#40450C#40450C

#40450C is a dark, moderate yellow. Relative luminance 0.054; OKLCH L 37.4% C 0.076 H 114.5°. Best body text is #FFFFFF at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#40450C
RGB	rgb(64, 69, 12)
HSL	hsl(65, 70%, 16%)
HSV	hsv(65, 83%, 27%)
CMYK	cmyk(7.2%, 0%, 82.6%, 72.9%)
CIE-LAB	lab(27.77, -10.39, 31.49)
CIE-LCH	lch(27.77, 33.16, 108.25°)
OKLab	oklab(37.38% -0.0317 0.0695)
OKLCH	oklch(37.38% 0.076 114.5)
XYZ	xyz(4.3090, 5.3729, 1.1578)
Luminance	0.0537 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40450C #110C45

analogous

#452D0C #40450C #23450C

triadic

#40450C #0C4045 #450C40

tetradic

#40450C #0C452D #110C45 #450C23

square

#40450C #0C452D #110C45 #450C23

split-complementary

#40450C #0C2345 #2D0C45

monochromatic

#181A05 #181A05 #40450C #707915 #A1AD1E

Accessibility & contrast

On white

10.12

#40450C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#40450C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40450C

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40450C	#FFFFFF	#000000	##FFFFFF
##40450C	1.00	10.12	2.07	10.12
#FFFFFF	10.12	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4103

Deuteranopia (green-blind)

#4A4211

Tritanopia (blue-blind)

#45403A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #40450c;
/* rgb */ color: rgb(64, 69, 12);
/* oklch */ color: oklch(37.4% 0.076 114.5);

Tailwind

colors: {
  custom: {
    50: '#777850',
    500: '#40450c',
    950: '#000000',
  },
}

SCSS

$custom: #40450c;
$custom-light: #777850;
$custom-dark: #000000;

JSON

{
  "hex": "#40450c",
  "rgb": {
    "r": 64,
    "g": 69,
    "b": 12
  },
  "hsl": {
    "h": 65.263,
    "s": 70.37,
    "l": 15.882
  },
  "oklch": {
    "l": 0.37378,
    "c": 0.0764,
    "h": 114.5
  },
  "luminance": 0.05373
}

Semantic roles & 50–950 ramp

primary

#40450C

secondary

#332C81

accent

#3BED4A

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#090902

muted

#7B7B78

Preview Lab

Preview with #40450C

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

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