#423C0C#423C0C

#423C0C is a dark, moderate yellow. Relative luminance 0.044; OKLCH L 35.2% C 0.065 H 102.0°. Best body text is #FFFFFF at 11.15:1 contrast (WCAG AA passes).

Color values

HEX	#423C0C
RGB	rgb(66, 60, 12)
HSL	hsl(53, 69%, 15%)
HSV	hsv(53, 82%, 26%)
CMYK	cmyk(0%, 9.1%, 81.8%, 74.1%)
CIE-LAB	lab(25.00, -3.85, 28.91)
CIE-LCH	lch(25.00, 29.16, 97.60°)
OKLab	oklab(35.22% -0.0136 0.064)
OKLCH	oklch(35.22% 0.065 102)
XYZ	xyz(3.9292, 4.4167, 0.9933)
Luminance	0.0442 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423C0C #0C1242

analogous

#42210C #423C0C #2D420C

triadic

#423C0C #0C423C #3C0C42

tetradic

#423C0C #0C4221 #0C1242 #420C2D

square

#423C0C #0C4221 #0C1242 #420C2D

split-complementary

#423C0C #0C2D42 #210C42

monochromatic

#1A1805 #1A1805 #423C0C #766B15 #AA9A1F

Accessibility & contrast

On white

11.15

#423C0C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#423C0C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423C0C

11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423C0C	#FFFFFF	#000000	##FFFFFF
##423C0C	1.00	11.15	1.88	11.15
#FFFFFF	11.15	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423A05

Deuteranopia (green-blind)

#443C0F

Tritanopia (blue-blind)

#483733

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #423c0c;
/* rgb */ color: rgb(66, 60, 12);
/* oklch */ color: oklch(35.2% 0.065 102.0);

Tailwind

colors: {
  custom: {
    50: '#79714f',
    500: '#423c0c',
    950: '#000000',
  },
}

SCSS

$custom: #423c0c;
$custom-light: #79714f;
$custom-dark: #000000;

JSON

{
  "hex": "#423c0c",
  "rgb": {
    "r": 66,
    "g": 60,
    "b": 12
  },
  "hsl": {
    "h": 53.333,
    "s": 69.231,
    "l": 15.294
  },
  "oklch": {
    "l": 0.35217,
    "c": 0.06538,
    "h": 102
  },
  "luminance": 0.04417
}

Semantic roles & 50–950 ramp

primary

#423C0C

secondary

#2C357E

accent

#4FEC3C

background

#F7F6F4

surface

#EEECE7

border

#C9C7C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #423C0C

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

Preview Lab → · Contrast checker → · Palette generator →