#403B4E#403B4E

#403B4E is a dark, muted violet. Relative luminance 0.048; OKLCH L 36.5% C 0.033 H 296.8°. Best body text is #FFFFFF at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#403B4E
RGB	rgb(64, 59, 78)
HSL	hsl(256, 14%, 27%)
HSV	hsv(256, 24%, 31%)
CMYK	cmyk(17.9%, 24.4%, 0%, 69.4%)
CIE-LAB	lab(26.06, 6.70, -10.75)
CIE-LCH	lch(26.06, 12.67, 301.93°)
OKLab	oklab(36.52% 0.0148 -0.0294)
OKLCH	oklch(36.52% 0.033 296.8)
XYZ	xyz(5.0532, 4.7680, 7.8603)
Luminance	0.0477 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403B4E #494E3B

analogous

#3B404E #403B4E #4A3B4E

triadic

#403B4E #4E403B #3B4E40

tetradic

#403B4E #4E3B40 #494E3B #3B4E4A

square

#403B4E #4E3B40 #494E3B #3B4E4A

split-complementary

#403B4E #4E4A3B #404E3B

monochromatic

#0E0D11 #23212B #403B4E #5D5571 #797093

Accessibility & contrast

On white

10.75

#403B4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#403B4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403B4E

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403B4E	#FFFFFF	#000000	##FFFFFF
##403B4E	1.00	10.75	1.95	10.75
#FFFFFF	10.75	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373E4F

Deuteranopia (green-blind)

#383D4D

Tritanopia (blue-blind)

#3D3E41

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #403b4e;
/* rgb */ color: rgb(64, 59, 78);
/* oklch */ color: oklch(36.5% 0.033 296.8);

Tailwind

colors: {
  custom: {
    50: '#75707f',
    500: '#403b4e',
    950: '#000000',
  },
}

SCSS

$custom: #403b4e;
$custom-light: #75707f;
$custom-dark: #000000;

JSON

{
  "hex": "#403b4e",
  "rgb": {
    "r": 64,
    "g": 59,
    "b": 78
  },
  "hsl": {
    "h": 255.789,
    "s": 13.869,
    "l": 26.863
  },
  "oklch": {
    "l": 0.36516,
    "c": 0.03289,
    "h": 296.8
  },
  "luminance": 0.04768
}

Semantic roles & 50–950 ramp

primary

#403B4E

secondary

#787E67

accent

#B771A4

background

#F7F6F7

surface

#EDECEE

border

#C8C7C9

text

#08070A

muted

#7B7A7C

Preview Lab

Preview with #403B4E

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

Preview Lab → · Contrast checker → · Palette generator →