#1F912C#1F912C

#1F912C is a mid, vivid green. Relative luminance 0.207; OKLCH L 57.5% C 0.170 H 144.3°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#1F912C
RGB	rgb(31, 145, 44)
HSL	hsl(127, 65%, 35%)
HSV	hsv(127, 79%, 57%)
CMYK	cmyk(78.6%, 0%, 69.7%, 43.1%)
CIE-LAB	lab(52.64, -51.16, 43.12)
CIE-LCH	lch(52.64, 66.91, 139.87°)
OKLab	oklab(57.49% -0.1383 0.0992)
OKLCH	oklch(57.49% 0.17 144.3)
XYZ	xyz(11.1443, 20.7226, 5.7949)
Luminance	0.2072 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F912C #911F84

analogous

#4B911F #1F912C #1F9165

triadic

#1F912C #2C1F91 #912C1F

tetradic

#1F912C #1F4B91 #911F84 #91651F

square

#1F912C #1F4B91 #911F84 #91651F

split-complementary

#1F912C #651F91 #911F4B

monochromatic

#092C0D #145F1D #1F912C #2AC33B #51DA60

Accessibility & contrast

On white

4.08

#1F912C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#1F912C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F912C

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F912C	#FFFFFF	#000000	##000000
##1F912C	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)

#94831E

Deuteranopia (green-blind)

#877A36

Tritanopia (blue-blind)

#008D7D

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #1f912c;
/* rgb */ color: rgb(31, 145, 44);
/* oklch */ color: oklch(57.5% 0.170 144.3);

Tailwind

colors: {
  custom: {
    50: '#6fb26a',
    500: '#1f912c',
    950: '#000000',
  },
}

SCSS

$custom: #1f912c;
$custom-light: #6fb26a;
$custom-dark: #000000;

JSON

{
  "hex": "#1f912c",
  "rgb": {
    "r": 31,
    "g": 145,
    "b": 44
  },
  "hsl": {
    "h": 126.842,
    "s": 64.773,
    "l": 34.51
  },
  "oklch": {
    "l": 0.57493,
    "c": 0.17015,
    "h": 144.3
  },
  "luminance": 0.20724
}

Semantic roles & 50–950 ramp

primary

#1F912C

secondary

#BD4FB0

accent

#40D5E8

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091107

muted

#7B807A

Preview Lab

Preview with #1F912C

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

Preview Lab → · Contrast checker → · Palette generator →