#403C2A#403C2A

#403C2A is a dark, muted yellow. Relative luminance 0.045; OKLCH L 35.5% C 0.030 H 97.1°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#403C2A
RGB	rgb(64, 60, 42)
HSL	hsl(49, 21%, 21%)
HSV	hsv(49, 34%, 25%)
CMYK	cmyk(0%, 6.2%, 34.4%, 74.9%)
CIE-LAB	lab(25.23, -1.66, 11.78)
CIE-LCH	lch(25.23, 11.90, 98.02°)
OKLab	oklab(35.48% -0.0037 0.0296)
OKLCH	oklch(35.48% 0.03 97.1)
XYZ	xyz(4.1482, 4.4890, 2.8380)
Luminance	0.0449 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403C2A #2A2E40

analogous

#40312A #403C2A #39402A

triadic

#403C2A #2A403C #3C2A40

tetradic

#403C2A #2A4031 #2A2E40 #402A39

square

#403C2A #2A4031 #2A2E40 #402A39

split-complementary

#403C2A #2A3940 #312A40

monochromatic

#12110C #1B1912 #403C2A #655F42 #8A815A

Accessibility & contrast

On white

11.07

#403C2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#403C2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403C2A

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403C2A	#FFFFFF	#000000	##FFFFFF
##403C2A	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403B29

Deuteranopia (green-blind)

#413C2B

Tritanopia (blue-blind)

#433937

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #403c2a;
/* rgb */ color: rgb(64, 60, 42);
/* oklch */ color: oklch(35.5% 0.030 97.1);

Tailwind

colors: {
  custom: {
    50: '#757163',
    500: '#403c2a',
    950: '#000000',
  },
}

SCSS

$custom: #403c2a;
$custom-light: #757163;
$custom-dark: #000000;

JSON

{
  "hex": "#403c2a",
  "rgb": {
    "r": 64,
    "g": 60,
    "b": 42
  },
  "hsl": {
    "h": 49.091,
    "s": 20.755,
    "l": 20.784
  },
  "oklch": {
    "l": 0.35483,
    "c": 0.0298,
    "h": 97.1
  },
  "luminance": 0.04489
}

Semantic roles & 50–950 ramp

primary

#403C2A

secondary

#555A71

accent

#7ABD6A

background

#F7F6F5

surface

#EDECEA

border

#C8C7C6

text

#080705

muted

#7B7A79

Preview Lab

Preview with #403C2A

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

Preview Lab → · Contrast checker → · Palette generator →