#1F9128#1F9128

#1F9128 is a mid, vivid green. Relative luminance 0.207; OKLCH L 57.5% C 0.173 H 143.8°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#1F9128
RGB	rgb(31, 145, 40)
HSL	hsl(125, 65%, 35%)
HSV	hsv(125, 79%, 57%)
CMYK	cmyk(78.6%, 0%, 72.4%, 43.1%)
CIE-LAB	lab(52.61, -51.55, 44.74)
CIE-LCH	lch(52.61, 68.25, 139.05°)
OKLab	oklab(57.46% -0.1395 0.1021)
OKLCH	oklch(57.46% 0.173 143.8)
XYZ	xyz(11.0727, 20.6940, 5.4178)
Luminance	0.2069 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F9128 #911F88

analogous

#4F911F #1F9128 #1F9161

triadic

#1F9128 #281F91 #91281F

tetradic

#1F9128 #1F4F91 #911F88 #91611F

square

#1F9128 #1F4F91 #911F88 #91611F

split-complementary

#1F9128 #611F91 #911F4F

monochromatic

#092C0C #145F1A #1F9128 #2AC336 #51DA5B

Accessibility & contrast

On white

4.09

#1F9128 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#1F9128 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F9128

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F9128	#FFFFFF	#000000	##000000
##1F9128	1.00	4.09	5.14	5.14
#FFFFFF	4.09	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)

#948317

Deuteranopia (green-blind)

#877A33

Tritanopia (blue-blind)

#008D7C

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #1f9128;
/* rgb */ color: rgb(31, 145, 40);
/* oklch */ color: oklch(57.5% 0.173 143.8);

Tailwind

colors: {
  custom: {
    50: '#70b268',
    500: '#1f9128',
    950: '#000000',
  },
}

SCSS

$custom: #1f9128;
$custom-light: #70b268;
$custom-dark: #000000;

JSON

{
  "hex": "#1f9128",
  "rgb": {
    "r": 31,
    "g": 145,
    "b": 40
  },
  "hsl": {
    "h": 124.737,
    "s": 64.773,
    "l": 34.51
  },
  "oklch": {
    "l": 0.57456,
    "c": 0.17285,
    "h": 143.8
  },
  "luminance": 0.20695
}

Semantic roles & 50–950 ramp

primary

#1F9128

secondary

#BD4FB4

accent

#40DBE8

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091106

muted

#7B807A

Preview Lab

Preview with #1F9128

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

Preview Lab → · Contrast checker → · Palette generator →