#1F912D#1F912D

#1F912D is a mid, vivid green. Relative luminance 0.207; OKLCH L 57.5% C 0.169 H 144.5°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#1F912D
RGB	rgb(31, 145, 45)
HSL	hsl(127, 65%, 35%)
HSV	hsv(127, 79%, 57%)
CMYK	cmyk(78.6%, 0%, 69%, 43.1%)
CIE-LAB	lab(52.65, -51.06, 42.71)
CIE-LCH	lch(52.65, 66.56, 140.09°)
OKLab	oklab(57.5% -0.1379 0.0984)
OKLCH	oklch(57.5% 0.169 144.5)
XYZ	xyz(11.1634, 20.7302, 5.8951)
Luminance	0.2073 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F912D #911F83

analogous

#4A911F #1F912D #1F9166

triadic

#1F912D #2D1F91 #912D1F

tetradic

#1F912D #1F4A91 #911F83 #91661F

square

#1F912D #1F4A91 #911F83 #91661F

split-complementary

#1F912D #661F91 #911F4A

monochromatic

#092C0E #145F1D #1F912D #2AC33D #51DA62

Accessibility & contrast

On white

4.08

#1F912D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#1F912D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F912D

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F912D	#FFFFFF	#000000	##000000
##1F912D	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94831F

Deuteranopia (green-blind)

#877A36

Tritanopia (blue-blind)

#008D7D

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #1f912d;
/* rgb */ color: rgb(31, 145, 45);
/* oklch */ color: oklch(57.5% 0.169 144.5);

Tailwind

colors: {
  custom: {
    50: '#6fb26b',
    500: '#1f912d',
    950: '#000000',
  },
}

SCSS

$custom: #1f912d;
$custom-light: #6fb26b;
$custom-dark: #000000;

JSON

{
  "hex": "#1f912d",
  "rgb": {
    "r": 31,
    "g": 145,
    "b": 45
  },
  "hsl": {
    "h": 127.368,
    "s": 64.773,
    "l": 34.51
  },
  "oklch": {
    "l": 0.57502,
    "c": 0.16944,
    "h": 144.5
  },
  "luminance": 0.20732
}

Semantic roles & 50–950 ramp

primary

#1F912D

secondary

#BD4FAF

accent

#40D3E8

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091107

muted

#7B807A

Preview Lab

Preview with #1F912D

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

Preview Lab → · Contrast checker → · Palette generator →