#403447#403447

#403447 is a dark, muted violet. Relative luminance 0.040; OKLCH L 34.6% C 0.036 H 312.9°. Best body text is #FFFFFF at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#403447
RGB	rgb(64, 52, 71)
HSL	hsl(278, 15%, 24%)
HSV	hsv(278, 27%, 28%)
CMYK	cmyk(9.9%, 26.8%, 0%, 72.2%)
CIE-LAB	lab(23.67, 9.59, -9.75)
CIE-LCH	lch(23.67, 13.68, 314.55°)
OKLab	oklab(34.57% 0.0246 -0.0265)
OKLCH	oklch(34.57% 0.036 312.9)
XYZ	xyz(4.4795, 4.0010, 6.4963)
Luminance	0.0400 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403447 #3B4734

analogous

#373447 #403447 #473445

triadic

#403447 #474034 #344740

tetradic

#403447 #473734 #3B4734 #344547

square

#403447 #473734 #3B4734 #344547

split-complementary

#403447 #454734 #344737

monochromatic

#100D12 #201A24 #403447 #604E6A #80688E

Accessibility & contrast

On white

11.67

#403447 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#403447 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403447

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403447	#FFFFFF	#000000	##FFFFFF
##403447	1.00	11.67	1.80	11.67
#FFFFFF	11.67	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313848

Deuteranopia (green-blind)

#343946

Tritanopia (blue-blind)

#3F363B

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #403447;
/* rgb */ color: rgb(64, 52, 71);
/* oklch */ color: oklch(34.6% 0.036 312.9);

Tailwind

colors: {
  custom: {
    50: '#756b7a',
    500: '#403447',
    950: '#000000',
  },
}

SCSS

$custom: #403447;
$custom-light: #756b7a;
$custom-dark: #000000;

JSON

{
  "hex": "#403447",
  "rgb": {
    "r": 64,
    "g": 52,
    "b": 71
  },
  "hsl": {
    "h": 277.895,
    "s": 15.447,
    "l": 24.118
  },
  "oklch": {
    "l": 0.34574,
    "c": 0.03613,
    "h": 312.9
  },
  "luminance": 0.04001
}

Semantic roles & 50–950 ramp

primary

#403447

secondary

#687760

accent

#B8708A

background

#F7F6F7

surface

#EDEBED

border

#C8C6C8

text

#080609

muted

#7B7A7B

Preview Lab

Preview with #403447

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

Preview Lab → · Contrast checker → · Palette generator →