#403D2E#403D2E

#403D2E is a dark, muted yellow. Relative luminance 0.046; OKLCH L 35.8% C 0.025 H 98.0°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#403D2E
RGB	rgb(64, 61, 46)
HSL	hsl(50, 16%, 22%)
HSV	hsv(50, 28%, 25%)
CMYK	cmyk(0%, 4.7%, 28.1%, 74.9%)
CIE-LAB	lab(25.64, -1.64, 9.74)
CIE-LCH	lch(25.64, 9.88, 99.57°)
OKLab	oklab(35.84% -0.0035 0.0247)
OKLCH	oklch(35.84% 0.025 98)
XYZ	xyz(4.2762, 4.6248, 3.2516)
Luminance	0.0462 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403D2E #2E3140

analogous

#40342E #403D2E #3A402E

triadic

#403D2E #2E403D #3D2E40

tetradic

#403D2E #2E4034 #2E3140 #402E3A

square

#403D2E #2E4034 #2E3140 #402E3A

split-complementary

#403D2E #2E3A40 #342E40

monochromatic

#12110D #1C1B14 #403D2E #645F48 #878161

Accessibility & contrast

On white

10.91

#403D2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#403D2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403D2E

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403D2E	#FFFFFF	#000000	##FFFFFF
##403D2E	1.00	10.91	1.93	10.91
#FFFFFF	10.91	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403C2D

Deuteranopia (green-blind)

#413D2E

Tritanopia (blue-blind)

#433B39

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #403d2e;
/* rgb */ color: rgb(64, 61, 46);
/* oklch */ color: oklch(35.8% 0.025 98.0);

Tailwind

colors: {
  custom: {
    50: '#757266',
    500: '#403d2e',
    950: '#000000',
  },
}

SCSS

$custom: #403d2e;
$custom-light: #757266;
$custom-dark: #000000;

JSON

{
  "hex": "#403d2e",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 46
  },
  "hsl": {
    "h": 50,
    "s": 16.364,
    "l": 21.569
  },
  "oklch": {
    "l": 0.35838,
    "c": 0.02498,
    "h": 98
  },
  "luminance": 0.04625
}

Semantic roles & 50–950 ramp

primary

#403D2E

secondary

#595D70

accent

#7BB96F

background

#F7F6F6

surface

#EDECEB

border

#C8C7C6

text

#080806

muted

#7B7B7A

Preview Lab

Preview with #403D2E

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

Preview Lab → · Contrast checker → · Palette generator →