#3F4C11#3F4C11

#3F4C11 is a dark, moderate yellow-green. Relative luminance 0.063; OKLCH L 39.2% C 0.083 H 121.2°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#3F4C11
RGB	rgb(63, 76, 17)
HSL	hsl(73, 63%, 18%)
HSV	hsv(73, 78%, 30%)
CMYK	cmyk(17.1%, 0%, 77.6%, 70.2%)
CIE-LAB	lab(30.07, -14.61, 31.60)
CIE-LCH	lch(30.07, 34.81, 114.82°)
OKLab	oklab(39.22% -0.0428 0.0707)
OKLCH	oklch(39.22% 0.083 121.2)
XYZ	xyz(4.7356, 6.2661, 1.4902)
Luminance	0.0627 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4C11 #1E114C

analogous

#4C3B11 #3F4C11 #214C11

triadic

#3F4C11 #113F4C #4C113F

tetradic

#3F4C11 #114C3B #1E114C #4C1121

square

#3F4C11 #114C3B #1E114C #4C1121

split-complementary

#3F4C11 #11214C #3B114C

monochromatic

#151906 #161A06 #3F4C11 #687E1C #92B027

Accessibility & contrast

On white

9.32

#3F4C11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#3F4C11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4C11

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4C11	#FFFFFF	#000000	##FFFFFF
##3F4C11	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514707

Deuteranopia (green-blind)

#4F4716

Tritanopia (blue-blind)

#434840

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3f4c11;
/* rgb */ color: rgb(63, 76, 17);
/* oklch */ color: oklch(39.2% 0.083 121.2);

Tailwind

colors: {
  custom: {
    50: '#767e53',
    500: '#3f4c11',
    950: '#000000',
  },
}

SCSS

$custom: #3f4c11;
$custom-light: #767e53;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4c11",
  "rgb": {
    "r": 63,
    "g": 76,
    "b": 17
  },
  "hsl": {
    "h": 73.22,
    "s": 63.441,
    "l": 18.235
  },
  "oklch": {
    "l": 0.3922,
    "c": 0.0827,
    "h": 121.2
  },
  "luminance": 0.06266
}

Semantic roles & 50–950 ramp

primary

#3F4C11

secondary

#453385

accent

#41E666

background

#F7F7F4

surface

#EDEEE7

border

#C8C9C3

text

#090903

muted

#7B7B78

Preview Lab

Preview with #3F4C11

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

Preview Lab → · Contrast checker → · Palette generator →