#403B2C#403B2C

#403B2C is a dark, muted yellow. Relative luminance 0.044; OKLCH L 35.3% C 0.026 H 91.8°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#403B2C
RGB	rgb(64, 59, 44)
HSL	hsl(45, 19%, 21%)
HSV	hsv(45, 31%, 25%)
CMYK	cmyk(0%, 7.8%, 31.2%, 74.9%)
CIE-LAB	lab(24.95, -0.69, 10.11)
CIE-LCH	lch(24.95, 10.13, 93.92°)
OKLab	oklab(35.28% -0.0008 0.0256)
OKLCH	oklch(35.28% 0.026 91.8)
XYZ	xyz(4.1330, 4.3999, 3.0139)
Luminance	0.0440 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403B2C #2C3140

analogous

#40312C #403B2C #3B402C

triadic

#403B2C #2C403B #3B2C40

tetradic

#403B2C #2C4031 #2C3140 #402C3B

square

#403B2C #2C4031 #2C3140 #402C3B

split-complementary

#403B2C #2C3B40 #312C40

monochromatic

#12110C #1C1A13 #403B2C #645C45 #897E5E

Accessibility & contrast

On white

11.17

#403B2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#403B2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403B2C

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403B2C	#FFFFFF	#000000	##FFFFFF
##403B2C	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3A2B

Deuteranopia (green-blind)

#403C2C

Tritanopia (blue-blind)

#433937

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #403b2c;
/* rgb */ color: rgb(64, 59, 44);
/* oklch */ color: oklch(35.3% 0.026 91.8);

Tailwind

colors: {
  custom: {
    50: '#757065',
    500: '#403b2c',
    950: '#000000',
  },
}

SCSS

$custom: #403b2c;
$custom-light: #757065;
$custom-dark: #000000;

JSON

{
  "hex": "#403b2c",
  "rgb": {
    "r": 64,
    "g": 59,
    "b": 44
  },
  "hsl": {
    "h": 45,
    "s": 18.519,
    "l": 21.176
  },
  "oklch": {
    "l": 0.35281,
    "c": 0.0256,
    "h": 91.8
  },
  "luminance": 0.044
}

Semantic roles & 50–950 ramp

primary

#403B2C

secondary

#575D71

accent

#80BB6D

background

#F7F6F6

surface

#EDECEB

border

#C8C7C6

text

#080705

muted

#7B7A7A

Preview Lab

Preview with #403B2C

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

Preview Lab → · Contrast checker → · Palette generator →