#1B4D2E#1B4D2E

#1B4D2E is a dark, moderate green. Relative luminance 0.057; OKLCH L 37.7% C 0.076 H 153.4°. Best body text is #FFFFFF at 9.78:1 contrast (WCAG AA passes).

Color values

HEX	#1B4D2E
RGB	rgb(27, 77, 46)
HSL	hsl(143, 48%, 20%)
HSV	hsv(143, 65%, 30%)
CMYK	cmyk(64.9%, 0%, 40.3%, 69.8%)
CIE-LAB	lab(28.74, -24.95, 13.54)
CIE-LCH	lch(28.74, 28.39, 151.52°)
OKLab	oklab(37.71% -0.0676 0.0339)
OKLCH	oklch(37.71% 0.076 153.4)
XYZ	xyz(3.5987, 5.7377, 3.5021)
Luminance	0.0574 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4D2E #4D1B3A

analogous

#214D1B #1B4D2E #1B4D47

triadic

#1B4D2E #2E1B4D #4D2E1B

tetradic

#1B4D2E #1B214D #4D1B3A #4D471B

square

#1B4D2E #1B214D #4D1B3A #4D471B

split-complementary

#1B4D2E #471B4D #4D1B21

monochromatic

#08170E #0B2013 #1B4D2E #2B7A49 #3BA864

Accessibility & contrast

On white

9.78

#1B4D2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#1B4D2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4D2E

9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4D2E	#FFFFFF	#000000	##FFFFFF
##1B4D2E	1.00	9.78	2.15	9.78
#FFFFFF	9.78	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D472C

Deuteranopia (green-blind)

#464230

Tritanopia (blue-blind)

#0A4C45

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1b4d2e;
/* rgb */ color: rgb(27, 77, 46);
/* oklch */ color: oklch(37.7% 0.076 153.4);

Tailwind

colors: {
  custom: {
    50: '#5d7f67',
    500: '#1b4d2e',
    950: '#000000',
  },
}

SCSS

$custom: #1b4d2e;
$custom-light: #5d7f67;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4d2e",
  "rgb": {
    "r": 27,
    "g": 77,
    "b": 46
  },
  "hsl": {
    "h": 142.8,
    "s": 48.077,
    "l": 20.392
  },
  "oklch": {
    "l": 0.37709,
    "c": 0.07566,
    "h": 153.4
  },
  "luminance": 0.05738
}

Semantic roles & 50–950 ramp

primary

#1B4D2E

secondary

#83416A

accent

#50A4D8

background

#F5F7F6

surface

#E9EEEB

border

#C5C9C6

text

#040A06

muted

#797C7A

Preview Lab

Preview with #1B4D2E

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

Preview Lab → · Contrast checker → · Palette generator →