#3F4E37#3F4E37

#3F4E37 is a dark, muted yellow-green. Relative luminance 0.068; OKLCH L 40.4% C 0.042 H 134.9°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#3F4E37
RGB	rgb(63, 78, 55)
HSL	hsl(99, 17%, 26%)
HSV	hsv(99, 29%, 31%)
CMYK	cmyk(19.2%, 0%, 29.5%, 69.4%)
CIE-LAB	lab(31.30, -10.93, 11.73)
CIE-LCH	lch(31.30, 16.03, 132.98°)
OKLab	oklab(40.39% -0.0296 0.0297)
OKLCH	oklch(40.39% 0.042 134.9)
XYZ	xyz(5.4637, 6.7813, 4.6347)
Luminance	0.0678 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4E37 #46374E

analogous

#4A4E37 #3F4E37 #374E3A

triadic

#3F4E37 #373F4E #4E373F

tetradic

#3F4E37 #374A4E #46374E #4E3A37

square

#3F4E37 #374A4E #46374E #4E3A37

split-complementary

#3F4E37 #3A374E #4E374A

monochromatic

#0E120D #222A1E #3F4E37 #5C7250 #79966A

Accessibility & contrast

On white

8.91

#3F4E37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#3F4E37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4E37

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4E37	#FFFFFF	#000000	##FFFFFF
##3F4E37	1.00	8.91	2.36	8.91
#FFFFFF	8.91	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504A36

Deuteranopia (green-blind)

#4D4938

Tritanopia (blue-blind)

#3F4C48

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3f4e37;
/* rgb */ color: rgb(63, 78, 55);
/* oklch */ color: oklch(40.4% 0.042 134.9);

Tailwind

colors: {
  custom: {
    50: '#747f6e',
    500: '#3f4e37',
    950: '#000000',
  },
}

SCSS

$custom: #3f4e37;
$custom-light: #747f6e;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4e37",
  "rgb": {
    "r": 63,
    "g": 78,
    "b": 55
  },
  "hsl": {
    "h": 99.13,
    "s": 17.293,
    "l": 26.078
  },
  "oklch": {
    "l": 0.4039,
    "c": 0.04194,
    "h": 134.9
  },
  "luminance": 0.06781
}

Semantic roles & 50–950 ramp

primary

#3F4E37

secondary

#75637E

accent

#6EBA9F

background

#F7F7F6

surface

#EDEEEB

border

#C8C9C6

text

#080A07

muted

#7B7C7A

Preview Lab

Preview with #3F4E37

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

Preview Lab → · Contrast checker → · Palette generator →