#423C28#423C28

#423C28 is a dark, muted yellow. Relative luminance 0.045; OKLCH L 35.6% C 0.033 H 93.4°. Best body text is #FFFFFF at 11.00:1 contrast (WCAG AA passes).

Color values

HEX	#423C28
RGB	rgb(66, 60, 40)
HSL	hsl(46, 25%, 21%)
HSV	hsv(46, 39%, 26%)
CMYK	cmyk(0%, 9.1%, 39.4%, 74.1%)
CIE-LAB	lab(25.39, -1.01, 13.33)
CIE-LCH	lch(25.39, 13.37, 94.31°)
OKLab	oklab(35.65% -0.002 0.0332)
OKLCH	oklch(35.65% 0.033 93.4)
XYZ	xyz(4.2457, 4.5433, 2.6604)
Luminance	0.0454 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423C28 #282E42

analogous

#422F28 #423C28 #3B4228

triadic

#423C28 #28423C #3C2842

tetradic

#423C28 #28422F #282E42 #42283B

square

#423C28 #28422F #282E42 #42283B

split-complementary

#423C28 #283B42 #2F2842

monochromatic

#13110C #1C1911 #423C28 #685F3F #8E8156

Accessibility & contrast

On white

11.00

#423C28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#423C28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423C28

11.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423C28	#FFFFFF	#000000	##FFFFFF
##423C28	1.00	11.00	1.91	11.00
#FFFFFF	11.00	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403B27

Deuteranopia (green-blind)

#423D29

Tritanopia (blue-blind)

#463937

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #423c28;
/* rgb */ color: rgb(66, 60, 40);
/* oklch */ color: oklch(35.6% 0.033 93.4);

Tailwind

colors: {
  custom: {
    50: '#777162',
    500: '#423c28',
    950: '#000000',
  },
}

SCSS

$custom: #423c28;
$custom-light: #777162;
$custom-dark: #000000;

JSON

{
  "hex": "#423c28",
  "rgb": {
    "r": 66,
    "g": 60,
    "b": 40
  },
  "hsl": {
    "h": 46.154,
    "s": 24.528,
    "l": 20.784
  },
  "oklch": {
    "l": 0.3565,
    "c": 0.03323,
    "h": 93.4
  },
  "luminance": 0.04543
}

Semantic roles & 50–950 ramp

primary

#423C28

secondary

#525A74

accent

#7CC167

background

#F7F6F5

surface

#EDECEA

border

#C8C7C6

text

#080705

muted

#7B7A79

Preview Lab

Preview with #423C28

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

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