#3F4511#3F4511

#3F4511 is a dark, moderate yellow. Relative luminance 0.054; OKLCH L 37.3% C 0.073 H 115.7°. Best body text is #FFFFFF at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#3F4511
RGB	rgb(63, 69, 17)
HSL	hsl(67, 60%, 17%)
HSV	hsv(67, 75%, 27%)
CMYK	cmyk(8.7%, 0%, 75.4%, 72.9%)
CIE-LAB	lab(27.72, -10.57, 29.22)
CIE-LCH	lch(27.72, 31.08, 109.88°)
OKLab	oklab(37.33% -0.0316 0.0658)
OKLCH	oklch(37.33% 0.073 115.7)
XYZ	xyz(4.2793, 5.3535, 1.3381)
Luminance	0.0535 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4511 #171145

analogous

#453111 #3F4511 #254511

triadic

#3F4511 #113F45 #45113F

tetradic

#3F4511 #114531 #171145 #451125

square

#3F4511 #114531 #171145 #451125

split-complementary

#3F4511 #112545 #311145

monochromatic

#161906 #161906 #3F4511 #6C761D #99A729

Accessibility & contrast

On white

10.14

#3F4511 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#3F4511 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4511

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4511	#FFFFFF	#000000	##FFFFFF
##3F4511	1.00	10.14	2.07	10.14
#FFFFFF	10.14	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4109

Deuteranopia (green-blind)

#4A4215

Tritanopia (blue-blind)

#43413B

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3f4511;
/* rgb */ color: rgb(63, 69, 17);
/* oklch */ color: oklch(37.3% 0.073 115.7);

Tailwind

colors: {
  custom: {
    50: '#767852',
    500: '#3f4511',
    950: '#000000',
  },
}

SCSS

$custom: #3f4511;
$custom-light: #767852;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4511",
  "rgb": {
    "r": 63,
    "g": 69,
    "b": 17
  },
  "hsl": {
    "h": 66.923,
    "s": 60.465,
    "l": 16.863
  },
  "oklch": {
    "l": 0.37326,
    "c": 0.07296,
    "h": 115.7
  },
  "luminance": 0.05353
}

Semantic roles & 50–950 ramp

primary

#3F4511

secondary

#3C337F

accent

#44E457

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#090902

muted

#7B7B78

Preview Lab

Preview with #3F4511

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

Preview Lab → · Contrast checker → · Palette generator →