#183F10#183F10

#183F10 is a dark, moderate green. Relative luminance 0.038; OKLCH L 32.8% C 0.087 H 140.5°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#183F10
RGB	rgb(24, 63, 16)
HSL	hsl(110, 59%, 15%)
HSV	hsv(110, 75%, 25%)
CMYK	cmyk(61.9%, 0%, 74.6%, 75.3%)
CIE-LAB	lab(22.95, -24.38, 23.89)
CIE-LCH	lch(22.95, 34.14, 135.58°)
OKLab	oklab(32.77% -0.0668 0.0551)
OKLCH	oklch(32.77% 0.087 140.5)
XYZ	xyz(2.2476, 3.7864, 1.1025)
Luminance	0.0379 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183F10 #37103F

analogous

#2F3F10 #183F10 #103F1F

triadic

#183F10 #10183F #3F1018

tetradic

#183F10 #102F3F #37103F #3F1F10

square

#183F10 #102F3F #37103F #3F1F10

split-complementary

#183F10 #1F103F #3F102F

monochromatic

#091806 #091806 #183F10 #2B701C #3DA129

Accessibility & contrast

On white

11.95

#183F10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#183F10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183F10

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183F10	#FFFFFF	#000000	##FFFFFF
##183F10	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#41390A

Deuteranopia (green-blind)

#3C3514

Tritanopia (blue-blind)

#133D35

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #183f10;
/* rgb */ color: rgb(24, 63, 16);
/* oklch */ color: oklch(32.8% 0.087 140.5);

Tailwind

colors: {
  custom: {
    50: '#5a7451',
    500: '#183f10',
    950: '#000000',
  },
}

SCSS

$custom: #183f10;
$custom-light: #5a7451;
$custom-dark: #000000;

JSON

{
  "hex": "#183f10",
  "rgb": {
    "r": 24,
    "g": 63,
    "b": 16
  },
  "hsl": {
    "h": 109.787,
    "s": 59.494,
    "l": 15.49
  },
  "oklch": {
    "l": 0.32766,
    "c": 0.0866,
    "h": 140.5
  },
  "luminance": 0.03787
}

Semantic roles & 50–950 ramp

primary

#183F10

secondary

#6D3279

accent

#45E3C8

background

#F5F7F4

surface

#E9EDE7

border

#C5C8C3

text

#040802

muted

#797B78

Preview Lab

Preview with #183F10

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

Preview Lab → · Contrast checker → · Palette generator →