#1C4E1B#1C4E1B

#1C4E1B is a dark, moderate green. Relative luminance 0.058; OKLCH L 37.7% C 0.097 H 143.0°. Best body text is #FFFFFF at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#1C4E1B
RGB	rgb(28, 78, 27)
HSL	hsl(119, 49%, 21%)
HSV	hsv(119, 65%, 31%)
CMYK	cmyk(64.1%, 0%, 65.4%, 69.4%)
CIE-LAB	lab(28.84, -28.50, 24.78)
CIE-LCH	lch(28.84, 37.77, 138.99°)
OKLab	oklab(37.7% -0.0775 0.0583)
OKLCH	oklch(37.7% 0.097 143)
XYZ	xyz(3.4009, 5.7745, 1.9721)
Luminance	0.0578 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

British Racing Green

#05480D

ΔE00 2.94

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4E1B #4D1B4E

analogous

#354E1B #1C4E1B #1B4E33

triadic

#1C4E1B #1B1C4E #4E1B1C

tetradic

#1C4E1B #1B354E #4D1B4E #4E331B

square

#1C4E1B #1B354E #4D1B4E #4E331B

split-complementary

#1C4E1B #331B4E #4E1B35

monochromatic

#081708 #0C210B #1C4E1B #2C7B2B #3DA93A

Accessibility & contrast

On white

9.74

#1C4E1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#1C4E1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4E1B

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4E1B	#FFFFFF	#000000	##FFFFFF
##1C4E1B	1.00	9.74	2.16	9.74
#FFFFFF	9.74	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504716

Deuteranopia (green-blind)

#49421F

Tritanopia (blue-blind)

#144C43

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1c4e1b;
/* rgb */ color: rgb(28, 78, 27);
/* oklch */ color: oklch(37.7% 0.097 143.0);

Tailwind

colors: {
  custom: {
    50: '#5f8059',
    500: '#1c4e1b',
    950: '#000000',
  },
}

SCSS

$custom: #1c4e1b;
$custom-light: #5f8059;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4e1b",
  "rgb": {
    "r": 28,
    "g": 78,
    "b": 27
  },
  "hsl": {
    "h": 118.824,
    "s": 48.571,
    "l": 20.588
  },
  "oklch": {
    "l": 0.37698,
    "c": 0.09698,
    "h": 143
  },
  "luminance": 0.05775
}

Semantic roles & 50–950 ramp

primary

#1C4E1B

secondary

#834184

accent

#50D8D5

background

#F5F7F5

surface

#E9EEE9

border

#C5C9C5

text

#050A03

muted

#797C78

Preview Lab

Preview with #1C4E1B

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

Preview Lab → · Contrast checker → · Palette generator →