#424C23#424C23

#424C23 is a dark, moderate yellow-green. Relative luminance 0.064; OKLCH L 39.7% C 0.063 H 120.7°. Best body text is #FFFFFF at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#424C23
RGB	rgb(66, 76, 35)
HSL	hsl(75, 37%, 22%)
HSV	hsv(75, 54%, 30%)
CMYK	cmyk(13.2%, 0%, 53.9%, 70.2%)
CIE-LAB	lab(30.52, -11.49, 22.88)
CIE-LCH	lch(30.52, 25.60, 116.67°)
OKLab	oklab(39.7% -0.0323 0.0546)
OKLCH	oklch(39.7% 0.063 120.7)
XYZ	xyz(5.1346, 6.4485, 2.5640)
Luminance	0.0645 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424C23 #2D234C

analogous

#4C4223 #424C23 #2E4C23

triadic

#424C23 #23424C #4C2342

tetradic

#424C23 #234C42 #2D234C #4C232E

square

#424C23 #234C42 #2D234C #4C232E

split-complementary

#424C23 #232E4C #42234C

monochromatic

#12150A #1E2210 #424C23 #667636 #8BA04A

Accessibility & contrast

On white

9.17

#424C23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#424C23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424C23

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424C23	#FFFFFF	#000000	##FFFFFF
##424C23	1.00	9.17	2.29	9.17
#FFFFFF	9.17	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50481F

Deuteranopia (green-blind)

#4F4825

Tritanopia (blue-blind)

#454843

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #424c23;
/* rgb */ color: rgb(66, 76, 35);
/* oklch */ color: oklch(39.7% 0.063 120.7);

Tailwind

colors: {
  custom: {
    50: '#777e5f',
    500: '#424c23',
    950: '#000000',
  },
}

SCSS

$custom: #424c23;
$custom-light: #777e5f;
$custom-dark: #000000;

JSON

{
  "hex": "#424c23",
  "rgb": {
    "r": 66,
    "g": 76,
    "b": 35
  },
  "hsl": {
    "h": 74.634,
    "s": 36.937,
    "l": 21.765
  },
  "oklch": {
    "l": 0.39701,
    "c": 0.06342,
    "h": 120.7
  },
  "luminance": 0.06448
}

Semantic roles & 50–950 ramp

primary

#424C23

secondary

#584B80

accent

#5BCD77

background

#F7F7F5

surface

#EDEEE9

border

#C8C9C5

text

#090904

muted

#7B7B79

Preview Lab

Preview with #424C23

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

Preview Lab → · Contrast checker → · Palette generator →