#423B08#423B08

#423B08 is a dark, moderate yellow. Relative luminance 0.043; OKLCH L 34.9% C 0.067 H 101.1°. Best body text is #FFFFFF at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#423B08
RGB	rgb(66, 59, 8)
HSL	hsl(53, 78%, 15%)
HSV	hsv(53, 88%, 26%)
CMYK	cmyk(0%, 10.6%, 87.9%, 74.1%)
CIE-LAB	lab(24.65, -3.44, 30.24)
CIE-LCH	lch(24.65, 30.43, 96.48°)
OKLab	oklab(34.93% -0.0129 0.066)
OKLCH	oklch(34.93% 0.067 101.1)
XYZ	xyz(3.8547, 4.3039, 0.8574)
Luminance	0.0430 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423B08 #080F42

analogous

#421E08 #423B08 #2C4208

triadic

#423B08 #08423B #3B0842

tetradic

#423B08 #08421E #080F42 #42082C

square

#423B08 #08421E #080F42 #42082C

split-complementary

#423B08 #082C42 #1E0842

monochromatic

#1B1803 #1B1803 #423B08 #796C0F #AF9D15

Accessibility & contrast

On white

11.29

#423B08 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#423B08 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423B08

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423B08	#FFFFFF	#000000	##FFFFFF
##423B08	1.00	11.29	1.86	11.29
#FFFFFF	11.29	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423901

Deuteranopia (green-blind)

#443C0C

Tritanopia (blue-blind)

#483631

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #423b08;
/* rgb */ color: rgb(66, 59, 8);
/* oklch */ color: oklch(34.9% 0.067 101.1);

Tailwind

colors: {
  custom: {
    50: '#79704c',
    500: '#423b08',
    950: '#000000',
  },
}

SCSS

$custom: #423b08;
$custom-light: #79704c;
$custom-dark: #000000;

JSON

{
  "hex": "#423b08",
  "rgb": {
    "r": 66,
    "g": 59,
    "b": 8
  },
  "hsl": {
    "h": 52.759,
    "s": 78.378,
    "l": 14.51
  },
  "oklch": {
    "l": 0.34928,
    "c": 0.06721,
    "h": 101.1
  },
  "luminance": 0.04304
}

Semantic roles & 50–950 ramp

primary

#423B08

secondary

#253080

accent

#4AF533

background

#F7F6F4

surface

#EEECE7

border

#C9C7C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #423B08

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

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