#3F4510#3F4510

#3F4510 is a dark, moderate yellow. Relative luminance 0.053; OKLCH L 37.3% C 0.074 H 115.6°. Best body text is #FFFFFF at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#3F4510
RGB	rgb(63, 69, 16)
HSL	hsl(67, 62%, 17%)
HSV	hsv(67, 77%, 27%)
CMYK	cmyk(8.7%, 0%, 76.8%, 72.9%)
CIE-LAB	lab(27.71, -10.64, 29.68)
CIE-LCH	lch(27.71, 31.53, 109.72°)
OKLab	oklab(37.32% -0.0319 0.0665)
OKLCH	oklch(37.32% 0.074 115.6)
XYZ	xyz(4.2717, 5.3505, 1.2978)
Luminance	0.0535 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4510 #161045

analogous

#453110 #3F4510 #254510

triadic

#3F4510 #103F45 #45103F

tetradic

#3F4510 #104531 #161045 #451025

square

#3F4510 #104531 #161045 #451025

split-complementary

#3F4510 #102545 #311045

monochromatic

#171906 #171906 #3F4510 #6C771C #9AA827

Accessibility & contrast

On white

10.14

#3F4510 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#3F4510 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4510

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4510	#FFFFFF	#000000	##FFFFFF
##3F4510	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)

#4A4108

Deuteranopia (green-blind)

#4A4214

Tritanopia (blue-blind)

#43413A

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3f4510;
/* rgb */ color: rgb(63, 69, 16);
/* oklch */ color: oklch(37.3% 0.074 115.6);

Tailwind

colors: {
  custom: {
    50: '#767852',
    500: '#3f4510',
    950: '#000000',
  },
}

SCSS

$custom: #3f4510;
$custom-light: #767852;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4510",
  "rgb": {
    "r": 63,
    "g": 69,
    "b": 16
  },
  "hsl": {
    "h": 66.792,
    "s": 62.353,
    "l": 16.667
  },
  "oklch": {
    "l": 0.37316,
    "c": 0.07379,
    "h": 115.6
  },
  "luminance": 0.0535
}

Semantic roles & 50–950 ramp

primary

#3F4510

secondary

#3B327F

accent

#42E555

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#090902

muted

#7B7B78

Preview Lab

Preview with #3F4510

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

Preview Lab → · Contrast checker → · Palette generator →