#1B4E34#1B4E34

#1B4E34 is a dark, moderate green. Relative luminance 0.059; OKLCH L 38.2% C 0.071 H 158.0°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#1B4E34
RGB	rgb(27, 78, 52)
HSL	hsl(149, 49%, 21%)
HSV	hsv(149, 65%, 31%)
CMYK	cmyk(65.4%, 0%, 33.3%, 69.4%)
CIE-LAB	lab(29.23, -24.06, 10.45)
CIE-LCH	lch(29.23, 26.24, 156.52°)
OKLab	oklab(38.16% -0.0657 0.0265)
OKLCH	oklch(38.16% 0.071 158)
XYZ	xyz(3.7959, 5.9294, 4.1926)
Luminance	0.0593 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4E34 #4E1B35

analogous

#1B4E1B #1B4E34 #1B4E4D

triadic

#1B4E34 #341B4E #4E341B

tetradic

#1B4E34 #1B1B4E #4E1B35 #4E4D1B

square

#1B4E34 #1B1B4E #4E1B35 #4E4D1B

split-complementary

#1B4E34 #4D1B4E #4E1B1B

monochromatic

#08170F #0B2116 #1B4E34 #2B7B52 #3AA971

Accessibility & contrast

On white

9.61

#1B4E34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#1B4E34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4E34

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4E34	#FFFFFF	#000000	##FFFFFF
##1B4E34	1.00	9.61	2.19	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4832

Deuteranopia (green-blind)

#464336

Tritanopia (blue-blind)

#064D47

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1b4e34;
/* rgb */ color: rgb(27, 78, 52);
/* oklch */ color: oklch(38.2% 0.071 158.0);

Tailwind

colors: {
  custom: {
    50: '#5d806b',
    500: '#1b4e34',
    950: '#000000',
  },
}

SCSS

$custom: #1b4e34;
$custom-light: #5d806b;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4e34",
  "rgb": {
    "r": 27,
    "g": 78,
    "b": 52
  },
  "hsl": {
    "h": 149.412,
    "s": 48.571,
    "l": 20.588
  },
  "oklch": {
    "l": 0.38156,
    "c": 0.07081,
    "h": 158
  },
  "luminance": 0.0593
}

Semantic roles & 50–950 ramp

primary

#1B4E34

secondary

#844163

accent

#5095D8

background

#F5F7F6

surface

#E9EEEB

border

#C5C9C6

text

#040A06

muted

#797C7A

Preview Lab

Preview with #1B4E34

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

Preview Lab → · Contrast checker → · Palette generator →