#403303#403303

#403303 is a dark, moderate yellow. Relative luminance 0.035; OKLCH L 32.6% C 0.064 H 92.5°. Best body text is #FFFFFF at 12.41:1 contrast (WCAG AA passes).

Color values

HEX	#403303
RGB	rgb(64, 51, 3)
HSL	hsl(47, 91%, 13%)
HSV	hsv(47, 95%, 25%)
CMYK	cmyk(0%, 20.3%, 95.3%, 74.9%)
CIE-LAB	lab(21.82, 0.36, 29.31)
CIE-LCH	lch(21.82, 29.32, 89.29°)
OKLab	oklab(32.62% -0.0028 0.0642)
OKLCH	oklch(32.62% 0.064 92.5)
XYZ	xyz(3.3148, 3.4644, 0.5802)
Luminance	0.0346 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403303 #031040

analogous

#401403 #403303 #2E4003

triadic

#403303 #034033 #330340

tetradic

#403303 #034014 #031040 #40032E

square

#403303 #034014 #031040 #40032E

split-complementary

#403303 #032E40 #140340

monochromatic

#1D1701 #1D1701 #403303 #7A6206 #B59008

Accessibility & contrast

On white

12.41

#403303 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#403303 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403303

12.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403303	#FFFFFF	#000000	##FFFFFF
##403303	1.00	12.41	1.69	12.41
#FFFFFF	12.41	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3200

Deuteranopia (green-blind)

#3D3606

Tritanopia (blue-blind)

#462E2A

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #403303;
/* rgb */ color: rgb(64, 51, 3);
/* oklch */ color: oklch(32.6% 0.064 92.5);

Tailwind

colors: {
  custom: {
    50: '#786a49',
    500: '#403303',
    950: '#000000',
  },
}

SCSS

$custom: #403303;
$custom-light: #786a49;
$custom-dark: #000000;

JSON

{
  "hex": "#403303",
  "rgb": {
    "r": 64,
    "g": 51,
    "b": 3
  },
  "hsl": {
    "h": 47.213,
    "s": 91.045,
    "l": 13.137
  },
  "oklch": {
    "l": 0.32616,
    "c": 0.0643,
    "h": 92.5
  },
  "luminance": 0.03464
}

Semantic roles & 50–950 ramp

primary

#403303

secondary

#1D3282

accent

#56FF29

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#090601

muted

#7B7A77

Preview Lab

Preview with #403303

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

Preview Lab → · Contrast checker → · Palette generator →