#423A07#423A07

#423A07 is a dark, moderate yellow. Relative luminance 0.042; OKLCH L 34.7% C 0.067 H 99.8°. Best body text is #FFFFFF at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#423A07
RGB	rgb(66, 58, 7)
HSL	hsl(52, 81%, 14%)
HSV	hsv(52, 89%, 26%)
CMYK	cmyk(0%, 12.1%, 89.4%, 74.1%)
CIE-LAB	lab(24.32, -2.85, 30.33)
CIE-LCH	lch(24.32, 30.46, 95.38°)
OKLab	oklab(34.66% -0.0114 0.066)
OKLCH	oklch(34.66% 0.067 99.8)
XYZ	xyz(3.7984, 4.1999, 0.8116)
Luminance	0.0420 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423A07 #070F42

analogous

#421D07 #423A07 #2D4207

triadic

#423A07 #07423A #3A0742

tetradic

#423A07 #07421D #070F42 #42072D

square

#423A07 #07421D #070F42 #42072D

split-complementary

#423A07 #072D42 #1D0742

monochromatic

#1C1803 #1C1803 #423A07 #796B0D #B19B13

Accessibility & contrast

On white

11.41

#423A07 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#423A07 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423A07

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423A07	#FFFFFF	#000000	##FFFFFF
##423A07	1.00	11.41	1.84	11.41
#FFFFFF	11.41	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413800

Deuteranopia (green-blind)

#433B0B

Tritanopia (blue-blind)

#483531

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #423a07;
/* rgb */ color: rgb(66, 58, 7);
/* oklch */ color: oklch(34.7% 0.067 99.8);

Tailwind

colors: {
  custom: {
    50: '#796f4c',
    500: '#423a07',
    950: '#000000',
  },
}

SCSS

$custom: #423a07;
$custom-light: #796f4c;
$custom-dark: #000000;

JSON

{
  "hex": "#423a07",
  "rgb": {
    "r": 66,
    "g": 58,
    "b": 7
  },
  "hsl": {
    "h": 51.864,
    "s": 80.822,
    "l": 14.314
  },
  "oklch": {
    "l": 0.34664,
    "c": 0.06698,
    "h": 99.8
  },
  "luminance": 0.042
}

Semantic roles & 50–950 ramp

primary

#423A07

secondary

#243081

accent

#4CF731

background

#F7F6F4

surface

#EEECE7

border

#C9C7C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #423A07

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

Preview Lab → · Contrast checker → · Palette generator →