#3F4D10#3F4D10

#3F4D10 is a dark, moderate yellow-green. Relative luminance 0.064; OKLCH L 39.5% C 0.085 H 121.8°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#3F4D10
RGB	rgb(63, 77, 16)
HSL	hsl(74, 66%, 18%)
HSV	hsv(74, 79%, 30%)
CMYK	cmyk(18.2%, 0%, 79.2%, 69.8%)
CIE-LAB	lab(30.40, -15.24, 32.35)
CIE-LCH	lch(30.40, 35.76, 115.22°)
OKLab	oklab(39.48% -0.0447 0.0721)
OKLCH	oklch(39.48% 0.085 121.8)
XYZ	xyz(4.7974, 6.4019, 1.4731)
Luminance	0.0640 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4D10 #1E104D

analogous

#4D3C10 #3F4D10 #214D10

triadic

#3F4D10 #103F4D #4D103F

tetradic

#3F4D10 #104D3C #1E104D #4D1021

square

#3F4D10 #104D3C #1E104D #4D1021

split-complementary

#3F4D10 #10214D #3C104D

monochromatic

#151905 #161A05 #3F4D10 #68801B #92B225

Accessibility & contrast

On white

9.21

#3F4D10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#3F4D10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4D10

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4D10	#FFFFFF	#000000	##FFFFFF
##3F4D10	1.00	9.21	2.28	9.21
#FFFFFF	9.21	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524806

Deuteranopia (green-blind)

#504815

Tritanopia (blue-blind)

#434941

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3f4d10;
/* rgb */ color: rgb(63, 77, 16);
/* oklch */ color: oklch(39.5% 0.085 121.8);

Tailwind

colors: {
  custom: {
    50: '#767e53',
    500: '#3f4d10',
    950: '#000000',
  },
}

SCSS

$custom: #3f4d10;
$custom-light: #767e53;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4d10",
  "rgb": {
    "r": 63,
    "g": 77,
    "b": 16
  },
  "hsl": {
    "h": 73.77,
    "s": 65.591,
    "l": 18.235
  },
  "oklch": {
    "l": 0.39484,
    "c": 0.08486,
    "h": 121.8
  },
  "luminance": 0.06402
}

Semantic roles & 50–950 ramp

primary

#3F4D10

secondary

#453287

accent

#3FE966

background

#F7F7F4

surface

#EDEEE7

border

#C8C9C3

text

#090A03

muted

#7B7C78

Preview Lab

Preview with #3F4D10

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

Preview Lab → · Contrast checker → · Palette generator →