#1B3E08#1B3E08

#1B3E08 is a dark, moderate yellow-green. Relative luminance 0.037; OKLCH L 32.5% C 0.090 H 137.1°. Best body text is #FFFFFF at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#1B3E08
RGB	rgb(27, 62, 8)
HSL	hsl(99, 77%, 14%)
HSV	hsv(99, 87%, 24%)
CMYK	cmyk(56.5%, 0%, 87.1%, 75.7%)
CIE-LAB	lab(22.64, -23.65, 27.22)
CIE-LCH	lch(22.64, 36.06, 131.00°)
OKLab	oklab(32.52% -0.0657 0.061)
OKLCH	oklch(32.52% 0.09 137.1)
XYZ	xyz(2.2184, 3.6956, 0.8261)
Luminance	0.0370 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forrest Green

#154406

ΔE00 2.58

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B3E08 #2B083E

analogous

#363E08 #1B3E08 #083E10

triadic

#1B3E08 #081B3E #3E081B

tetradic

#1B3E08 #08363E #2B083E #3E1008

square

#1B3E08 #08363E #2B083E #3E1008

split-complementary

#1B3E08 #10083E #3E0836

monochromatic

#0C1B03 #0C1B03 #1B3E08 #33740F #4AAA16

Accessibility & contrast

On white

12.07

#1B3E08 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#1B3E08 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B3E08

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B3E08	#FFFFFF	#000000	##FFFFFF
##1B3E08	1.00	12.07	1.74	12.07
#FFFFFF	12.07	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403801

Deuteranopia (green-blind)

#3C350E

Tritanopia (blue-blind)

#193B34

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1b3e08;
/* rgb */ color: rgb(27, 62, 8);
/* oklch */ color: oklch(32.5% 0.090 137.1);

Tailwind

colors: {
  custom: {
    50: '#5c734c',
    500: '#1b3e08',
    950: '#000000',
  },
}

SCSS

$custom: #1b3e08;
$custom-light: #5c734c;
$custom-dark: #000000;

JSON

{
  "hex": "#1b3e08",
  "rgb": {
    "r": 27,
    "g": 62,
    "b": 8
  },
  "hsl": {
    "h": 98.889,
    "s": 77.143,
    "l": 13.725
  },
  "oklch": {
    "l": 0.32523,
    "c": 0.08962,
    "h": 137.1
  },
  "luminance": 0.03696
}

Semantic roles & 50–950 ramp

primary

#1B3E08

secondary

#5E257D

accent

#34F4B0

background

#F5F7F4

surface

#E9EDE7

border

#C5C8C3

text

#040801

muted

#797B77

Preview Lab

Preview with #1B3E08

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

Preview Lab → · Contrast checker → · Palette generator →