#403D33#403D33

#403D33 is a dark, near-neutral yellow. Relative luminance 0.047; OKLCH L 36.0% C 0.017 H 93.2°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#403D33
RGB	rgb(64, 61, 51)
HSL	hsl(46, 11%, 23%)
HSV	hsv(46, 20%, 25%)
CMYK	cmyk(0%, 4.7%, 20.3%, 74.9%)
CIE-LAB	lab(25.76, -0.75, 6.64)
CIE-LCH	lch(25.76, 6.68, 96.41°)
OKLab	oklab(35.98% -0.001 0.0171)
OKLCH	oklch(35.98% 0.017 93.2)
XYZ	xyz(4.3806, 4.6666, 3.8013)
Luminance	0.0467 (WCAG relative)
Temperature	neutral
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403D33 #333640

analogous

#403733 #403D33 #3C4033

triadic

#403D33 #33403D #3D3340

tetradic

#403D33 #334037 #333640 #40333C

square

#403D33 #334037 #333640 #40333C

split-complementary

#403D33 #333C40 #373340

monochromatic

#11100E #1E1D18 #403D33 #625D4E #847E69

Accessibility & contrast

On white

10.86

#403D33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#403D33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403D33

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403D33	#FFFFFF	#000000	##FFFFFF
##403D33	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3C32

Deuteranopia (green-blind)

#403D33

Tritanopia (blue-blind)

#423B3A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #403d33;
/* rgb */ color: rgb(64, 61, 51);
/* oklch */ color: oklch(36.0% 0.017 93.2);

Tailwind

colors: {
  custom: {
    50: '#75726a',
    500: '#403d33',
    950: '#000000',
  },
}

SCSS

$custom: #403d33;
$custom-light: #75726a;
$custom-dark: #000000;

JSON

{
  "hex": "#403d33",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 51
  },
  "hsl": {
    "h": 46.154,
    "s": 11.304,
    "l": 22.549
  },
  "oklch": {
    "l": 0.35977,
    "c": 0.01715,
    "h": 93.2
  },
  "luminance": 0.04666
}

Semantic roles & 50–950 ramp

primary

#403D33

secondary

#5F6370

accent

#82B474

background

#F7F6F6

surface

#EDECEB

border

#C8C7C6

text

#080806

muted

#7B7B7A

Preview Lab

Preview with #403D33

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

Preview Lab → · Contrast checker → · Palette generator →