#404145#404145

#404145 is a dark, near-neutral grey. Relative luminance 0.053; OKLCH L 37.6% C 0.007 H 274.8°. Best body text is #FFFFFF at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#404145
RGB	rgb(64, 65, 69)
HSL	hsl(228, 4%, 26%)
HSV	hsv(228, 7%, 27%)
CMYK	cmyk(7.2%, 5.8%, 0%, 72.9%)
CIE-LAB	lab(27.57, 0.51, -2.57)
CIE-LCH	lch(27.57, 2.62, 281.15°)
OKLab	oklab(37.58% 0.0006 -0.0069)
OKLCH	oklch(37.58% 0.007 274.8)
XYZ	xyz(5.0786, 5.3002, 6.3846)
Luminance	0.0530 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404145 #454440

analogous

#404345 #404145 #414045

triadic

#404145 #454041 #414540

tetradic

#404145 #454043 #454440 #404541

square

#404145 #454043 #454440 #404541

split-complementary

#404145 #454140 #434540

monochromatic

#0F0F10 #232325 #404145 #5D5F65 #7B7D84

Accessibility & contrast

On white

10.19

#404145 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#404145 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404145

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404145	#FFFFFF	#000000	##FFFFFF
##404145	1.00	10.19	2.06	10.19
#FFFFFF	10.19	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#404145

Deuteranopia (green-blind)

#404145

Tritanopia (blue-blind)

#3F4242

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #404145;
/* rgb */ color: rgb(64, 65, 69);
/* oklch */ color: oklch(37.6% 0.007 274.8);

Tailwind

colors: {
  custom: {
    50: '#747578',
    500: '#404145',
    950: '#000000',
  },
}

SCSS

$custom: #404145;
$custom-light: #747578;
$custom-dark: #000000;

JSON

{
  "hex": "#404145",
  "rgb": {
    "r": 64,
    "g": 65,
    "b": 69
  },
  "hsl": {
    "h": 228,
    "s": 3.759,
    "l": 26.078
  },
  "oklch": {
    "l": 0.37581,
    "c": 0.0069,
    "h": 274.8
  },
  "luminance": 0.053
}

Semantic roles & 50–950 ramp

primary

#404145

secondary

#73726D

accent

#A37BAD

background

#F7F7F7

surface

#EDEDED

border

#C8C8C8

text

#080809

muted

#7B7B7B

Preview Lab

Preview with #404145

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

Preview Lab → · Contrast checker → · Palette generator →