#423A0C#423A0C

#423A0C is a dark, moderate yellow. Relative luminance 0.042; OKLCH L 34.7% C 0.063 H 99.1°. Best body text is #FFFFFF at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#423A0C
RGB	rgb(66, 58, 12)
HSL	hsl(51, 69%, 15%)
HSV	hsv(51, 82%, 26%)
CMYK	cmyk(0%, 12.1%, 81.8%, 74.1%)
CIE-LAB	lab(24.36, -2.59, 28.28)
CIE-LCH	lch(24.36, 28.40, 95.23°)
OKLab	oklab(34.7% -0.01 0.0626)
OKLCH	oklch(34.7% 0.063 99.1)
XYZ	xyz(3.8264, 4.2111, 0.9590)
Luminance	0.0421 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423A0C #0C1442

analogous

#421F0C #423A0C #2F420C

triadic

#423A0C #0C423A #3A0C42

tetradic

#423A0C #0C421F #0C1442 #420C2F

square

#423A0C #0C421F #0C1442 #420C2F

split-complementary

#423A0C #0C2F42 #1F0C42

monochromatic

#1A1705 #1A1705 #423A0C #766815 #AA951F

Accessibility & contrast

On white

11.40

#423A0C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#423A0C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423A0C

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423A0C	#FFFFFF	#000000	##FFFFFF
##423A0C	1.00	11.40	1.84	11.40
#FFFFFF	11.40	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413805

Deuteranopia (green-blind)

#433B0F

Tritanopia (blue-blind)

#483531

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #423a0c;
/* rgb */ color: rgb(66, 58, 12);
/* oklch */ color: oklch(34.7% 0.063 99.1);

Tailwind

colors: {
  custom: {
    50: '#796f4e',
    500: '#423a0c',
    950: '#000000',
  },
}

SCSS

$custom: #423a0c;
$custom-light: #796f4e;
$custom-dark: #000000;

JSON

{
  "hex": "#423a0c",
  "rgb": {
    "r": 66,
    "g": 58,
    "b": 12
  },
  "hsl": {
    "h": 51.111,
    "s": 69.231,
    "l": 15.294
  },
  "oklch": {
    "l": 0.34704,
    "c": 0.06342,
    "h": 99.1
  },
  "luminance": 0.04211
}

Semantic roles & 50–950 ramp

primary

#423A0C

secondary

#2C387E

accent

#56EC3C

background

#F7F6F4

surface

#EEECE7

border

#C9C7C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #423A0C

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

Preview Lab → · Contrast checker → · Palette generator →