#40410B#40410B

#40410B is a dark, moderate yellow. Relative luminance 0.049; OKLCH L 36.3% C 0.072 H 110.6°. Best body text is #FFFFFF at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#40410B
RGB	rgb(64, 65, 11)
HSL	hsl(61, 71%, 15%)
HSV	hsv(61, 83%, 25%)
CMYK	cmyk(1.5%, 0%, 83.1%, 74.5%)
CIE-LAB	lab(26.43, -8.04, 30.63)
CIE-LCH	lch(26.43, 31.67, 104.72°)
OKLab	oklab(36.3% -0.0253 0.0675)
OKLCH	oklch(36.3% 0.072 110.6)
XYZ	xyz(4.0652, 4.8949, 1.0472)
Luminance	0.0490 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40410B #0C0B41

analogous

#41270B #40410B #25410B

triadic

#40410B #0B4041 #410B40

tetradic

#40410B #0B4127 #0C0B41 #410B25

square

#40410B #0B4127 #0C0B41 #410B25

split-complementary

#40410B #0B2541 #270B41

monochromatic

#1A1A04 #1A1A04 #40410B #747514 #A7AA1D

Accessibility & contrast

On white

10.61

#40410B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#40410B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40410B

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40410B	#FFFFFF	#000000	##FFFFFF
##40410B	1.00	10.61	1.98	10.61
#FFFFFF	10.61	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473E03

Deuteranopia (green-blind)

#473F0F

Tritanopia (blue-blind)

#453C37

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #40410b;
/* rgb */ color: rgb(64, 65, 11);
/* oklch */ color: oklch(36.3% 0.072 110.6);

Tailwind

colors: {
  custom: {
    50: '#77754f',
    500: '#40410b',
    950: '#000000',
  },
}

SCSS

$custom: #40410b;
$custom-light: #77754f;
$custom-dark: #000000;

JSON

{
  "hex": "#40410b",
  "rgb": {
    "r": 64,
    "g": 65,
    "b": 11
  },
  "hsl": {
    "h": 61.111,
    "s": 71.053,
    "l": 14.902
  },
  "oklch": {
    "l": 0.36304,
    "c": 0.07206,
    "h": 110.6
  },
  "luminance": 0.04895
}

Semantic roles & 50–950 ramp

primary

#40410B

secondary

#2C2A7E

accent

#3AEE3D

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#090802

muted

#7B7B78

Preview Lab

Preview with #40410B

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

Preview Lab → · Contrast checker → · Palette generator →