#3B440F#3B440F

#3B440F is a dark, moderate yellow-green. Relative luminance 0.051; OKLCH L 36.7% C 0.075 H 118.6°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#3B440F
RGB	rgb(59, 68, 15)
HSL	hsl(70, 64%, 16%)
HSV	hsv(70, 78%, 27%)
CMYK	cmyk(13.2%, 0%, 77.9%, 73.3%)
CIE-LAB	lab(27.01, -12.11, 29.32)
CIE-LCH	lch(27.01, 31.72, 112.45°)
OKLab	oklab(36.67% -0.0359 0.0657)
OKLCH	oklch(36.67% 0.075 118.6)
XYZ	xyz(3.9571, 5.0986, 1.2275)
Luminance	0.0510 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B440F #180F44

analogous

#44330F #3B440F #21440F

triadic

#3B440F #0F3B44 #440F3B

tetradic

#3B440F #0F4433 #180F44 #440F21

square

#3B440F #0F4433 #180F44 #440F21

split-complementary

#3B440F #0F2144 #330F44

monochromatic

#161906 #161906 #3B440F #67761A #92A825

Accessibility & contrast

On white

10.40

#3B440F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#3B440F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B440F

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B440F	#FFFFFF	#000000	##FFFFFF
##3B440F	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494007

Deuteranopia (green-blind)

#484013

Tritanopia (blue-blind)

#3F403A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3b440f;
/* rgb */ color: rgb(59, 68, 15);
/* oklch */ color: oklch(36.7% 0.075 118.6);

Tailwind

colors: {
  custom: {
    50: '#737751',
    500: '#3b440f',
    950: '#000000',
  },
}

SCSS

$custom: #3b440f;
$custom-light: #737751;
$custom-dark: #000000;

JSON

{
  "hex": "#3b440f",
  "rgb": {
    "r": 59,
    "g": 68,
    "b": 15
  },
  "hsl": {
    "h": 70.189,
    "s": 63.855,
    "l": 16.275
  },
  "oklch": {
    "l": 0.36666,
    "c": 0.07485,
    "h": 118.6
  },
  "luminance": 0.05099
}

Semantic roles & 50–950 ramp

primary

#3B440F

secondary

#3E307E

accent

#41E75D

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#080802

muted

#7B7B78

Preview Lab

Preview with #3B440F

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

Preview Lab → · Contrast checker → · Palette generator →