#423D0F#423D0F

#423D0F is a dark, moderate yellow. Relative luminance 0.045; OKLCH L 35.5% C 0.064 H 103.1°. Best body text is #FFFFFF at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#423D0F
RGB	rgb(66, 61, 15)
HSL	hsl(54, 63%, 16%)
HSV	hsv(54, 77%, 26%)
CMYK	cmyk(0%, 7.6%, 77.3%, 74.1%)
CIE-LAB	lab(25.35, -4.30, 27.86)
CIE-LCH	lch(25.35, 28.19, 98.77°)
OKLab	oklab(35.5% -0.0145 0.0624)
OKLCH	oklch(35.5% 0.064 103.1)
XYZ	xyz(4.0019, 4.5304, 1.1155)
Luminance	0.0453 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423D0F #0F1442

analogous

#42230F #423D0F #2D420F

triadic

#423D0F #0F423D #3D0F42

tetradic

#423D0F #0F4223 #0F1442 #420F2D

square

#423D0F #0F4223 #0F1442 #420F2D

split-complementary

#423D0F #0F2D42 #230F42

monochromatic

#191706 #191706 #423D0F #746B1A #A69926

Accessibility & contrast

On white

11.02

#423D0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#423D0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423D0F

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423D0F	#FFFFFF	#000000	##FFFFFF
##423D0F	1.00	11.02	1.91	11.02
#FFFFFF	11.02	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433B08

Deuteranopia (green-blind)

#453D12

Tritanopia (blue-blind)

#483834

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #423d0f;
/* rgb */ color: rgb(66, 61, 15);
/* oklch */ color: oklch(35.5% 0.064 103.1);

Tailwind

colors: {
  custom: {
    50: '#787250',
    500: '#423d0f',
    950: '#000000',
  },
}

SCSS

$custom: #423d0f;
$custom-light: #787250;
$custom-dark: #000000;

JSON

{
  "hex": "#423d0f",
  "rgb": {
    "r": 66,
    "g": 61,
    "b": 15
  },
  "hsl": {
    "h": 54.118,
    "s": 62.963,
    "l": 15.882
  },
  "oklch": {
    "l": 0.35502,
    "c": 0.06403,
    "h": 103.1
  },
  "luminance": 0.0453
}

Semantic roles & 50–950 ramp

primary

#423D0F

secondary

#30387C

accent

#52E642

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #423D0F

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

Preview Lab → · Contrast checker → · Palette generator →