#1F971A#1F971A

#1F971A is a mid, vivid green. Relative luminance 0.225; OKLCH L 59.0% C 0.187 H 142.4°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#1F971A
RGB	rgb(31, 151, 26)
HSL	hsl(118, 71%, 35%)
HSV	hsv(118, 83%, 59%)
CMYK	cmyk(79.5%, 0%, 82.8%, 40.8%)
CIE-LAB	lab(54.55, -54.55, 51.50)
CIE-LCH	lch(54.55, 75.02, 136.65°)
OKLab	oklab(59.04% -0.1483 0.1142)
OKLCH	oklch(59.04% 0.187 142.4)
XYZ	xyz(11.8174, 22.4977, 4.6968)
Luminance	0.2250 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F971A #921A97

analogous

#5E971A #1F971A #1A9754

triadic

#1F971A #1A1F97 #971A1F

tetradic

#1F971A #1A5E97 #921A97 #97541A

square

#1F971A #1A5E97 #921A97 #97541A

split-complementary

#1F971A #541A97 #971A5E

monochromatic

#0A2F08 #146311 #1F971A #2ACB23 #51E04B

Accessibility & contrast

On white

3.82

#1F971A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#1F971A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F971A

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F971A	#FFFFFF	#000000	##000000
##1F971A	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9B8800

Deuteranopia (green-blind)

#8E7F2A

Tritanopia (blue-blind)

#009280

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #1f971a;
/* rgb */ color: rgb(31, 151, 26);
/* oklch */ color: oklch(59.0% 0.187 142.4);

Tailwind

colors: {
  custom: {
    50: '#72b762',
    500: '#1f971a',
    950: '#000000',
  },
}

SCSS

$custom: #1f971a;
$custom-light: #72b762;
$custom-dark: #000000;

JSON

{
  "hex": "#1f971a",
  "rgb": {
    "r": 31,
    "g": 151,
    "b": 26
  },
  "hsl": {
    "h": 117.6,
    "s": 70.621,
    "l": 34.706
  },
  "oklch": {
    "l": 0.59041,
    "c": 0.18717,
    "h": 142.4
  },
  "luminance": 0.22499
}

Semantic roles & 50–950 ramp

primary

#1F971A

secondary

#BD4BC2

accent

#3AEDE6

background

#F7FBF6

surface

#EEF6EB

border

#C9D0C6

text

#091106

muted

#7B807A

Preview Lab

Preview with #1F971A

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

Preview Lab → · Contrast checker → · Palette generator →