#40237F#40237F

#40237F is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.3% C 0.146 H 291.6°. Best body text is #FFFFFF at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#40237F
RGB	rgb(64, 35, 127)
HSL	hsl(259, 57%, 32%)
HSV	hsv(259, 72%, 50%)
CMYK	cmyk(49.6%, 72.4%, 0%, 50.2%)
CIE-LAB	lab(23.08, 36.49, -47.19)
CIE-LCH	lch(23.08, 59.65, 307.71°)
OKLab	oklab(35.3% 0.0536 -0.1353)
OKLCH	oklch(35.3% 0.146 291.6)
XYZ	xyz(6.5451, 3.8241, 20.4678)
Luminance	0.0382 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40237F #627F23

analogous

#23347F #40237F #6E237F

triadic

#40237F #7F4023 #237F40

tetradic

#40237F #7F2334 #627F23 #237F6E

square

#40237F #7F2334 #627F23 #237F6E

split-complementary

#40237F #7F6E23 #347F23

monochromatic

#10091F #28164F #40237F #5830AF #774ECE

Accessibility & contrast

On white

11.90

#40237F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#40237F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40237F

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40237F	#FFFFFF	#000000	##FFFFFF
##40237F	1.00	11.90	1.76	11.90
#FFFFFF	11.90	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003882

Deuteranopia (green-blind)

#00357D

Tritanopia (blue-blind)

#2C3A4E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #40237f;
/* rgb */ color: rgb(64, 35, 127);
/* oklch */ color: oklch(35.3% 0.146 291.6);

Tailwind

colors: {
  custom: {
    50: '#7b60a5',
    500: '#40237f',
    950: '#000000',
  },
}

SCSS

$custom: #40237f;
$custom-light: #7b60a5;
$custom-dark: #000000;

JSON

{
  "hex": "#40237f",
  "rgb": {
    "r": 64,
    "g": 35,
    "b": 127
  },
  "hsl": {
    "h": 258.913,
    "s": 56.79,
    "l": 31.765
  },
  "oklch": {
    "l": 0.35297,
    "c": 0.14551,
    "h": 291.6
  },
  "luminance": 0.03824
}

Semantic roles & 50–950 ramp

primary

#40237F

secondary

#92B14C

accent

#E048B0

background

#F7F5FA

surface

#EEEAF4

border

#C9C6CE

text

#0A050F

muted

#7C797F

Preview Lab

Preview with #40237F

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

Preview Lab → · Contrast checker → · Palette generator →