#403E1A#403E1A

#403E1A is a dark, muted yellow. Relative luminance 0.046; OKLCH L 35.7% C 0.054 H 106.0°. Best body text is #FFFFFF at 10.93:1 contrast (WCAG AA passes).

Color values

HEX	#403E1A
RGB	rgb(64, 62, 26)
HSL	hsl(57, 42%, 18%)
HSV	hsv(57, 59%, 25%)
CMYK	cmyk(0%, 3.1%, 59.4%, 74.9%)
CIE-LAB	lab(25.59, -5.02, 22.17)
CIE-LCH	lch(25.59, 22.73, 102.77°)
OKLab	oklab(35.68% -0.0149 0.0521)
OKLCH	oklch(35.68% 0.054 106)
XYZ	xyz(4.0235, 4.6099, 1.6549)
Luminance	0.0461 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403E1A #1A1C40

analogous

#402B1A #403E1A #2F401A

triadic

#403E1A #1A403E #3E1A40

tetradic

#403E1A #1A402B #1A1C40 #401A2F

square

#403E1A #1A402B #1A1C40 #401A2F

split-complementary

#403E1A #1A2F40 #2B1A40

monochromatic

#161509 #161509 #403E1A #6C682C #97923D

Accessibility & contrast

On white

10.93

#403E1A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#403E1A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403E1A

10.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403E1A	#FFFFFF	#000000	##FFFFFF
##403E1A	1.00	10.93	1.92	10.93
#FFFFFF	10.93	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433C17

Deuteranopia (green-blind)

#443D1C

Tritanopia (blue-blind)

#453A36

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #403e1a;
/* rgb */ color: rgb(64, 62, 26);
/* oklch */ color: oklch(35.7% 0.054 106.0);

Tailwind

colors: {
  custom: {
    50: '#767358',
    500: '#403e1a',
    950: '#000000',
  },
}

SCSS

$custom: #403e1a;
$custom-light: #767358;
$custom-dark: #000000;

JSON

{
  "hex": "#403e1a",
  "rgb": {
    "r": 64,
    "g": 62,
    "b": 26
  },
  "hsl": {
    "h": 56.842,
    "s": 42.222,
    "l": 17.647
  },
  "oklch": {
    "l": 0.35682,
    "c": 0.0542,
    "h": 106
  },
  "luminance": 0.0461
}

Semantic roles & 50–950 ramp

primary

#403E1A

secondary

#404376

accent

#5CD256

background

#F7F6F5

surface

#EDECE9

border

#C8C7C5

text

#080803

muted

#7B7B78

Preview Lab

Preview with #403E1A

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

Preview Lab → · Contrast checker → · Palette generator →