#423C2A#423C2A

#423C2A is a dark, muted yellow. Relative luminance 0.046; OKLCH L 35.7% C 0.030 H 91.8°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#423C2A
RGB	rgb(66, 60, 42)
HSL	hsl(45, 22%, 21%)
HSV	hsv(45, 36%, 26%)
CMYK	cmyk(0%, 9.1%, 36.4%, 74.1%)
CIE-LAB	lab(25.43, -0.70, 12.10)
CIE-LCH	lch(25.43, 12.12, 93.33°)
OKLab	oklab(35.7% -0.001 0.0303)
OKLCH	oklch(35.7% 0.03 91.8)
XYZ	xyz(4.2806, 4.5573, 2.8442)
Luminance	0.0456 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423C2A #2A3042

analogous

#42302A #423C2A #3C422A

triadic

#423C2A #2A423C #3C2A42

tetradic

#423C2A #2A4230 #2A3042 #422A3C

square

#423C2A #2A4230 #2A3042 #422A3C

split-complementary

#423C2A #2A3C42 #302A42

monochromatic

#13110C #1D1A12 #423C2A #675E42 #8D805A

Accessibility & contrast

On white

10.99

#423C2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#423C2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423C2A

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423C2A	#FFFFFF	#000000	##FFFFFF
##423C2A	1.00	10.99	1.91	10.99
#FFFFFF	10.99	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403B29

Deuteranopia (green-blind)

#413D2B

Tritanopia (blue-blind)

#463937

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #423c2a;
/* rgb */ color: rgb(66, 60, 42);
/* oklch */ color: oklch(35.7% 0.030 91.8);

Tailwind

colors: {
  custom: {
    50: '#777163',
    500: '#423c2a',
    950: '#000000',
  },
}

SCSS

$custom: #423c2a;
$custom-light: #777163;
$custom-dark: #000000;

JSON

{
  "hex": "#423c2a",
  "rgb": {
    "r": 66,
    "g": 60,
    "b": 42
  },
  "hsl": {
    "h": 45,
    "s": 22.222,
    "l": 21.176
  },
  "oklch": {
    "l": 0.35697,
    "c": 0.03034,
    "h": 91.8
  },
  "luminance": 0.04557
}

Semantic roles & 50–950 ramp

primary

#423C2A

secondary

#545C73

accent

#7EBF69

background

#F7F6F5

surface

#EDECEA

border

#C8C7C6

text

#080705

muted

#7B7A79

Preview Lab

Preview with #423C2A

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

Preview Lab → · Contrast checker → · Palette generator →