#40317E#40317E

#40317E is a dark, vivid violet. Relative luminance 0.048; OKLCH L 37.5% C 0.125 H 287.8°. Best body text is #FFFFFF at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#40317E
RGB	rgb(64, 49, 126)
HSL	hsl(252, 44%, 34%)
HSV	hsv(252, 61%, 49%)
CMYK	cmyk(49.2%, 61.1%, 0%, 50.6%)
CIE-LAB	lab(26.14, 27.74, -41.59)
CIE-LCH	lch(26.14, 49.99, 303.70°)
OKLab	oklab(37.48% 0.0381 -0.1188)
OKLCH	oklch(37.48% 0.125 287.8)
XYZ	xyz(6.9775, 4.7927, 20.2921)
Luminance	0.0479 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40317E #6F7E31

analogous

#31497E #40317E #67317E

triadic

#40317E #7E4031 #317E40

tetradic

#40317E #7E3149 #6F7E31 #317E67

square

#40317E #7E3149 #6F7E31 #317E67

split-complementary

#40317E #7E6731 #497E31

monochromatic

#130F26 #2A2052 #40317E #5642AA #7866C3

Accessibility & contrast

On white

10.72

#40317E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#40317E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40317E

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40317E	#FFFFFF	#000000	##FFFFFF
##40317E	1.00	10.72	1.96	10.72
#FFFFFF	10.72	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004081

Deuteranopia (green-blind)

#003C7C

Tritanopia (blue-blind)

#2C4352

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #40317e;
/* rgb */ color: rgb(64, 49, 126);
/* oklch */ color: oklch(37.5% 0.125 287.8);

Tailwind

colors: {
  custom: {
    50: '#7a6aa4',
    500: '#40317e',
    950: '#000000',
  },
}

SCSS

$custom: #40317e;
$custom-light: #7a6aa4;
$custom-dark: #000000;

JSON

{
  "hex": "#40317e",
  "rgb": {
    "r": 64,
    "g": 49,
    "b": 126
  },
  "hsl": {
    "h": 251.688,
    "s": 44,
    "l": 34.314
  },
  "oklch": {
    "l": 0.37482,
    "c": 0.1248,
    "h": 287.8
  },
  "luminance": 0.04793
}

Semantic roles & 50–950 ramp

primary

#40317E

secondary

#9CAB60

accent

#D454BB

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#0A060F

muted

#7C7A7F

Preview Lab

Preview with #40317E

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

Preview Lab → · Contrast checker → · Palette generator →