#3F4A10#3F4A10

#3F4A10 is a dark, moderate yellow-green. Relative luminance 0.060; OKLCH L 38.7% C 0.081 H 119.7°. Best body text is #FFFFFF at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#3F4A10
RGB	rgb(63, 74, 16)
HSL	hsl(71, 64%, 18%)
HSV	hsv(71, 78%, 29%)
CMYK	cmyk(14.9%, 0%, 78.4%, 71%)
CIE-LAB	lab(29.39, -13.54, 31.35)
CIE-LCH	lch(29.39, 34.15, 113.36°)
OKLab	oklab(38.67% -0.04 0.07)
OKLCH	oklch(38.67% 0.081 119.7)
XYZ	xyz(4.5923, 5.9918, 1.4047)
Luminance	0.0599 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4A10 #1B104A

analogous

#4A3810 #3F4A10 #224A10

triadic

#3F4A10 #103F4A #4A103F

tetradic

#3F4A10 #104A38 #1B104A #4A1022

square

#3F4A10 #104A38 #1B104A #4A1022

split-complementary

#3F4A10 #10224A #38104A

monochromatic

#151905 #151905 #3F4A10 #6A7C1B #95AF26

Accessibility & contrast

On white

9.55

#3F4A10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#3F4A10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4A10

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4A10	#FFFFFF	#000000	##FFFFFF
##3F4A10	1.00	9.55	2.20	9.55
#FFFFFF	9.55	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4506

Deuteranopia (green-blind)

#4E4515

Tritanopia (blue-blind)

#43463F

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3f4a10;
/* rgb */ color: rgb(63, 74, 16);
/* oklch */ color: oklch(38.7% 0.081 119.7);

Tailwind

colors: {
  custom: {
    50: '#767c53',
    500: '#3f4a10',
    950: '#000000',
  },
}

SCSS

$custom: #3f4a10;
$custom-light: #767c53;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4a10",
  "rgb": {
    "r": 63,
    "g": 74,
    "b": 16
  },
  "hsl": {
    "h": 71.379,
    "s": 64.444,
    "l": 17.647
  },
  "oklch": {
    "l": 0.38667,
    "c": 0.08066,
    "h": 119.7
  },
  "luminance": 0.05992
}

Semantic roles & 50–950 ramp

primary

#3F4A10

secondary

#413284

accent

#40E760

background

#F7F7F4

surface

#EDEEE7

border

#C8C9C3

text

#090902

muted

#7B7B78

Preview Lab

Preview with #3F4A10

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

Preview Lab → · Contrast checker → · Palette generator →