#3F5910#3F5910

#3F5910 is a dark, moderate yellow-green. Relative luminance 0.082; OKLCH L 42.8% C 0.102 H 127.8°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#3F5910
RGB	rgb(63, 89, 16)
HSL	hsl(81, 70%, 21%)
HSV	hsv(81, 82%, 35%)
CMYK	cmyk(29.2%, 0%, 82%, 65.1%)
CIE-LAB	lab(34.48, -21.67, 36.27)
CIE-LCH	lch(34.48, 42.26, 120.86°)
OKLab	oklab(42.78% -0.0623 0.0804)
OKLCH	oklch(42.78% 0.102 127.8)
XYZ	xyz(5.7158, 8.2388, 1.7792)
Luminance	0.0824 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F5910 #2A1059

analogous

#594E10 #3F5910 #1A5910

triadic

#3F5910 #103F59 #59103F

tetradic

#3F5910 #10594E #2A1059 #59101A

square

#3F5910 #10594E #2A1059 #59101A

split-complementary

#3F5910 #101A59 #4E1059

monochromatic

#121A05 #1A2507 #3F5910 #648D19 #88C123

Accessibility & contrast

On white

7.93

#3F5910 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#3F5910 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F5910

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F5910	#FFFFFF	#000000	##FFFFFF
##3F5910	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5201

Deuteranopia (green-blind)

#5A5117

Tritanopia (blue-blind)

#42554B

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3f5910;
/* rgb */ color: rgb(63, 89, 16);
/* oklch */ color: oklch(42.8% 0.102 127.8);

Tailwind

colors: {
  custom: {
    50: '#778855',
    500: '#3f5910',
    950: '#000000',
  },
}

SCSS

$custom: #3f5910;
$custom-light: #778855;
$custom-dark: #000000;

JSON

{
  "hex": "#3f5910",
  "rgb": {
    "r": 63,
    "g": 89,
    "b": 16
  },
  "hsl": {
    "h": 81.37,
    "s": 69.524,
    "l": 20.588
  },
  "oklch": {
    "l": 0.42781,
    "c": 0.10168,
    "h": 127.8
  },
  "luminance": 0.08239
}

Semantic roles & 50–950 ramp

primary

#3F5910

secondary

#553392

accent

#3BEC7A

background

#F7F8F5

surface

#EDEFE9

border

#C8CAC5

text

#090B03

muted

#7B7C78

Preview Lab

Preview with #3F5910

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

Preview Lab → · Contrast checker → · Palette generator →