#42391A#42391A

#42391A is a dark, muted yellow. Relative luminance 0.042; OKLCH L 34.6% C 0.049 H 93.5°. Best body text is #FFFFFF at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#42391A
RGB	rgb(66, 57, 26)
HSL	hsl(47, 43%, 18%)
HSV	hsv(47, 61%, 26%)
CMYK	cmyk(0%, 13.6%, 60.6%, 74.1%)
CIE-LAB	lab(24.19, -0.83, 20.57)
CIE-LCH	lch(24.19, 20.58, 92.32°)
OKLab	oklab(34.62% -0.003 0.0486)
OKLCH	oklch(34.62% 0.049 93.5)
XYZ	xyz(3.8965, 4.1593, 1.5747)
Luminance	0.0416 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42391A #1A2342

analogous

#42251A #42391A #37421A

triadic

#42391A #1A4239 #391A42

tetradic

#42391A #1A4225 #1A2342 #421A37

square

#42391A #1A4225 #1A2342 #421A37

split-complementary

#42391A #1A3742 #251A42

monochromatic

#161309 #161309 #42391A #6E5F2B #9A853D

Accessibility & contrast

On white

11.46

#42391A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#42391A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42391A

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42391A	#FFFFFF	#000000	##FFFFFF
##42391A	1.00	11.46	1.83	11.46
#FFFFFF	11.46	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3817

Deuteranopia (green-blind)

#413B1B

Tritanopia (blue-blind)

#473532

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #42391a;
/* rgb */ color: rgb(66, 57, 26);
/* oklch */ color: oklch(34.6% 0.049 93.5);

Tailwind

colors: {
  custom: {
    50: '#786f57',
    500: '#42391a',
    950: '#000000',
  },
}

SCSS

$custom: #42391a;
$custom-light: #786f57;
$custom-dark: #000000;

JSON

{
  "hex": "#42391a",
  "rgb": {
    "r": 66,
    "g": 57,
    "b": 26
  },
  "hsl": {
    "h": 46.5,
    "s": 43.478,
    "l": 18.039
  },
  "oklch": {
    "l": 0.34621,
    "c": 0.04867,
    "h": 93.5
  },
  "luminance": 0.04159
}

Semantic roles & 50–950 ramp

primary

#42391A

secondary

#404D78

accent

#71D355

background

#F7F6F5

surface

#EDECE9

border

#C8C7C5

text

#090703

muted

#7B7A78

Preview Lab

Preview with #42391A

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

Preview Lab → · Contrast checker → · Palette generator →