#42393E#42393E

#42393E is a dark, near-neutral grey. Relative luminance 0.044; OKLCH L 35.6% C 0.015 H 343.3°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#42393E
RGB	rgb(66, 57, 62)
HSL	hsl(327, 7%, 24%)
HSV	hsv(327, 14%, 26%)
CMYK	cmyk(0%, 13.6%, 6.1%, 74.1%)
CIE-LAB	lab(25.05, 4.99, -1.65)
CIE-LCH	lch(25.05, 5.25, 341.73°)
OKLab	oklab(35.58% 0.0144 -0.0043)
OKLCH	oklch(35.58% 0.015 343.3)
XYZ	xyz(4.5793, 4.4324, 5.1708)
Luminance	0.0443 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42393E #39423D

analogous

#423942 #42393E #42393A

triadic

#42393E #3E4239 #393E42

tetradic

#42393E #424239 #39423D #393A42

square

#42393E #424239 #39423D #393A42

split-complementary

#42393E #3A4239 #394242

monochromatic

#100E0F #211D1F #42393E #63555D #84727C

Accessibility & contrast

On white

11.13

#42393E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#42393E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42393E

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42393E	#FFFFFF	#000000	##FFFFFF
##42393E	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393B3E

Deuteranopia (green-blind)

#3B3C3E

Tritanopia (blue-blind)

#43393B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #42393e;
/* rgb */ color: rgb(66, 57, 62);
/* oklch */ color: oklch(35.6% 0.015 343.3);

Tailwind

colors: {
  custom: {
    50: '#766f73',
    500: '#42393e',
    950: '#000000',
  },
}

SCSS

$custom: #42393e;
$custom-light: #766f73;
$custom-dark: #000000;

JSON

{
  "hex": "#42393e",
  "rgb": {
    "r": 66,
    "g": 57,
    "b": 62
  },
  "hsl": {
    "h": 326.667,
    "s": 7.317,
    "l": 24.118
  },
  "oklch": {
    "l": 0.3558,
    "c": 0.01504,
    "h": 343.3
  },
  "luminance": 0.04432
}

Semantic roles & 50–950 ramp

primary

#42393E

secondary

#66716B

accent

#B09177

background

#F7F6F6

surface

#EDECEC

border

#C8C7C7

text

#080708

muted

#7B7A7B

Preview Lab

Preview with #42393E

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

Preview Lab → · Contrast checker → · Palette generator →