#42401A#42401A

#42401A is a dark, muted yellow. Relative luminance 0.049; OKLCH L 36.4% C 0.057 H 106.1°. Best body text is #FFFFFF at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#42401A
RGB	rgb(66, 64, 26)
HSL	hsl(57, 43%, 18%)
HSV	hsv(57, 61%, 26%)
CMYK	cmyk(0%, 3%, 60.6%, 74.1%)
CIE-LAB	lab(26.45, -5.26, 23.22)
CIE-LCH	lch(26.45, 23.80, 102.77°)
OKLab	oklab(36.41% -0.0157 0.0543)
OKLCH	oklch(36.41% 0.057 106.1)
XYZ	xyz(4.2667, 4.8997, 1.6981)
Luminance	0.0490 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42401A #1A1C42

analogous

#422C1A #42401A #30421A

triadic

#42401A #1A4240 #401A42

tetradic

#42401A #1A422C #1A1C42 #421A30

square

#42401A #1A422C #1A1C42 #421A30

split-complementary

#42401A #1A3042 #2C1A42

monochromatic

#161509 #161509 #42401A #6E6B2B #9A953D

Accessibility & contrast

On white

10.61

#42401A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#42401A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42401A

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42401A	#FFFFFF	#000000	##FFFFFF
##42401A	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)

#453E16

Deuteranopia (green-blind)

#463F1C

Tritanopia (blue-blind)

#473C37

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #42401a;
/* rgb */ color: rgb(66, 64, 26);
/* oklch */ color: oklch(36.4% 0.057 106.1);

Tailwind

colors: {
  custom: {
    50: '#787458',
    500: '#42401a',
    950: '#000000',
  },
}

SCSS

$custom: #42401a;
$custom-light: #787458;
$custom-dark: #000000;

JSON

{
  "hex": "#42401a",
  "rgb": {
    "r": 66,
    "g": 64,
    "b": 26
  },
  "hsl": {
    "h": 57,
    "s": 43.478,
    "l": 18.039
  },
  "oklch": {
    "l": 0.3641,
    "c": 0.05656,
    "h": 106.1
  },
  "luminance": 0.049
}

Semantic roles & 50–950 ramp

primary

#42401A

secondary

#404378

accent

#5BD355

background

#F7F7F5

surface

#EDEDE9

border

#C8C8C5

text

#090803

muted

#7B7B78

Preview Lab

Preview with #42401A

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

Preview Lab → · Contrast checker → · Palette generator →