, 72%, 49%)
CMYK	cmyk(48.4%, 71.8%, 0%, 51.4%)
CIE-LAB	lab(22.82, 35.60, -45.72)
CIE-LCH	lch(22.82, 57.94, 307.90°)
OKLab	oklab(35.03% 0.0542 -0.131)
OKLCH	oklch(35.03% 0.142 292.5)
XYZ	xyz(6.3525, 3.7471, 19.4534)
Luminance	0.0375 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40237C #5F7C23

analogous

#23327C #40237C #6C237C

triadic

#40237C #7C4023 #237C40

tetradic

#40237C #7C2332 #5F7C23 #237C6C

square

#40237C #7C2332 #5F7C23 #237C6C

split-complementary

#40237C #7C6C23 #327C23

monochromatic

#0F081D #27164C #40237C #5930AC #764DCD

Accessibility & contrast

On white

12.00

#40237C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#40237C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40237C

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40237C	#FFFFFF	#000000	##FFFFFF
##40237C	1.00	12.00	1.75	12.00
#FFFFFF	12.00	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387F

Deuteranopia (green-blind)

#00357A

Tritanopia (blue-blind)

#2E394C

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #40237c;
/* rgb */ color: rgb(64, 35, 124);
/* oklch */ color: oklch(35.0% 0.142 292.5);

Tailwind

colors: {
  custom: {
    50: '#7b60a3',
    500: '#40237c',
    950: '#000000',
  },
}

SCSS

$custom: #40237c;
$custom-light: #7b60a3;
$custom-dark: #000000;

JSON

{
  "hex": "#40237c",
  "rgb": {
    "r": 64,
    "g": 35,
    "b": 124
  },
  "hsl": {
    "h": 259.551,
    "s": 55.975,
    "l": 31.176
  },
  "oklch": {
    "l": 0.35026,
    "c": 0.14173,
    "h": 292.5
  },
  "luminance": 0.03747
}

Semantic roles & 50–950 ramp

primary

#40237C

secondary

#8FAF4C

accent

#DF49AE

background

#F7F5FA

surface

#EEEAF4

border

#C9C6CE

text

#0A050F

muted

#7C797F

Preview Lab

Preview with #40237C

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

Preview Lab → · Contrast checker → · Palette generator →