#1F9231#1F9231

#1F9231 is a mid, vivid green. Relative luminance 0.211; OKLCH L 57.8% C 0.168 H 145.1°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#1F9231
RGB	rgb(31, 146, 49)
HSL	hsl(129, 65%, 35%)
HSV	hsv(129, 79%, 57%)
CMYK	cmyk(78.8%, 0%, 66.4%, 42.7%)
CIE-LAB	lab(53.03, -50.96, 41.36)
CIE-LCH	lch(53.03, 65.64, 140.93°)
OKLab	oklab(57.82% -0.1375 0.096)
OKLCH	oklch(57.82% 0.168 145.1)
XYZ	xyz(11.3975, 21.0695, 6.3713)
Luminance	0.2107 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F9231 #921F80

analogous

#47921F #1F9231 #1F926A

triadic

#1F9231 #311F92 #92311F

tetradic

#1F9231 #1F4792 #921F80 #926A1F

square

#1F9231 #1F4792 #921F80 #926A1F

split-complementary

#1F9231 #6A1F92 #921F47

monochromatic

#0A2D0F #146020 #1F9231 #2AC442 #51DA67

Accessibility & contrast

On white

4.03

#1F9231 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#1F9231 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F9231

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F9231	#FFFFFF	#000000	##000000
##1F9231	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#958425

Deuteranopia (green-blind)

#887B3A

Tritanopia (blue-blind)

#008E7E

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #1f9231;
/* rgb */ color: rgb(31, 146, 49);
/* oklch */ color: oklch(57.8% 0.168 145.1);

Tailwind

colors: {
  custom: {
    50: '#6fb36d',
    500: '#1f9231',
    950: '#000000',
  },
}

SCSS

$custom: #1f9231;
$custom-light: #6fb36d;
$custom-dark: #000000;

JSON

{
  "hex": "#1f9231",
  "rgb": {
    "r": 31,
    "g": 146,
    "b": 49
  },
  "hsl": {
    "h": 129.391,
    "s": 64.972,
    "l": 34.706
  },
  "oklch": {
    "l": 0.57823,
    "c": 0.16771,
    "h": 145.1
  },
  "luminance": 0.21071
}

Semantic roles & 50–950 ramp

primary

#1F9231

secondary

#BD50AC

accent

#40CEE8

background

#F7FBF6

surface

#EDF6EC

border

#C8D0C7

text

#091107

muted

#7B807A

Preview Lab

Preview with #1F9231

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

Preview Lab → · Contrast checker → · Palette generator →