#1F912A#1F912A

#1F912A is a mid, vivid green. Relative luminance 0.207; OKLCH L 57.5% C 0.172 H 144.1°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#1F912A
RGB	rgb(31, 145, 42)
HSL	hsl(126, 65%, 35%)
HSV	hsv(126, 79%, 57%)
CMYK	cmyk(78.6%, 0%, 71%, 43.1%)
CIE-LAB	lab(52.63, -51.36, 43.94)
CIE-LCH	lch(52.63, 67.59, 139.45°)
OKLab	oklab(57.47% -0.1389 0.1006)
OKLCH	oklch(57.47% 0.172 144.1)
XYZ	xyz(11.1076, 20.7080, 5.6017)
Luminance	0.2071 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F912A #911F86

analogous

#4D911F #1F912A #1F9163

triadic

#1F912A #2A1F91 #912A1F

tetradic

#1F912A #1F4D91 #911F86 #91631F

square

#1F912A #1F4D91 #911F86 #91631F

split-complementary

#1F912A #631F91 #911F4D

monochromatic

#092C0D #145F1B #1F912A #2AC339 #51DA5E

Accessibility & contrast

On white

4.08

#1F912A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#1F912A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F912A

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F912A	#FFFFFF	#000000	##000000
##1F912A	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94831B

Deuteranopia (green-blind)

#877A34

Tritanopia (blue-blind)

#008D7C

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #1f912a;
/* rgb */ color: rgb(31, 145, 42);
/* oklch */ color: oklch(57.5% 0.172 144.1);

Tailwind

colors: {
  custom: {
    50: '#70b269',
    500: '#1f912a',
    950: '#000000',
  },
}

SCSS

$custom: #1f912a;
$custom-light: #70b269;
$custom-dark: #000000;

JSON

{
  "hex": "#1f912a",
  "rgb": {
    "r": 31,
    "g": 145,
    "b": 42
  },
  "hsl": {
    "h": 125.789,
    "s": 64.773,
    "l": 34.51
  },
  "oklch": {
    "l": 0.57474,
    "c": 0.17152,
    "h": 144.1
  },
  "luminance": 0.20709
}

Semantic roles & 50–950 ramp

primary

#1F912A

secondary

#BD4FB2

accent

#40D8E8

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091107

muted

#7B807A

Preview Lab

Preview with #1F912A

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

Preview Lab → · Contrast checker → · Palette generator →