#423B16#423B16

#423B16 is a dark, muted yellow. Relative luminance 0.043; OKLCH L 35.1% C 0.055 H 98.7°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#423B16
RGB	rgb(66, 59, 22)
HSL	hsl(50, 50%, 17%)
HSV	hsv(50, 67%, 26%)
CMYK	cmyk(0%, 10.6%, 66.7%, 74.1%)
CIE-LAB	lab(24.78, -2.50, 23.57)
CIE-LCH	lch(24.78, 23.71, 96.04°)
OKLab	oklab(35.07% -0.0083 0.0546)
OKLCH	oklch(35.07% 0.055 98.7)
XYZ	xyz(3.9557, 4.3443, 1.3891)
Luminance	0.0434 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423B16 #161D42

analogous

#422516 #423B16 #334216

triadic

#423B16 #16423B #3B1642

tetradic

#423B16 #164225 #161D42 #421633

square

#423B16 #164225 #161D42 #421633

split-complementary

#423B16 #163342 #251642

monochromatic

#171508 #171508 #423B16 #706425 #9E8D35

Accessibility & contrast

On white

11.24

#423B16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#423B16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423B16

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423B16	#FFFFFF	#000000	##FFFFFF
##423B16	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)

#413912

Deuteranopia (green-blind)

#433C18

Tritanopia (blue-blind)

#473733

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #423b16;
/* rgb */ color: rgb(66, 59, 22);
/* oklch */ color: oklch(35.1% 0.055 98.7);

Tailwind

colors: {
  custom: {
    50: '#787055',
    500: '#423b16',
    950: '#000000',
  },
}

SCSS

$custom: #423b16;
$custom-light: #787055;
$custom-dark: #000000;

JSON

{
  "hex": "#423b16",
  "rgb": {
    "r": 66,
    "g": 59,
    "b": 22
  },
  "hsl": {
    "h": 50.455,
    "s": 50,
    "l": 17.255
  },
  "oklch": {
    "l": 0.35069,
    "c": 0.05519,
    "h": 98.7
  },
  "luminance": 0.04344
}

Semantic roles & 50–950 ramp

primary

#423B16

secondary

#3A4479

accent

#64DA4E

background

#F7F6F4

surface

#EDECE8

border

#C8C7C4

text

#090703

muted

#7B7A78

Preview Lab

Preview with #423B16

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

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