#1F671B#1F671B

#1F671B is a mid, vivid green. Relative luminance 0.101; OKLCH L 45.3% C 0.130 H 142.4°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#1F671B
RGB	rgb(31, 103, 27)
HSL	hsl(117, 58%, 25%)
HSV	hsv(117, 74%, 40%)
CMYK	cmyk(69.9%, 0%, 73.8%, 59.6%)
CIE-LAB	lab(37.97, -37.91, 34.84)
CIE-LCH	lch(37.97, 51.49, 137.42°)
OKLab	oklab(45.27% -0.1032 0.0796)
OKLCH	oklch(45.27% 0.13 142.4)
XYZ	xyz(5.6128, 10.0704, 2.6847)
Luminance	0.1007 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F671B #631B67

analogous

#45671B #1F671B #1B673D

triadic

#1F671B #1B1F67 #671B1F

tetradic

#1F671B #1B4567 #631B67 #673D1B

square

#1F671B #1B4567 #631B67 #673D1B

split-complementary

#1F671B #3D1B67 #671B45

monochromatic

#071806 #10370E #1F671B #2E9728 #3CC834

Accessibility & contrast

On white

6.97

#1F671B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#1F671B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F671B

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F671B	#FFFFFF	#000000	##FFFFFF
##1F671B	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#695D0F

Deuteranopia (green-blind)

#615722

Tritanopia (blue-blind)

#0F6458

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #1f671b;
/* rgb */ color: rgb(31, 103, 27);
/* oklch */ color: oklch(45.3% 0.130 142.4);

Tailwind

colors: {
  custom: {
    50: '#66935c',
    500: '#1f671b',
    950: '#000000',
  },
}

SCSS

$custom: #1f671b;
$custom-light: #66935c;
$custom-dark: #000000;

JSON

{
  "hex": "#1f671b",
  "rgb": {
    "r": 31,
    "g": 103,
    "b": 27
  },
  "hsl": {
    "h": 116.842,
    "s": 58.462,
    "l": 25.49
  },
  "oklch": {
    "l": 0.45272,
    "c": 0.13032,
    "h": 142.4
  },
  "luminance": 0.10071
}

Semantic roles & 50–950 ramp

primary

#1F671B

secondary

#98429C

accent

#46E2D9

background

#F6F9F5

surface

#EBF1E9

border

#C6CBC5

text

#060D04

muted

#7A7E79

Preview Lab

Preview with #1F671B

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

Preview Lab → · Contrast checker → · Palette generator →