#40279D#40279D

#40279D is a dark, vivid violet. Relative luminance 0.050; OKLCH L 38.7% C 0.178 H 284.1°. Best body text is #FFFFFF at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#40279D
RGB	rgb(64, 39, 157)
HSL	hsl(253, 60%, 38%)
HSV	hsv(253, 75%, 62%)
CMYK	cmyk(59.2%, 75.2%, 0%, 38.4%)
CIE-LAB	lab(26.66, 43.36, -59.94)
CIE-LCH	lch(26.66, 73.98, 305.88°)
OKLab	oklab(38.69% 0.0433 -0.1727)
OKLCH	oklch(38.69% 0.178 284.1)
XYZ	xyz(8.9238, 4.9748, 32.3817)
Luminance	0.0498 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40279D #849D27

analogous

#27499D #40279D #7B279D

triadic

#40279D #9D4027 #279D40

tetradic

#40279D #9D2749 #849D27 #279D7B

square

#40279D #9D2749 #849D27 #279D7B

split-complementary

#40279D #9D7B27 #499D27

monochromatic

#180F3B #2C1B6C #40279D #5535CD #7E66D9

Accessibility & contrast

On white

10.53

#40279D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#40279D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40279D

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40279D	#FFFFFF	#000000	##FFFFFF
##40279D	1.00	10.53	2.00	10.53
#FFFFFF	10.53	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A0

Deuteranopia (green-blind)

#003B9B

Tritanopia (blue-blind)

#084860

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #40279d;
/* rgb */ color: rgb(64, 39, 157);
/* oklch */ color: oklch(38.7% 0.178 284.1);

Tailwind

colors: {
  custom: {
    50: '#8064bb',
    500: '#40279d',
    950: '#000000',
  },
}

SCSS

$custom: #40279d;
$custom-light: #8064bb;
$custom-dark: #000000;

JSON

{
  "hex": "#40279d",
  "rgb": {
    "r": 64,
    "g": 39,
    "b": 157
  },
  "hsl": {
    "h": 252.712,
    "s": 60.204,
    "l": 38.431
  },
  "oklch": {
    "l": 0.38694,
    "c": 0.17803,
    "h": 284.1
  },
  "luminance": 0.04975
}

Semantic roles & 50–950 ramp

primary

#40279D

secondary

#ABBF61

accent

#E344C2

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #40279D

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

Preview Lab → · Contrast checker → · Palette generator →