#3F4B0C#3F4B0C

#3F4B0C is a dark, moderate yellow-green. Relative luminance 0.061; OKLCH L 38.9% C 0.085 H 120.2°. Best body text is #FFFFFF at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#3F4B0C
RGB	rgb(63, 75, 12)
HSL	hsl(71, 72%, 17%)
HSV	hsv(71, 84%, 29%)
CMYK	cmyk(16%, 0%, 84%, 70.6%)
CIE-LAB	lab(29.70, -14.35, 33.27)
CIE-LCH	lch(29.70, 36.24, 113.33°)
OKLab	oklab(38.91% -0.0426 0.0733)
OKLCH	oklch(38.91% 0.085 120.2)
XYZ	xyz(4.6324, 6.1155, 1.2841)
Luminance	0.0612 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4B0C #180C4B

analogous

#4B380C #3F4B0C #1F4B0C

triadic

#3F4B0C #0C3F4B #4B0C3F

tetradic

#3F4B0C #0C4B38 #180C4B #4B0C1F

square

#3F4B0C #0C4B38 #180C4B #4B0C1F

split-complementary

#3F4B0C #0C1F4B #380C4B

monochromatic

#161A04 #161A04 #3F4B0C #6B8014 #98B51D

Accessibility & contrast

On white

9.45

#3F4B0C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#3F4B0C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4B0C

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4B0C	#FFFFFF	#000000	##FFFFFF
##3F4B0C	1.00	9.45	2.22	9.45
#FFFFFF	9.45	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504601

Deuteranopia (green-blind)

#4F4612

Tritanopia (blue-blind)

#43473F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3f4b0c;
/* rgb */ color: rgb(63, 75, 12);
/* oklch */ color: oklch(38.9% 0.085 120.2);

Tailwind

colors: {
  custom: {
    50: '#767d51',
    500: '#3f4b0c',
    950: '#000000',
  },
}

SCSS

$custom: #3f4b0c;
$custom-light: #767d51;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4b0c",
  "rgb": {
    "r": 63,
    "g": 75,
    "b": 12
  },
  "hsl": {
    "h": 71.429,
    "s": 72.414,
    "l": 17.059
  },
  "oklch": {
    "l": 0.38909,
    "c": 0.0848,
    "h": 120.2
  },
  "luminance": 0.06115
}

Semantic roles & 50–950 ramp

primary

#3F4B0C

secondary

#3D2C87

accent

#39EF5B

background

#F7F7F4

surface

#EDEEE7

border

#C8C9C3

text

#090902

muted

#7B7B78

Preview Lab

Preview with #3F4B0C

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

Preview Lab → · Contrast checker → · Palette generator →