#423B15#423B15

#423B15 is a dark, muted yellow. Relative luminance 0.043; OKLCH L 35.1% C 0.056 H 98.9°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#423B15
RGB	rgb(66, 59, 21)
HSL	hsl(51, 52%, 17%)
HSV	hsv(51, 68%, 26%)
CMYK	cmyk(0%, 10.6%, 68.2%, 74.1%)
CIE-LAB	lab(24.77, -2.58, 24.12)
CIE-LCH	lch(24.77, 24.26, 96.11°)
OKLab	oklab(35.06% -0.0087 0.0556)
OKLCH	oklch(35.06% 0.056 98.9)
XYZ	xyz(3.9462, 4.3405, 1.3393)
Luminance	0.0434 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423B15 #151C42

analogous

#422515 #423B15 #334215

triadic

#423B15 #15423B #3B1542

tetradic

#423B15 #154225 #151C42 #421533

square

#423B15 #154225 #151C42 #421533

split-complementary

#423B15 #153342 #251542

monochromatic

#171507 #171507 #423B15 #706524 #9F8E33

Accessibility & contrast

On white

11.24

#423B15 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#423B15 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423B15

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423B15	#FFFFFF	#000000	##FFFFFF
##423B15	1.00	11.24	1.87	11.24
#FFFFFF	11.24	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413911

Deuteranopia (green-blind)

#433C17

Tritanopia (blue-blind)

#473733

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #423b15;
/* rgb */ color: rgb(66, 59, 21);
/* oklch */ color: oklch(35.1% 0.056 98.9);

Tailwind

colors: {
  custom: {
    50: '#787054',
    500: '#423b15',
    950: '#000000',
  },
}

SCSS

$custom: #423b15;
$custom-light: #787054;
$custom-dark: #000000;

JSON

{
  "hex": "#423b15",
  "rgb": {
    "r": 66,
    "g": 59,
    "b": 21
  },
  "hsl": {
    "h": 50.667,
    "s": 51.724,
    "l": 17.059
  },
  "oklch": {
    "l": 0.35056,
    "c": 0.05624,
    "h": 98.9
  },
  "luminance": 0.0434
}

Semantic roles & 50–950 ramp

primary

#423B15

secondary

#39437A

accent

#63DB4D

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090703

muted

#7B7A78

Preview Lab

Preview with #423B15

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

Preview Lab → · Contrast checker → · Palette generator →