#403E2A#403E2A

#403E2A is a dark, muted yellow. Relative luminance 0.047; OKLCH L 36.0% C 0.032 H 103.1°. Best body text is #FFFFFF at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#403E2A
RGB	rgb(64, 62, 42)
HSL	hsl(55, 21%, 21%)
HSV	hsv(55, 34%, 25%)
CMYK	cmyk(0%, 3.1%, 34.4%, 74.9%)
CIE-LAB	lab(25.87, -2.94, 12.64)
CIE-LCH	lch(25.87, 12.98, 103.08°)
OKLab	oklab(35.99% -0.0073 0.0316)
OKLCH	oklch(35.99% 0.032 103.1)
XYZ	xyz(4.2549, 4.7025, 2.8736)
Luminance	0.0470 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403E2A #2A2C40

analogous

#40332A #403E2A #37402A

triadic

#403E2A #2A403E #3E2A40

tetradic

#403E2A #2A4033 #2A2C40 #402A37

square

#403E2A #2A4033 #2A2C40 #402A37

split-complementary

#403E2A #2A3740 #332A40

monochromatic

#12120C #1B1A12 #403E2A #656242 #8A865A

Accessibility & contrast

On white

10.82

#403E2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#403E2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403E2A

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403E2A	#FFFFFF	#000000	##FFFFFF
##403E2A	1.00	10.82	1.94	10.82
#FFFFFF	10.82	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423D29

Deuteranopia (green-blind)

#423E2B

Tritanopia (blue-blind)

#433B39

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #403e2a;
/* rgb */ color: rgb(64, 62, 42);
/* oklch */ color: oklch(36.0% 0.032 103.1);

Tailwind

colors: {
  custom: {
    50: '#757363',
    500: '#403e2a',
    950: '#000000',
  },
}

SCSS

$custom: #403e2a;
$custom-light: #757363;
$custom-dark: #000000;

JSON

{
  "hex": "#403e2a",
  "rgb": {
    "r": 64,
    "g": 62,
    "b": 42
  },
  "hsl": {
    "h": 54.545,
    "s": 20.755,
    "l": 20.784
  },
  "oklch": {
    "l": 0.35992,
    "c": 0.03247,
    "h": 103.1
  },
  "luminance": 0.04702
}

Semantic roles & 50–950 ramp

primary

#403E2A

secondary

#555771

accent

#72BD6A

background

#F7F6F5

surface

#EDECEA

border

#C8C7C6

text

#080805

muted

#7B7B79

Preview Lab

Preview with #403E2A

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

Preview Lab → · Contrast checker → · Palette generator →