#423C0A#423C0A

#423C0A is a dark, moderate yellow. Relative luminance 0.044; OKLCH L 35.2% C 0.067 H 102.2°. Best body text is #FFFFFF at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#423C0A
RGB	rgb(66, 60, 10)
HSL	hsl(54, 74%, 15%)
HSV	hsv(54, 85%, 26%)
CMYK	cmyk(0%, 9.1%, 84.8%, 74.1%)
CIE-LAB	lab(24.99, -3.96, 29.75)
CIE-LCH	lch(24.99, 30.01, 97.59°)
OKLab	oklab(35.2% -0.0141 0.0653)
OKLCH	oklch(35.2% 0.067 102.2)
XYZ	xyz(3.9176, 4.4121, 0.9324)
Luminance	0.0441 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423C0A #0A1042

analogous

#42200A #423C0A #2C420A

triadic

#423C0A #0A423C #3C0A42

tetradic

#423C0A #0A4220 #0A1042 #420A2C

square

#423C0A #0A4220 #0A1042 #420A2C

split-complementary

#423C0A #0A2C42 #200A42

monochromatic

#1B1804 #1B1804 #423C0A #776C12 #AC9D1A

Accessibility & contrast

On white

11.16

#423C0A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#423C0A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423C0A

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423C0A	#FFFFFF	#000000	##FFFFFF
##423C0A	1.00	11.16	1.88	11.16
#FFFFFF	11.16	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423A03

Deuteranopia (green-blind)

#443C0E

Tritanopia (blue-blind)

#483732

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #423c0a;
/* rgb */ color: rgb(66, 60, 10);
/* oklch */ color: oklch(35.2% 0.067 102.2);

Tailwind

colors: {
  custom: {
    50: '#79714d',
    500: '#423c0a',
    950: '#000000',
  },
}

SCSS

$custom: #423c0a;
$custom-light: #79714d;
$custom-dark: #000000;

JSON

{
  "hex": "#423c0a",
  "rgb": {
    "r": 66,
    "g": 60,
    "b": 10
  },
  "hsl": {
    "h": 53.571,
    "s": 73.684,
    "l": 14.902
  },
  "oklch": {
    "l": 0.35201,
    "c": 0.06681,
    "h": 102.2
  },
  "luminance": 0.04412
}

Semantic roles & 50–950 ramp

primary

#423C0A

secondary

#29327F

accent

#4BF037

background

#F7F6F4

surface

#EEECE7

border

#C9C7C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #423C0A

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

Preview Lab → · Contrast checker → · Palette generator →