#423C11#423C11

#423C11 is a dark, moderate yellow. Relative luminance 0.044; OKLCH L 35.3% C 0.061 H 101.3°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#423C11
RGB	rgb(66, 60, 17)
HSL	hsl(53, 59%, 16%)
HSV	hsv(53, 74%, 26%)
CMYK	cmyk(0%, 9.1%, 74.2%, 74.1%)
CIE-LAB	lab(25.05, -3.53, 26.55)
CIE-LCH	lch(25.05, 26.79, 97.58°)
OKLab	oklab(35.26% -0.012 0.06)
OKLCH	oklch(35.26% 0.061 101.3)
XYZ	xyz(3.9640, 4.4306, 1.1766)
Luminance	0.0443 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423C11 #111742

analogous

#422411 #423C11 #304211

triadic

#423C11 #11423C #3C1142

tetradic

#423C11 #114224 #111742 #421130

square

#423C11 #114224 #111742 #421130

split-complementary

#423C11 #113042 #241142

monochromatic

#181606 #181606 #423C11 #73681E #A3942A

Accessibility & contrast

On white

11.13

#423C11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#423C11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423C11

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423C11	#FFFFFF	#000000	##FFFFFF
##423C11	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423A0C

Deuteranopia (green-blind)

#443C13

Tritanopia (blue-blind)

#483733

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #423c11;
/* rgb */ color: rgb(66, 60, 17);
/* oklch */ color: oklch(35.3% 0.061 101.3);

Tailwind

colors: {
  custom: {
    50: '#787151',
    500: '#423c11',
    950: '#000000',
  },
}

SCSS

$custom: #423c11;
$custom-light: #787151;
$custom-dark: #000000;

JSON

{
  "hex": "#423c11",
  "rgb": {
    "r": 66,
    "g": 60,
    "b": 17
  },
  "hsl": {
    "h": 52.653,
    "s": 59.036,
    "l": 16.275
  },
  "oklch": {
    "l": 0.35264,
    "c": 0.06121,
    "h": 101.3
  },
  "luminance": 0.0443
}

Semantic roles & 50–950 ramp

primary

#423C11

secondary

#333C7C

accent

#59E246

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #423C11

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

Preview Lab → · Contrast checker → · Palette generator →