#3F3E05#3F3E05

#3F3E05 is a dark, moderate yellow. Relative luminance 0.045; OKLCH L 35.4% C 0.073 H 108.5°. Best body text is #FFFFFF at 11.04:1 contrast (WCAG AA passes).

Color values

HEX	#3F3E05
RGB	rgb(63, 62, 5)
HSL	hsl(59, 85%, 13%)
HSV	hsv(59, 92%, 25%)
CMYK	cmyk(0%, 1.6%, 92.1%, 75.3%)
CIE-LAB	lab(25.30, -7.05, 31.97)
CIE-LCH	lch(25.30, 32.74, 102.43°)
OKLab	oklab(35.36% -0.0232 0.0691)
OKLCH	oklch(35.36% 0.073 108.5)
XYZ	xyz(3.8001, 4.5131, 0.8145)
Luminance	0.0451 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F3E05 #05063F

analogous

#3F2105 #3F3E05 #233F05

triadic

#3F3E05 #053F3E #3E053F

tetradic

#3F3E05 #053F21 #05063F #3F0523

square

#3F3E05 #053F21 #05063F #3F0523

split-complementary

#3F3E05 #05233F #21053F

monochromatic

#1C1C02 #1C1C02 #3F3E05 #787609 #B0AE0E

Accessibility & contrast

On white

11.04

#3F3E05 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#3F3E05 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3E05

11.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3E05	#FFFFFF	#000000	##FFFFFF
##3F3E05	1.00	11.04	1.90	11.04
#FFFFFF	11.04	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443B00

Deuteranopia (green-blind)

#453D0A

Tritanopia (blue-blind)

#443934

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #3f3e05;
/* rgb */ color: rgb(63, 62, 5);
/* oklch */ color: oklch(35.4% 0.073 108.5);

Tailwind

colors: {
  custom: {
    50: '#77734b',
    500: '#3f3e05',
    950: '#000000',
  },
}

SCSS

$custom: #3f3e05;
$custom-light: #77734b;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3e05",
  "rgb": {
    "r": 63,
    "g": 62,
    "b": 5
  },
  "hsl": {
    "h": 58.966,
    "s": 85.294,
    "l": 13.333
  },
  "oklch": {
    "l": 0.35362,
    "c": 0.07289,
    "h": 108.5
  },
  "luminance": 0.04513
}

Semantic roles & 50–950 ramp

primary

#3F3E05

secondary

#202280

accent

#30FC2C

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090801

muted

#7B7B77

Preview Lab

Preview with #3F3E05

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

Preview Lab → · Contrast checker → · Palette generator →