#403F46#403F46

#403F46 is a dark, near-neutral grey. Relative luminance 0.051; OKLCH L 37.1% C 0.012 H 292.4°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#403F46
RGB	rgb(64, 63, 70)
HSL	hsl(249, 5%, 26%)
HSV	hsv(249, 10%, 27%)
CMYK	cmyk(8.6%, 10%, 0%, 72.5%)
CIE-LAB	lab(26.98, 2.04, -4.11)
CIE-LCH	lch(26.98, 4.59, 296.47°)
OKLab	oklab(37.13% 0.0045 -0.011)
OKLCH	oklch(37.13% 0.012 292.4)
XYZ	xyz(4.9971, 5.0872, 6.5118)
Luminance	0.0509 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403F46 #45463F

analogous

#3F4146 #403F46 #433F46

triadic

#403F46 #46403F #3F4640

tetradic

#403F46 #463F41 #45463F #3F4643

square

#403F46 #463F41 #45463F #3F4643

split-complementary

#403F46 #46433F #41463F

monochromatic

#0F0E10 #232226 #403F46 #5D5C66 #7B7986

Accessibility & contrast

On white

10.41

#403F46 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#403F46 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403F46

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403F46	#FFFFFF	#000000	##FFFFFF
##403F46	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E4046

Deuteranopia (green-blind)

#3E4046

Tritanopia (blue-blind)

#3F4041

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #403f46;
/* rgb */ color: rgb(64, 63, 70);
/* oklch */ color: oklch(37.1% 0.012 292.4);

Tailwind

colors: {
  custom: {
    50: '#747479',
    500: '#403f46',
    950: '#000000',
  },
}

SCSS

$custom: #403f46;
$custom-light: #747479;
$custom-dark: #000000;

JSON

{
  "hex": "#403f46",
  "rgb": {
    "r": 64,
    "g": 63,
    "b": 70
  },
  "hsl": {
    "h": 248.571,
    "s": 5.263,
    "l": 26.078
  },
  "oklch": {
    "l": 0.37129,
    "c": 0.01191,
    "h": 292.4
  },
  "luminance": 0.05087
}

Semantic roles & 50–950 ramp

primary

#403F46

secondary

#73756C

accent

#AE79A7

background

#F7F7F7

surface

#EDEDED

border

#C8C8C8

text

#080809

muted

#7B7B7B

Preview Lab

Preview with #403F46

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

Preview Lab → · Contrast checker → · Palette generator →