#23400B#23400B

#23400B is a dark, moderate yellow-green. Relative luminance 0.040; OKLCH L 33.6% C 0.086 H 134.2°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#23400B
RGB	rgb(35, 64, 11)
HSL	hsl(93, 71%, 15%)
HSV	hsv(93, 83%, 25%)
CMYK	cmyk(45.3%, 0%, 82.8%, 74.9%)
CIE-LAB	lab(23.83, -21.28, 27.33)
CIE-LCH	lch(23.83, 34.64, 127.90°)
OKLab	oklab(33.62% -0.0596 0.0614)
OKLCH	oklch(33.62% 0.086 134.2)
XYZ	xyz(2.5869, 4.0481, 0.9616)
Luminance	0.0405 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 3.31

Hunter Green (survey)

#0B4008

ΔE00 3.96

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23400B #280B40

analogous

#3E400B #23400B #0B400D

triadic

#23400B #0B2340 #400B23

tetradic

#23400B #0B3E40 #280B40 #400D0B

square

#23400B #0B3E40 #280B40 #400D0B

split-complementary

#23400B #0D0B40 #400B3E

monochromatic

#0E1A04 #0E1A04 #23400B #407414 #5CA81D

Accessibility & contrast

On white

11.60

#23400B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#23400B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23400B

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23400B	#FFFFFF	#000000	##FFFFFF
##23400B	1.00	11.60	1.81	11.60
#FFFFFF	11.60	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433A03

Deuteranopia (green-blind)

#3F3810

Tritanopia (blue-blind)

#233D36

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #23400b;
/* rgb */ color: rgb(35, 64, 11);
/* oklch */ color: oklch(33.6% 0.086 134.2);

Tailwind

colors: {
  custom: {
    50: '#61754e',
    500: '#23400b',
    950: '#000000',
  },
}

SCSS

$custom: #23400b;
$custom-light: #61754e;
$custom-dark: #000000;

JSON

{
  "hex": "#23400b",
  "rgb": {
    "r": 35,
    "g": 64,
    "b": 11
  },
  "hsl": {
    "h": 92.83,
    "s": 70.667,
    "l": 14.706
  },
  "oklch": {
    "l": 0.33623,
    "c": 0.08559,
    "h": 134.2
  },
  "luminance": 0.04048
}

Semantic roles & 50–950 ramp

primary

#23400B

secondary

#572A7D

accent

#3AED9C

background

#F5F7F4

surface

#EAEDE7

border

#C6C8C3

text

#050802

muted

#797B78

Preview Lab

Preview with #23400B

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

Preview Lab → · Contrast checker → · Palette generator →