#3B660F#3B660F

#3B660F is a mid, vivid yellow-green. Relative luminance 0.105; OKLCH L 46.1% C 0.122 H 133.2°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#3B660F
RGB	rgb(59, 102, 15)
HSL	hsl(90, 74%, 23%)
HSV	hsv(90, 85%, 40%)
CMYK	cmyk(42.2%, 0%, 85.3%, 60%)
CIE-LAB	lab(38.67, -29.70, 40.43)
CIE-LCH	lch(38.67, 50.16, 126.30°)
OKLab	oklab(46.14% -0.0838 0.0891)
OKLCH	oklch(46.14% 0.122 133.2)
XYZ	xyz(6.6411, 10.4667, 2.1222)
Luminance	0.1047 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B660F #3A0F66

analogous

#66650F #3B660F #10660F

triadic

#3B660F #0F3B66 #660F3B

tetradic

#3B660F #0F6665 #3A0F66 #660F10

square

#3B660F #0F6665 #3A0F66 #660F10

split-complementary

#3B660F #0F1066 #650F66

monochromatic

#0F1B04 #1C3107 #3B660F #5A9B17 #79D11F

Accessibility & contrast

On white

6.79

#3B660F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#3B660F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B660F

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B660F	#FFFFFF	#000000	##FFFFFF
##3B660F	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A5D00

Deuteranopia (green-blind)

#655A19

Tritanopia (blue-blind)

#3B6256

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3b660f;
/* rgb */ color: rgb(59, 102, 15);
/* oklch */ color: oklch(46.1% 0.122 133.2);

Tailwind

colors: {
  custom: {
    50: '#769256',
    500: '#3b660f',
    950: '#000000',
  },
}

SCSS

$custom: #3b660f;
$custom-light: #769256;
$custom-dark: #000000;

JSON

{
  "hex": "#3b660f",
  "rgb": {
    "r": 59,
    "g": 102,
    "b": 15
  },
  "hsl": {
    "h": 89.655,
    "s": 74.359,
    "l": 22.941
  },
  "oklch": {
    "l": 0.46135,
    "c": 0.12225,
    "h": 133.2
  },
  "luminance": 0.10467
}

Semantic roles & 50–950 ramp

primary

#3B660F

secondary

#68329F

accent

#37F193

background

#F7F9F5

surface

#EDF1E9

border

#C8CBC5

text

#090D03

muted

#7B7E78

Preview Lab

Preview with #3B660F

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

Preview Lab → · Contrast checker → · Palette generator →