#42491C#42491C

#42491C is a dark, moderate yellow. Relative luminance 0.060; OKLCH L 38.8% C 0.067 H 117.0°. Best body text is #FFFFFF at 9.54:1 contrast (WCAG AA passes).

Color values

HEX	#42491C
RGB	rgb(66, 73, 28)
HSL	hsl(69, 45%, 20%)
HSV	hsv(69, 62%, 29%)
CMYK	cmyk(9.6%, 0%, 61.6%, 71.4%)
CIE-LAB	lab(29.43, -10.51, 25.53)
CIE-LCH	lch(29.43, 27.61, 112.37°)
OKLab	oklab(38.8% -0.0303 0.0596)
OKLCH	oklch(38.8% 0.067 117)
XYZ	xyz(4.8390, 6.0072, 2.0030)
Luminance	0.0601 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42491C #231C49

analogous

#49391C #42491C #2C491C

triadic

#42491C #1C4249 #491C42

tetradic

#42491C #1C4939 #231C49 #491C2C

square

#42491C #1C4939 #231C49 #491C2C

split-complementary

#42491C #1C2C49 #391C49

monochromatic

#141608 #1A1D0B #42491C #6A752D #92A13E

Accessibility & contrast

On white

9.54

#42491C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#42491C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42491C

9.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42491C	#FFFFFF	#000000	##FFFFFF
##42491C	1.00	9.54	2.20	9.54
#FFFFFF	9.54	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4517

Deuteranopia (green-blind)

#4D461F

Tritanopia (blue-blind)

#46453F

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #42491c;
/* rgb */ color: rgb(66, 73, 28);
/* oklch */ color: oklch(38.8% 0.067 117.0);

Tailwind

colors: {
  custom: {
    50: '#787b5a',
    500: '#42491c',
    950: '#000000',
  },
}

SCSS

$custom: #42491c;
$custom-light: #787b5a;
$custom-dark: #000000;

JSON

{
  "hex": "#42491c",
  "rgb": {
    "r": 66,
    "g": 73,
    "b": 28
  },
  "hsl": {
    "h": 69.333,
    "s": 44.554,
    "l": 19.804
  },
  "oklch": {
    "l": 0.38801,
    "c": 0.06686,
    "h": 117
  },
  "luminance": 0.06007
}

Semantic roles & 50–950 ramp

primary

#42491C

secondary

#4C427E

accent

#54D468

background

#F7F7F5

surface

#EDEDE9

border

#C8C8C5

text

#090904

muted

#7B7B79

Preview Lab

Preview with #42491C

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

Preview Lab → · Contrast checker → · Palette generator →