#403B2A#403B2A

#403B2A is a dark, muted yellow. Relative luminance 0.044; OKLCH L 35.2% C 0.029 H 93.6°. Best body text is #FFFFFF at 11.19:1 contrast (WCAG AA passes).

Color values

HEX	#403B2A
RGB	rgb(64, 59, 42)
HSL	hsl(46, 21%, 21%)
HSV	hsv(46, 34%, 25%)
CMYK	cmyk(0%, 7.8%, 34.4%, 74.9%)
CIE-LAB	lab(24.91, -1.02, 11.35)
CIE-LCH	lch(24.91, 11.39, 95.12°)
OKLab	oklab(35.23% -0.0018 0.0285)
OKLCH	oklch(35.23% 0.029 93.6)
XYZ	xyz(4.0963, 4.3852, 2.8207)
Luminance	0.0439 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403B2A #2A2F40

analogous

#40302A #403B2A #3A402A

triadic

#403B2A #2A403B #3B2A40

tetradic

#403B2A #2A4030 #2A2F40 #402A3A

square

#403B2A #2A4030 #2A2F40 #402A3A

split-complementary

#403B2A #2A3A40 #302A40

monochromatic

#12110C #1B1912 #403B2A #655D42 #8A7F5A

Accessibility & contrast

On white

11.19

#403B2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#403B2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403B2A

11.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403B2A	#FFFFFF	#000000	##FFFFFF
##403B2A	1.00	11.19	1.88	11.19
#FFFFFF	11.19	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3A29

Deuteranopia (green-blind)

#403C2B

Tritanopia (blue-blind)

#433836

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #403b2a;
/* rgb */ color: rgb(64, 59, 42);
/* oklch */ color: oklch(35.2% 0.029 93.6);

Tailwind

colors: {
  custom: {
    50: '#757063',
    500: '#403b2a',
    950: '#000000',
  },
}

SCSS

$custom: #403b2a;
$custom-light: #757063;
$custom-dark: #000000;

JSON

{
  "hex": "#403b2a",
  "rgb": {
    "r": 64,
    "g": 59,
    "b": 42
  },
  "hsl": {
    "h": 46.364,
    "s": 20.755,
    "l": 20.784
  },
  "oklch": {
    "l": 0.3523,
    "c": 0.0286,
    "h": 93.6
  },
  "luminance": 0.04385
}

Semantic roles & 50–950 ramp

primary

#403B2A

secondary

#555B71

accent

#7DBD6A

background

#F7F6F5

surface

#EDECEA

border

#C8C7C6

text

#080705

muted

#7B7A79

Preview Lab

Preview with #403B2A

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

Preview Lab → · Contrast checker → · Palette generator →