#40470A#40470A

#40470A is a dark, moderate yellow. Relative luminance 0.056; OKLCH L 37.9% C 0.080 H 116.2°. Best body text is #FFFFFF at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#40470A
RGB	rgb(64, 71, 10)
HSL	hsl(67, 75%, 16%)
HSV	hsv(67, 86%, 28%)
CMYK	cmyk(9.9%, 0%, 85.9%, 72.2%)
CIE-LAB	lab(28.43, -11.67, 32.87)
CIE-LCH	lch(28.43, 34.87, 109.54°)
OKLab	oklab(37.9% -0.0355 0.072)
OKLCH	oklch(37.9% 0.08 116.2)
XYZ	xyz(4.4225, 5.6184, 1.1386)
Luminance	0.0562 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40470A #110A47

analogous

#472F0A #40470A #21470A

triadic

#40470A #0A4047 #470A40

tetradic

#40470A #0A472F #110A47 #470A21

square

#40470A #0A472F #110A47 #470A21

split-complementary

#40470A #0A2147 #2F0A47

monochromatic

#181B04 #181B04 #40470A #707D12 #A1B219

Accessibility & contrast

On white

9.89

#40470A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#40470A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40470A

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40470A	#FFFFFF	#000000	##FFFFFF
##40470A	1.00	9.89	2.12	9.89
#FFFFFF	9.89	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4300

Deuteranopia (green-blind)

#4C4310

Tritanopia (blue-blind)

#45423C

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #40470a;
/* rgb */ color: rgb(64, 71, 10);
/* oklch */ color: oklch(37.9% 0.080 116.2);

Tailwind

colors: {
  custom: {
    50: '#777a4f',
    500: '#40470a',
    950: '#000000',
  },
}

SCSS

$custom: #40470a;
$custom-light: #777a4f;
$custom-dark: #000000;

JSON

{
  "hex": "#40470a",
  "rgb": {
    "r": 64,
    "g": 71,
    "b": 10
  },
  "hsl": {
    "h": 66.885,
    "s": 75.309,
    "l": 15.882
  },
  "oklch": {
    "l": 0.37902,
    "c": 0.08027,
    "h": 116.2
  },
  "luminance": 0.05618
}

Semantic roles & 50–950 ramp

primary

#40470A

secondary

#332984

accent

#36F24B

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#090902

muted

#7B7B78

Preview Lab

Preview with #40470A

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

Preview Lab → · Contrast checker → · Palette generator →