#40157B#40157B

#40157B is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.2% C 0.156 H 295.5°. Best body text is #FFFFFF at 13.03:1 contrast (WCAG AA passes).

Color values

HEX	#40157B
RGB	rgb(64, 21, 123)
HSL	hsl(265, 71%, 28%)
HSV	hsv(265, 83%, 48%)
CMYK	cmyk(48%, 82.9%, 0%, 51.8%)
CIE-LAB	lab(20.27, 42.28, -49.25)
CIE-LCH	lch(20.27, 64.91, 310.64°)
OKLab	oklab(33.2% 0.0672 -0.1412)
OKLCH	oklch(33.2% 0.156 295.5)
XYZ	xyz(5.9567, 3.0562, 19.0111)
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

#40157B #507B15

analogous

#151D7B #40157B #73157B

triadic

#40157B #7B4015 #157B40

tetradic

#40157B #7B151D #507B15 #157B73

square

#40157B #7B151D #507B15 #157B73

split-complementary

#40157B #7B7315 #1D7B15

monochromatic

#0E041A #250C47 #40157B #5B1EAF #782FDB

Accessibility & contrast

On white

13.03

#40157B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#40157B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40157B

13.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40157B	#FFFFFF	#000000	##FFFFFF
##40157B	1.00	13.03	1.61	13.03
#FFFFFF	13.03	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327E

Deuteranopia (green-blind)

#002F79

Tritanopia (blue-blind)

#2F3248

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #40157b;
/* rgb */ color: rgb(64, 21, 123);
/* oklch */ color: oklch(33.2% 0.156 295.5);

Tailwind

colors: {
  custom: {
    50: '#7c59a2',
    500: '#40157b',
    950: '#000000',
  },
}

SCSS

$custom: #40157b;
$custom-light: #7c59a2;
$custom-dark: #000000;

JSON

{
  "hex": "#40157b",
  "rgb": {
    "r": 64,
    "g": 21,
    "b": 123
  },
  "hsl": {
    "h": 265.294,
    "s": 70.833,
    "l": 28.235
  },
  "oklch": {
    "l": 0.33202,
    "c": 0.15642,
    "h": 295.5
  },
  "luminance": 0.03056
}

Semantic roles & 50–950 ramp

primary

#40157B

secondary

#7FB03B

accent

#EE3AA2

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #40157B

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

Preview Lab → · Contrast checker → · Palette generator →