#423C07#423C07

#423C07 is a dark, moderate yellow. Relative luminance 0.044; OKLCH L 35.2% C 0.069 H 102.5°. Best body text is #FFFFFF at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#423C07
RGB	rgb(66, 60, 7)
HSL	hsl(54, 81%, 14%)
HSV	hsv(54, 89%, 26%)
CMYK	cmyk(0%, 9.1%, 89.4%, 74.1%)
CIE-LAB	lab(24.97, -4.12, 30.95)
CIE-LCH	lch(24.97, 31.22, 97.58°)
OKLab	oklab(35.18% -0.0149 0.0672)
OKLCH	oklch(35.18% 0.069 102.5)
XYZ	xyz(3.9012, 4.4055, 0.8458)
Luminance	0.0440 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423C07 #070D42

analogous

#421F07 #423C07 #2B4207

triadic

#423C07 #07423C #3C0742

tetradic

#423C07 #07421F #070D42 #42072B

square

#423C07 #07421F #070D42 #42072B

split-complementary

#423C07 #072B42 #1F0742

monochromatic

#1C1903 #1C1903 #423C07 #796E0D #B1A113

Accessibility & contrast

On white

11.16

#423C07 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#423C07 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423C07

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423C07	#FFFFFF	#000000	##FFFFFF
##423C07	1.00	11.16	1.88	11.16
#FFFFFF	11.16	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433A00

Deuteranopia (green-blind)

#443C0B

Tritanopia (blue-blind)

#483732

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #423c07;
/* rgb */ color: rgb(66, 60, 7);
/* oklch */ color: oklch(35.2% 0.069 102.5);

Tailwind

colors: {
  custom: {
    50: '#79714c',
    500: '#423c07',
    950: '#000000',
  },
}

SCSS

$custom: #423c07;
$custom-light: #79714c;
$custom-dark: #000000;

JSON

{
  "hex": "#423c07",
  "rgb": {
    "r": 66,
    "g": 60,
    "b": 7
  },
  "hsl": {
    "h": 53.898,
    "s": 80.822,
    "l": 14.314
  },
  "oklch": {
    "l": 0.35178,
    "c": 0.06888,
    "h": 102.5
  },
  "luminance": 0.04405
}

Semantic roles & 50–950 ramp

primary

#423C07

secondary

#242D81

accent

#45F731

background

#F7F6F4

surface

#EEECE7

border

#C9C7C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #423C07

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

Preview Lab → · Contrast checker → · Palette generator →