#1F4E0B#1F4E0B

#1F4E0B is a dark, moderate green. Relative luminance 0.058; OKLCH L 37.7% C 0.108 H 138.5°. Best body text is #FFFFFF at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#1F4E0B
RGB	rgb(31, 78, 11)
HSL	hsl(102, 75%, 17%)
HSV	hsv(102, 86%, 31%)
CMYK	cmyk(60.3%, 0%, 85.9%, 69.4%)
CIE-LAB	lab(28.81, -29.21, 32.11)
CIE-LCH	lch(28.81, 43.41, 132.30°)
OKLab	oklab(37.66% -0.0807 0.0715)
OKLCH	oklch(37.66% 0.108 138.5)
XYZ	xyz(3.3497, 5.7640, 1.2526)
Luminance	0.0576 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F4E0B #3A0B4E

analogous

#404E0B #1F4E0B #0B4E19

triadic

#1F4E0B #0B1F4E #4E0B1F

tetradic

#1F4E0B #0B404E #3A0B4E #4E190B

square

#1F4E0B #0B404E #3A0B4E #4E190B

split-complementary

#1F4E0B #190B4E #4E0B40

monochromatic

#0B1B04 #0B1B04 #1F4E0B #348413 #4AB91A

Accessibility & contrast

On white

9.75

#1F4E0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#1F4E0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F4E0B

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F4E0B	#FFFFFF	#000000	##FFFFFF
##1F4E0B	1.00	9.75	2.15	9.75
#FFFFFF	9.75	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514600

Deuteranopia (green-blind)

#4B4213

Tritanopia (blue-blind)

#1B4B42

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1f4e0b;
/* rgb */ color: rgb(31, 78, 11);
/* oklch */ color: oklch(37.7% 0.108 138.5);

Tailwind

colors: {
  custom: {
    50: '#618050',
    500: '#1f4e0b',
    950: '#000000',
  },
}

SCSS

$custom: #1f4e0b;
$custom-light: #618050;
$custom-dark: #000000;

JSON

{
  "hex": "#1f4e0b",
  "rgb": {
    "r": 31,
    "g": 78,
    "b": 11
  },
  "hsl": {
    "h": 102.09,
    "s": 75.281,
    "l": 17.451
  },
  "oklch": {
    "l": 0.37662,
    "c": 0.10779,
    "h": 138.5
  },
  "luminance": 0.05764
}

Semantic roles & 50–950 ramp

primary

#1F4E0B

secondary

#6E2B8A

accent

#36F2BA

background

#F6F7F4

surface

#EBEEE7

border

#C6C9C3

text

#050A02

muted

#7A7C78

Preview Lab

Preview with #1F4E0B

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

Preview Lab → · Contrast checker → · Palette generator →