#3F3C09#3F3C09

#3F3C09 is a dark, moderate yellow. Relative luminance 0.043; OKLCH L 34.9% C 0.068 H 106.0°. Best body text is #FFFFFF at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#3F3C09
RGB	rgb(63, 60, 9)
HSL	hsl(57, 75%, 14%)
HSV	hsv(57, 86%, 25%)
CMYK	cmyk(0%, 4.8%, 85.7%, 75.3%)
CIE-LAB	lab(24.67, -5.59, 29.74)
CIE-LCH	lch(24.67, 30.26, 100.66°)
OKLab	oklab(34.87% -0.0186 0.0652)
OKLCH	oklch(34.87% 0.068 106)
XYZ	xyz(3.7152, 4.3083, 0.8943)
Luminance	0.0431 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F3C09 #090C3F

analogous

#3F2109 #3F3C09 #273F09

triadic

#3F3C09 #093F3C #3C093F

tetradic

#3F3C09 #093F21 #090C3F #3F0927

square

#3F3C09 #093F21 #090C3F #3F0927

split-complementary

#3F3C09 #09273F #21093F

monochromatic

#1B1A04 #1B1A04 #3F3C09 #756F11 #AAA218

Accessibility & contrast

On white

11.28

#3F3C09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#3F3C09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3C09

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3C09	#FFFFFF	#000000	##FFFFFF
##3F3C09	1.00	11.28	1.86	11.28
#FFFFFF	11.28	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423902

Deuteranopia (green-blind)

#433B0D

Tritanopia (blue-blind)

#443732

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #3f3c09;
/* rgb */ color: rgb(63, 60, 9);
/* oklch */ color: oklch(34.9% 0.068 106.0);

Tailwind

colors: {
  custom: {
    50: '#76714d',
    500: '#3f3c09',
    950: '#000000',
  },
}

SCSS

$custom: #3f3c09;
$custom-light: #76714d;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3c09",
  "rgb": {
    "r": 63,
    "g": 60,
    "b": 9
  },
  "hsl": {
    "h": 56.667,
    "s": 75,
    "l": 14.118
  },
  "oklch": {
    "l": 0.34865,
    "c": 0.06783,
    "h": 106
  },
  "luminance": 0.04308
}

Semantic roles & 50–950 ramp

primary

#3F3C09

secondary

#272C7D

accent

#41F236

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #3F3C09

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

Preview Lab → · Contrast checker → · Palette generator →