#40137E#40137E

#40137E is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.3% C 0.162 H 294.7°. Best body text is #FFFFFF at 13.02:1 contrast (WCAG AA passes).

Color values

HEX	#40137E
RGB	rgb(64, 19, 126)
HSL	hsl(265, 74%, 28%)
HSV	hsv(265, 85%, 49%)
CMYK	cmyk(49.2%, 84.9%, 0%, 50.6%)
CIE-LAB	lab(20.29, 43.90, -51.13)
CIE-LCH	lch(20.29, 67.39, 310.65°)
OKLab	oklab(33.31% 0.0676 -0.1467)
OKLCH	oklch(33.31% 0.162 294.7)
XYZ	xyz(6.1121, 3.0619, 20.0036)
Luminance	0.0306 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40137E #517E13

analogous

#131B7E #40137E #75137E

triadic

#40137E #7E4013 #137E40

tetradic

#40137E #7E131B #517E13 #137E75

square

#40137E #7E131B #517E13 #137E75

split-complementary

#40137E #7E7513 #1B7E13

monochromatic

#0E041B #250B49 #40137E #5B1BB3 #772CDF

Accessibility & contrast

On white

13.02

#40137E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#40137E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40137E

13.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40137E	#FFFFFF	#000000	##FFFFFF
##40137E	1.00	13.02	1.61	13.02
#FFFFFF	13.02	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003281

Deuteranopia (green-blind)

#002F7C

Tritanopia (blue-blind)

#2D334A

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #40137e;
/* rgb */ color: rgb(64, 19, 126);
/* oklch */ color: oklch(33.3% 0.162 294.7);

Tailwind

colors: {
  custom: {
    50: '#7c58a4',
    500: '#40137e',
    950: '#000000',
  },
}

SCSS

$custom: #40137e;
$custom-light: #7c58a4;
$custom-dark: #000000;

JSON

{
  "hex": "#40137e",
  "rgb": {
    "r": 64,
    "g": 19,
    "b": 126
  },
  "hsl": {
    "h": 265.234,
    "s": 73.793,
    "l": 28.431
  },
  "oklch": {
    "l": 0.33309,
    "c": 0.16154,
    "h": 294.7
  },
  "luminance": 0.03062
}

Semantic roles & 50–950 ramp

primary

#40137E

secondary

#80B439

accent

#F037A3

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #40137E

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

Preview Lab → · Contrast checker → · Palette generator →