#3F4407#3F4407

#3F4407 is a dark, moderate yellow. Relative luminance 0.052; OKLCH L 37.0% C 0.079 H 114.5°. Best body text is #FFFFFF at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#3F4407
RGB	rgb(63, 68, 7)
HSL	hsl(65, 81%, 15%)
HSV	hsv(65, 90%, 27%)
CMYK	cmyk(7.4%, 0%, 89.7%, 73.3%)
CIE-LAB	lab(27.31, -10.56, 32.98)
CIE-LCH	lch(27.31, 34.63, 107.75°)
OKLab	oklab(36.98% -0.0327 0.0716)
OKLCH	oklch(36.98% 0.079 114.5)
XYZ	xyz(4.1555, 5.2064, 0.9870)
Luminance	0.0521 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4407 #0C0744

analogous

#442B07 #3F4407 #214407

triadic

#3F4407 #073F44 #44073F

tetradic

#3F4407 #07442B #0C0744 #440721

square

#3F4407 #07442B #0C0744 #440721

split-complementary

#3F4407 #072144 #2B0744

monochromatic

#1A1C03 #1A1C03 #3F4407 #727B0D #A6B312

Accessibility & contrast

On white

10.29

#3F4407 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#3F4407 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4407

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4407	#FFFFFF	#000000	##FFFFFF
##3F4407	1.00	10.29	2.04	10.29
#FFFFFF	10.29	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4000

Deuteranopia (green-blind)

#49410D

Tritanopia (blue-blind)

#443F39

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3f4407;
/* rgb */ color: rgb(63, 68, 7);
/* oklch */ color: oklch(37.0% 0.079 114.5);

Tailwind

colors: {
  custom: {
    50: '#77774d',
    500: '#3f4407',
    950: '#000000',
  },
}

SCSS

$custom: #3f4407;
$custom-light: #77774d;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4407",
  "rgb": {
    "r": 63,
    "g": 68,
    "b": 7
  },
  "hsl": {
    "h": 64.918,
    "s": 81.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.36979,
    "c": 0.07869,
    "h": 114.5
  },
  "luminance": 0.05206
}

Semantic roles & 50–950 ramp

primary

#3F4407

secondary

#2C2483

accent

#30F840

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#090802

muted

#7B7B78

Preview Lab

Preview with #3F4407

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

Preview Lab → · Contrast checker → · Palette generator →