#3F5517#3F5517

#3F5517 is a dark, moderate yellow-green. Relative luminance 0.076; OKLCH L 41.7% C 0.091 H 126.9°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#3F5517
RGB	rgb(63, 85, 23)
HSL	hsl(81, 57%, 21%)
HSV	hsv(81, 73%, 33%)
CMYK	cmyk(25.9%, 0%, 72.9%, 66.7%)
CIE-LAB	lab(33.17, -19.09, 32.06)
CIE-LCH	lch(33.17, 37.32, 120.77°)
OKLab	oklab(41.74% -0.0546 0.0728)
OKLCH	oklch(41.74% 0.091 126.9)
XYZ	xyz(5.4531, 7.6155, 1.9931)
Luminance	0.0762 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F5517 #2D1755

analogous

#554C17 #3F5517 #205517

triadic

#3F5517 #173F55 #55173F

tetradic

#3F5517 #17554C #2D1755 #551720

square

#3F5517 #17554C #2D1755 #551720

split-complementary

#3F5517 #172055 #4C1755

monochromatic

#121807 #1B250A #3F5517 #638524 #86B531

Accessibility & contrast

On white

8.32

#3F5517 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#3F5517 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F5517

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F5517	#FFFFFF	#000000	##FFFFFF
##3F5517	1.00	8.32	2.52	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A4F0E

Deuteranopia (green-blind)

#574E1C

Tritanopia (blue-blind)

#425148

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3f5517;
/* rgb */ color: rgb(63, 85, 23);
/* oklch */ color: oklch(41.7% 0.091 126.9);

Tailwind

colors: {
  custom: {
    50: '#768558',
    500: '#3f5517',
    950: '#000000',
  },
}

SCSS

$custom: #3f5517;
$custom-light: #768558;
$custom-dark: #000000;

JSON

{
  "hex": "#3f5517",
  "rgb": {
    "r": 63,
    "g": 85,
    "b": 23
  },
  "hsl": {
    "h": 81.29,
    "s": 57.407,
    "l": 21.176
  },
  "oklch": {
    "l": 0.41737,
    "c": 0.09095,
    "h": 126.9
  },
  "luminance": 0.07616
}

Semantic roles & 50–950 ramp

primary

#3F5517

secondary

#583C8C

accent

#47E17E

background

#F7F8F5

surface

#EDEFE9

border

#C8CAC5

text

#090B03

muted

#7B7C78

Preview Lab

Preview with #3F5517

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

Preview Lab → · Contrast checker → · Palette generator →