#40450D#40450D

#40450D is a dark, moderate yellow. Relative luminance 0.054; OKLCH L 37.4% C 0.076 H 114.6°. Best body text is #FFFFFF at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#40450D
RGB	rgb(64, 69, 13)
HSL	hsl(65, 68%, 16%)
HSV	hsv(65, 81%, 27%)
CMYK	cmyk(7.2%, 0%, 81.2%, 72.9%)
CIE-LAB	lab(27.78, -10.33, 31.09)
CIE-LCH	lch(27.78, 32.76, 108.38°)
OKLab	oklab(37.39% -0.0315 0.0689)
OKLCH	oklch(37.39% 0.076 114.6)
XYZ	xyz(4.3152, 5.3754, 1.1909)
Luminance	0.0537 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40450D #120D45

analogous

#452E0D #40450D #24450D

triadic

#40450D #0D4045 #450D40

tetradic

#40450D #0D452E #120D45 #450D24

square

#40450D #0D452E #120D45 #450D24

split-complementary

#40450D #0D2445 #2E0D45

monochromatic

#181A05 #181A05 #40450D #707817 #A0AC20

Accessibility & contrast

On white

10.12

#40450D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#40450D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40450D

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40450D	#FFFFFF	#000000	##FFFFFF
##40450D	1.00	10.12	2.08	10.12
#FFFFFF	10.12	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4104

Deuteranopia (green-blind)

#4A4212

Tritanopia (blue-blind)

#45403A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #40450d;
/* rgb */ color: rgb(64, 69, 13);
/* oklch */ color: oklch(37.4% 0.076 114.6);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#40450d",
  "rgb": {
    "r": 64,
    "g": 69,
    "b": 13
  },
  "hsl": {
    "h": 65.357,
    "s": 68.293,
    "l": 16.078
  },
  "oklch": {
    "l": 0.37386,
    "c": 0.07571,
    "h": 114.6
  },
  "luminance": 0.05375
}

Semantic roles & 50–950 ramp

primary

#40450D

secondary

#352D80

accent

#3DEB4C

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#090902

muted

#7B7B78

Preview Lab

Preview with #40450D

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

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