#3F5717#3F5717

#3F5717 is a dark, moderate yellow-green. Relative luminance 0.079; OKLCH L 42.3% C 0.094 H 127.7°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#3F5717
RGB	rgb(63, 87, 23)
HSL	hsl(83, 58%, 22%)
HSV	hsv(83, 74%, 34%)
CMYK	cmyk(27.6%, 0%, 73.6%, 65.9%)
CIE-LAB	lab(33.85, -20.15, 32.77)
CIE-LCH	lch(33.85, 38.47, 121.59°)
OKLab	oklab(42.29% -0.0575 0.0742)
OKLCH	oklch(42.29% 0.094 127.7)
XYZ	xyz(5.6127, 7.9349, 2.0463)
Luminance	0.0794 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F5717 #2F1757

analogous

#574F17 #3F5717 #1F5717

triadic

#3F5717 #173F57 #57173F

tetradic

#3F5717 #17574F #2F1757 #57171F

square

#3F5717 #17574F #2F1757 #57171F

split-complementary

#3F5717 #171F57 #4F1757

monochromatic

#121806 #1C270A #3F5717 #628724 #85B831

Accessibility & contrast

On white

8.12

#3F5717 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#3F5717 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F5717

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F5717	#FFFFFF	#000000	##FFFFFF
##3F5717	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C510E

Deuteranopia (green-blind)

#584F1C

Tritanopia (blue-blind)

#41534A

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3f5717;
/* rgb */ color: rgb(63, 87, 23);
/* oklch */ color: oklch(42.3% 0.094 127.7);

Tailwind

colors: {
  custom: {
    50: '#768658',
    500: '#3f5717',
    950: '#000000',
  },
}

SCSS

$custom: #3f5717;
$custom-light: #768658;
$custom-dark: #000000;

JSON

{
  "hex": "#3f5717",
  "rgb": {
    "r": 63,
    "g": 87,
    "b": 23
  },
  "hsl": {
    "h": 82.5,
    "s": 58.182,
    "l": 21.569
  },
  "oklch": {
    "l": 0.42287,
    "c": 0.09388,
    "h": 127.7
  },
  "luminance": 0.07935
}

Semantic roles & 50–950 ramp

primary

#3F5717

secondary

#5B3C8E

accent

#46E181

background

#F7F8F5

surface

#EDEFE9

border

#C8CAC5

text

#090B03

muted

#7B7C78

Preview Lab

Preview with #3F5717

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

Preview Lab → · Contrast checker → · Palette generator →