#1C4D2B#1C4D2B

#1C4D2B is a dark, moderate green. Relative luminance 0.057; OKLCH L 37.7% C 0.078 H 150.9°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#1C4D2B
RGB	rgb(28, 77, 43)
HSL	hsl(138, 47%, 21%)
HSV	hsv(138, 64%, 30%)
CMYK	cmyk(63.6%, 0%, 44.2%, 69.8%)
CIE-LAB	lab(28.72, -25.32, 15.36)
CIE-LCH	lch(28.72, 29.62, 148.76°)
OKLab	oklab(37.68% -0.0686 0.0382)
OKLCH	oklch(37.68% 0.078 150.9)
XYZ	xyz(3.5685, 5.7287, 3.2027)
Luminance	0.0573 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4D2B #4D1C3E

analogous

#254D1C #1C4D2B #1C4D43

triadic

#1C4D2B #2B1C4D #4D2B1C

tetradic

#1C4D2B #1C254D #4D1C3E #4D431C

square

#1C4D2B #1C254D #4D1C3E #4D431C

split-complementary

#1C4D2B #431C4D #4D1C25

monochromatic

#08160D #0C2012 #1C4D2B #2C7A44 #3DA75D

Accessibility & contrast

On white

9.79

#1C4D2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#1C4D2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4D2B

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4D2B	#FFFFFF	#000000	##FFFFFF
##1C4D2B	1.00	9.79	2.15	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4629

Deuteranopia (green-blind)

#47422D

Tritanopia (blue-blind)

#0E4C45

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1c4d2b;
/* rgb */ color: rgb(28, 77, 43);
/* oklch */ color: oklch(37.7% 0.078 150.9);

Tailwind

colors: {
  custom: {
    50: '#5e7f64',
    500: '#1c4d2b',
    950: '#000000',
  },
}

SCSS

$custom: #1c4d2b;
$custom-light: #5e7f64;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4d2b",
  "rgb": {
    "r": 28,
    "g": 77,
    "b": 43
  },
  "hsl": {
    "h": 138.367,
    "s": 46.667,
    "l": 20.588
  },
  "oklch": {
    "l": 0.37681,
    "c": 0.07846,
    "h": 150.9
  },
  "luminance": 0.05729
}

Semantic roles & 50–950 ramp

primary

#1C4D2B

secondary

#83426F

accent

#51AED6

background

#F5F7F6

surface

#E9EEEB

border

#C5C9C6

text

#050A05

muted

#797C7A

Preview Lab

Preview with #1C4D2B

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

Preview Lab → · Contrast checker → · Palette generator →