#423D07#423D07

#423D07 is a dark, moderate yellow. Relative luminance 0.045; OKLCH L 35.4% C 0.070 H 103.8°. Best body text is #FFFFFF at 11.04:1 contrast (WCAG AA passes).

Color values

HEX	#423D07
RGB	rgb(66, 61, 7)
HSL	hsl(55, 81%, 14%)
HSV	hsv(55, 89%, 26%)
CMYK	cmyk(0%, 7.6%, 89.4%, 74.1%)
CIE-LAB	lab(25.29, -4.74, 31.26)
CIE-LCH	lch(25.29, 31.62, 98.63°)
OKLab	oklab(35.44% -0.0167 0.0679)
OKLCH	oklch(35.44% 0.07 103.8)
XYZ	xyz(3.9540, 4.5112, 0.8635)
Luminance	0.0451 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423D07 #070C42

analogous

#422007 #423D07 #2A4207

triadic

#423D07 #07423D #3D0742

tetradic

#423D07 #074220 #070C42 #42072A

square

#423D07 #074220 #070C42 #42072A

split-complementary

#423D07 #072A42 #200742

monochromatic

#1C1A03 #1C1A03 #423D07 #79700D #B1A313

Accessibility & contrast

On white

11.04

#423D07 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#423D07 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423D07

11.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423D07	#FFFFFF	#000000	##FFFFFF
##423D07	1.00	11.04	1.90	11.04
#FFFFFF	11.04	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443B00

Deuteranopia (green-blind)

#453D0B

Tritanopia (blue-blind)

#483833

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #423d07;
/* rgb */ color: rgb(66, 61, 7);
/* oklch */ color: oklch(35.4% 0.070 103.8);

Tailwind

colors: {
  custom: {
    50: '#79724c',
    500: '#423d07',
    950: '#000000',
  },
}

SCSS

$custom: #423d07;
$custom-light: #79724c;
$custom-dark: #000000;

JSON

{
  "hex": "#423d07",
  "rgb": {
    "r": 66,
    "g": 61,
    "b": 7
  },
  "hsl": {
    "h": 54.915,
    "s": 80.822,
    "l": 14.314
  },
  "oklch": {
    "l": 0.35437,
    "c": 0.06988,
    "h": 103.8
  },
  "luminance": 0.04511
}

Semantic roles & 50–950 ramp

primary

#423D07

secondary

#242C81

accent

#41F731

background

#F7F6F4

surface

#EEECE7

border

#C9C7C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #423D07

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

Preview Lab → · Contrast checker → · Palette generator →