#3F470C#3F470C

#3F470C is a dark, moderate yellow. Relative luminance 0.056; OKLCH L 37.8% C 0.079 H 117.2°. Best body text is #FFFFFF at 9.92:1 contrast (WCAG AA passes).

Color values

HEX	#3F470C
RGB	rgb(63, 71, 12)
HSL	hsl(68, 71%, 16%)
HSV	hsv(68, 83%, 28%)
CMYK	cmyk(11.3%, 0%, 83.1%, 72.2%)
CIE-LAB	lab(28.35, -12.06, 32.01)
CIE-LCH	lch(28.35, 34.20, 110.65°)
OKLab	oklab(37.82% -0.0363 0.0706)
OKLCH	oklch(37.82% 0.079 117.2)
XYZ	xyz(4.3696, 5.5898, 1.1965)
Luminance	0.0559 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F470C #140C47

analogous

#47320C #3F470C #22470C

triadic

#3F470C #0C3F47 #470C3F

tetradic

#3F470C #0C4732 #140C47 #470C22

square

#3F470C #0C4732 #140C47 #470C22

split-complementary

#3F470C #0C2247 #320C47

monochromatic

#171A04 #171A04 #3F470C #6D7B15 #9CB01E

Accessibility & contrast

On white

9.92

#3F470C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#3F470C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F470C

9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F470C	#FFFFFF	#000000	##FFFFFF
##3F470C	1.00	9.92	2.12	9.92
#FFFFFF	9.92	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4302

Deuteranopia (green-blind)

#4C4311

Tritanopia (blue-blind)

#43423C

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3f470c;
/* rgb */ color: rgb(63, 71, 12);
/* oklch */ color: oklch(37.8% 0.079 117.2);

Tailwind

colors: {
  custom: {
    50: '#767a50',
    500: '#3f470c',
    950: '#000000',
  },
}

SCSS

$custom: #3f470c;
$custom-light: #767a50;
$custom-dark: #000000;

JSON

{
  "hex": "#3f470c",
  "rgb": {
    "r": 63,
    "g": 71,
    "b": 12
  },
  "hsl": {
    "h": 68.136,
    "s": 71.084,
    "l": 16.275
  },
  "oklch": {
    "l": 0.37823,
    "c": 0.07942,
    "h": 117.2
  },
  "luminance": 0.0559
}

Semantic roles & 50–950 ramp

primary

#3F470C

secondary

#382C83

accent

#3AEE52

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#090902

muted

#7B7B78

Preview Lab

Preview with #3F470C

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

Preview Lab → · Contrast checker → · Palette generator →