#423A13#423A13

#423A13 is a dark, muted yellow. Relative luminance 0.042; OKLCH L 34.8% C 0.057 H 97.7°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#423A13
RGB	rgb(66, 58, 19)
HSL	hsl(50, 55%, 17%)
HSV	hsv(50, 71%, 26%)
CMYK	cmyk(0%, 12.1%, 71.2%, 74.1%)
CIE-LAB	lab(24.42, -2.11, 24.84)
CIE-LCH	lch(24.42, 24.93, 94.86°)
OKLab	oklab(34.78% -0.0077 0.0568)
OKLCH	oklch(34.78% 0.057 97.7)
XYZ	xyz(3.8775, 4.2316, 1.2285)
Luminance	0.0423 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423A13 #131B42

analogous

#422313 #423A13 #334213

triadic

#423A13 #13423A #3A1342

tetradic

#423A13 #134223 #131B42 #421333

square

#423A13 #134223 #131B42 #421333

split-complementary

#423A13 #133342 #231342

monochromatic

#181507 #181507 #423A13 #726421 #A18E2E

Accessibility & contrast

On white

11.37

#423A13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#423A13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423A13

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423A13	#FFFFFF	#000000	##FFFFFF
##423A13	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#40380F

Deuteranopia (green-blind)

#423B15

Tritanopia (blue-blind)

#483532

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #423a13;
/* rgb */ color: rgb(66, 58, 19);
/* oklch */ color: oklch(34.8% 0.057 97.7);

Tailwind

colors: {
  custom: {
    50: '#786f52',
    500: '#423a13',
    950: '#000000',
  },
}

SCSS

$custom: #423a13;
$custom-light: #786f52;
$custom-dark: #000000;

JSON

{
  "hex": "#423a13",
  "rgb": {
    "r": 66,
    "g": 58,
    "b": 19
  },
  "hsl": {
    "h": 49.787,
    "s": 55.294,
    "l": 16.667
  },
  "oklch": {
    "l": 0.34776,
    "c": 0.05727,
    "h": 97.7
  },
  "luminance": 0.04231
}

Semantic roles & 50–950 ramp

primary

#423A13

secondary

#36427B

accent

#63DF49

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #423A13

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

Preview Lab → · Contrast checker → · Palette generator →