#40356B#40356B

#40356B is a dark, moderate violet. Relative luminance 0.047; OKLCH L 36.9% C 0.090 H 290.6°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#40356B
RGB	rgb(64, 53, 107)
HSL	hsl(252, 34%, 31%)
HSV	hsv(252, 50%, 42%)
CMYK	cmyk(40.2%, 50.5%, 0%, 58%)
CIE-LAB	lab(25.86, 19.12, -29.96)
CIE-LCH	lch(25.86, 35.54, 302.55°)
OKLab	oklab(36.85% 0.0319 -0.0847)
OKLCH	oklch(36.85% 0.09 290.6)
XYZ	xyz(6.0406, 4.6976, 14.4955)
Luminance	0.0470 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40356B #606B35

analogous

#35456B #40356B #5B356B

triadic

#40356B #6B4035 #356B40

tetradic

#40356B #6B3545 #606B35 #356B5B

square

#40356B #6B3545 #606B35 #356B5B

split-complementary

#40356B #6B5B35 #456B35

monochromatic

#0F0C19 #282142 #40356B #584994 #7667B4

Accessibility & contrast

On white

10.83

#40356B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#40356B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40356B

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40356B	#FFFFFF	#000000	##FFFFFF
##40356B	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#213E6D

Deuteranopia (green-blind)

#223C6A

Tritanopia (blue-blind)

#35404B

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #40356b;
/* rgb */ color: rgb(64, 53, 107);
/* oklch */ color: oklch(36.9% 0.090 290.6);

Tailwind

colors: {
  custom: {
    50: '#776c96',
    500: '#40356b',
    950: '#000000',
  },
}

SCSS

$custom: #40356b;
$custom-light: #776c96;
$custom-dark: #000000;

JSON

{
  "hex": "#40356b",
  "rgb": {
    "r": 64,
    "g": 53,
    "b": 107
  },
  "hsl": {
    "h": 252.222,
    "s": 33.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.36853,
    "c": 0.09046,
    "h": 290.6
  },
  "luminance": 0.04698
}

Semantic roles & 50–950 ramp

primary

#40356B

secondary

#909C60

accent

#CA5EB4

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#09070D

muted

#7B7A7E

Preview Lab

Preview with #40356B

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

Preview Lab → · Contrast checker → · Palette generator →