#423809#423809

#423809 is a dark, moderate yellow. Relative luminance 0.040; OKLCH L 34.2% C 0.064 H 96.5°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#423809
RGB	rgb(66, 56, 9)
HSL	hsl(49, 76%, 15%)
HSV	hsv(49, 86%, 26%)
CMYK	cmyk(0%, 15.2%, 86.4%, 74.1%)
CIE-LAB	lab(23.69, -1.48, 28.89)
CIE-LCH	lch(23.69, 28.93, 92.92°)
OKLab	oklab(34.17% -0.0072 0.0634)
OKLCH	oklch(34.17% 0.064 96.5)
XYZ	xyz(3.7104, 4.0065, 0.8363)
Luminance	0.0401 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423809 #091342

analogous

#421C09 #423809 #304209

triadic

#423809 #094238 #380942

tetradic

#423809 #09421C #091342 #420930

square

#423809 #09421C #091342 #420930

split-complementary

#423809 #093042 #1C0942

monochromatic

#1B1704 #1B1704 #423809 #786610 #AE9318

Accessibility & contrast

On white

11.66

#423809 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#423809 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423809

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423809	#FFFFFF	#000000	##FFFFFF
##423809	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3703

Deuteranopia (green-blind)

#413A0C

Tritanopia (blue-blind)

#48332F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #423809;
/* rgb */ color: rgb(66, 56, 9);
/* oklch */ color: oklch(34.2% 0.064 96.5);

Tailwind

colors: {
  custom: {
    50: '#796e4c',
    500: '#423809',
    950: '#000000',
  },
}

SCSS

$custom: #423809;
$custom-light: #796e4c;
$custom-dark: #000000;

JSON

{
  "hex": "#423809",
  "rgb": {
    "r": 66,
    "g": 56,
    "b": 9
  },
  "hsl": {
    "h": 49.474,
    "s": 76,
    "l": 14.706
  },
  "oklch": {
    "l": 0.3417,
    "c": 0.0638,
    "h": 96.5
  },
  "luminance": 0.04006
}

Semantic roles & 50–950 ramp

primary

#423809

secondary

#273780

accent

#56F335

background

#F7F6F4

surface

#EEEBE7

border

#C9C6C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #423809

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

Preview Lab → · Contrast checker → · Palette generator →