#40330A#40330A

#40330A is a dark, muted yellow. Relative luminance 0.035; OKLCH L 32.7% C 0.059 H 90.6°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#40330A
RGB	rgb(64, 51, 10)
HSL	hsl(46, 73%, 15%)
HSV	hsv(46, 84%, 25%)
CMYK	cmyk(0%, 20.3%, 84.4%, 74.9%)
CIE-LAB	lab(21.87, 0.75, 26.52)
CIE-LCH	lch(21.87, 26.53, 88.38°)
OKLab	oklab(32.68% -0.0006 0.0589)
OKLCH	oklch(32.68% 0.059 90.6)
XYZ	xyz(3.3532, 3.4798, 0.7821)
Luminance	0.0348 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40330A #0A1740

analogous

#40180A #40330A #32400A

triadic

#40330A #0A4033 #330A40

tetradic

#40330A #0A4018 #0A1740 #400A32

square

#40330A #0A4018 #0A1740 #400A32

split-complementary

#40330A #0A3240 #180A40

monochromatic

#1A1504 #1A1504 #40330A #755D12 #AA871B

Accessibility & contrast

On white

12.38

#40330A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#40330A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40330A

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40330A	#FFFFFF	#000000	##FFFFFF
##40330A	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3205

Deuteranopia (green-blind)

#3D360C

Tritanopia (blue-blind)

#462E2B

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #40330a;
/* rgb */ color: rgb(64, 51, 10);
/* oklch */ color: oklch(32.7% 0.059 90.6);

Tailwind

colors: {
  custom: {
    50: '#776a4c',
    500: '#40330a',
    950: '#000000',
  },
}

SCSS

$custom: #40330a;
$custom-light: #776a4c;
$custom-dark: #000000;

JSON

{
  "hex": "#40330a",
  "rgb": {
    "r": 64,
    "g": 51,
    "b": 10
  },
  "hsl": {
    "h": 45.556,
    "s": 72.973,
    "l": 14.51
  },
  "oklch": {
    "l": 0.32678,
    "c": 0.05892,
    "h": 90.6
  },
  "luminance": 0.0348
}

Semantic roles & 50–950 ramp

primary

#40330A

secondary

#293D7D

accent

#64F038

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#090601

muted

#7B7A77

Preview Lab

Preview with #40330A

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

Preview Lab → · Contrast checker → · Palette generator →