#3F3709#3F3709

#3F3709 is a dark, moderate yellow. Relative luminance 0.038; OKLCH L 33.6% C 0.063 H 98.9°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#3F3709
RGB	rgb(63, 55, 9)
HSL	hsl(51, 75%, 14%)
HSV	hsv(51, 86%, 25%)
CMYK	cmyk(0%, 12.7%, 85.7%, 75.3%)
CIE-LAB	lab(23.03, -2.43, 28.10)
CIE-LCH	lch(23.03, 28.21, 94.95°)
OKLab	oklab(33.57% -0.0097 0.062)
OKLCH	oklch(33.57% 0.063 98.9)
XYZ	xyz(3.4656, 3.8090, 0.8111)
Luminance	0.0381 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F3709 #09113F

analogous

#3F1C09 #3F3709 #2C3F09

triadic

#3F3709 #093F37 #37093F

tetradic

#3F3709 #093F1C #09113F #3F092C

square

#3F3709 #093F1C #09113F #3F092C

split-complementary

#3F3709 #092C3F #1C093F

monochromatic

#1B1704 #1B1704 #3F3709 #756611 #AA9518

Accessibility & contrast

On white

11.92

#3F3709 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#3F3709 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3709

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3709	#FFFFFF	#000000	##FFFFFF
##3F3709	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3503

Deuteranopia (green-blind)

#40380C

Tritanopia (blue-blind)

#45322E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #3f3709;
/* rgb */ color: rgb(63, 55, 9);
/* oklch */ color: oklch(33.6% 0.063 98.9);

Tailwind

colors: {
  custom: {
    50: '#766d4c',
    500: '#3f3709',
    950: '#000000',
  },
}

SCSS

$custom: #3f3709;
$custom-light: #766d4c;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3709",
  "rgb": {
    "r": 63,
    "g": 55,
    "b": 9
  },
  "hsl": {
    "h": 51.111,
    "s": 75,
    "l": 14.118
  },
  "oklch": {
    "l": 0.33565,
    "c": 0.06273,
    "h": 98.9
  },
  "luminance": 0.03809
}

Semantic roles & 50–950 ramp

primary

#3F3709

secondary

#27347D

accent

#52F236

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #3F3709

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

Preview Lab → · Contrast checker → · Palette generator →