#3F410A#3F410A

#3F410A is a dark, moderate yellow. Relative luminance 0.049; OKLCH L 36.2% C 0.073 H 111.7°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#3F410A
RGB	rgb(63, 65, 10)
HSL	hsl(62, 73%, 15%)
HSV	hsv(62, 85%, 25%)
CMYK	cmyk(3.1%, 0%, 84.6%, 74.5%)
CIE-LAB	lab(26.33, -8.61, 30.90)
CIE-LCH	lch(26.33, 32.07, 105.57°)
OKLab	oklab(36.2% -0.027 0.0679)
OKLCH	oklch(36.2% 0.073 111.7)
XYZ	xyz(3.9951, 4.8594, 1.0146)
Luminance	0.0486 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F410A #0C0A41

analogous

#41280A #3F410A #24410A

triadic

#3F410A #0A3F41 #410A3F

tetradic

#3F410A #0A4128 #0C0A41 #410A24

square

#3F410A #0A4128 #0C0A41 #410A24

split-complementary

#3F410A #0A2441 #280A41

monochromatic

#1A1B04 #1A1B04 #3F410A #727612 #A6AB1A

Accessibility & contrast

On white

10.65

#3F410A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#3F410A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F410A

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F410A	#FFFFFF	#000000	##FFFFFF
##3F410A	1.00	10.65	1.97	10.65
#FFFFFF	10.65	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473E02

Deuteranopia (green-blind)

#473F0F

Tritanopia (blue-blind)

#443C37

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3f410a;
/* rgb */ color: rgb(63, 65, 10);
/* oklch */ color: oklch(36.2% 0.073 111.7);

Tailwind

colors: {
  custom: {
    50: '#76754e',
    500: '#3f410a',
    950: '#000000',
  },
}

SCSS

$custom: #3f410a;
$custom-light: #76754e;
$custom-dark: #000000;

JSON

{
  "hex": "#3f410a",
  "rgb": {
    "r": 63,
    "g": 65,
    "b": 10
  },
  "hsl": {
    "h": 62.182,
    "s": 73.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.36196,
    "c": 0.07302,
    "h": 111.7
  },
  "luminance": 0.04859
}

Semantic roles & 50–950 ramp

primary

#3F410A

secondary

#2C297E

accent

#38F03E

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#090802

muted

#7B7B78

Preview Lab

Preview with #3F410A

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

Preview Lab → · Contrast checker → · Palette generator →