#423D11#423D11

#423D11 is a dark, moderate yellow. Relative luminance 0.045; OKLCH L 35.5% C 0.062 H 102.8°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#423D11
RGB	rgb(66, 61, 17)
HSL	hsl(54, 59%, 16%)
HSV	hsv(54, 74%, 26%)
CMYK	cmyk(0%, 7.6%, 74.2%, 74.1%)
CIE-LAB	lab(25.37, -4.16, 26.89)
CIE-LCH	lch(25.37, 27.21, 98.80°)
OKLab	oklab(35.52% -0.0138 0.0607)
OKLCH	oklch(35.52% 0.062 102.8)
XYZ	xyz(4.0168, 4.5364, 1.1942)
Luminance	0.0454 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423D11 #111642

analogous

#422511 #423D11 #2F4211

triadic

#423D11 #11423D #3D1142

tetradic

#423D11 #114225 #111642 #42112F

square

#423D11 #114225 #111642 #42112F

split-complementary

#423D11 #112F42 #251142

monochromatic

#181606 #181606 #423D11 #736A1E #A3972A

Accessibility & contrast

On white

11.01

#423D11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#423D11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423D11

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423D11	#FFFFFF	#000000	##FFFFFF
##423D11	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433B0B

Deuteranopia (green-blind)

#453D14

Tritanopia (blue-blind)

#473834

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #423d11;
/* rgb */ color: rgb(66, 61, 17);
/* oklch */ color: oklch(35.5% 0.062 102.8);

Tailwind

colors: {
  custom: {
    50: '#787252',
    500: '#423d11',
    950: '#000000',
  },
}

SCSS

$custom: #423d11;
$custom-light: #787252;
$custom-dark: #000000;

JSON

{
  "hex": "#423d11",
  "rgb": {
    "r": 66,
    "g": 61,
    "b": 17
  },
  "hsl": {
    "h": 53.878,
    "s": 59.036,
    "l": 16.275
  },
  "oklch": {
    "l": 0.35522,
    "c": 0.06229,
    "h": 102.8
  },
  "luminance": 0.04536
}

Semantic roles & 50–950 ramp

primary

#423D11

secondary

#333B7C

accent

#56E246

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #423D11

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

Preview Lab → · Contrast checker → · Palette generator →