#1F902F#1F902F

#1F902F is a mid, vivid green. Relative luminance 0.204; OKLCH L 57.2% C 0.167 H 144.8°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#1F902F
RGB	rgb(31, 144, 47)
HSL	hsl(128, 65%, 34%)
HSV	hsv(128, 78%, 56%)
CMYK	cmyk(78.5%, 0%, 67.4%, 43.5%)
CIE-LAB	lab(52.33, -50.50, 41.49)
CIE-LCH	lch(52.33, 65.36, 140.60°)
OKLab	oklab(57.24% -0.1363 0.0961)
OKLCH	oklch(57.24% 0.167 144.8)
XYZ	xyz(11.0507, 20.4418, 6.0520)
Luminance	0.2044 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F902F #901F80

analogous

#47901F #1F902F #1F9068

triadic

#1F902F #2F1F90 #902F1F

tetradic

#1F902F #1F4790 #901F80 #90681F

square

#1F902F #1F4790 #901F80 #90681F

split-complementary

#1F902F #681F90 #901F47

monochromatic

#092B0E #145E1F #1F902F #2AC23F #50D964

Accessibility & contrast

On white

4.13

#1F902F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#1F902F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F902F

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F902F	#FFFFFF	#000000	##000000
##1F902F	1.00	4.13	5.09	5.09
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938223

Deuteranopia (green-blind)

#867938

Tritanopia (blue-blind)

#008C7C

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #1f902f;
/* rgb */ color: rgb(31, 144, 47);
/* oklch */ color: oklch(57.2% 0.167 144.8);

Tailwind

colors: {
  custom: {
    50: '#6fb26c',
    500: '#1f902f',
    950: '#000000',
  },
}

SCSS

$custom: #1f902f;
$custom-light: #6fb26c;
$custom-dark: #000000;

JSON

{
  "hex": "#1f902f",
  "rgb": {
    "r": 31,
    "g": 144,
    "b": 47
  },
  "hsl": {
    "h": 128.496,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.57242,
    "c": 0.1668,
    "h": 144.8
  },
  "luminance": 0.20443
}

Semantic roles & 50–950 ramp

primary

#1F902F

secondary

#BC4EAD

accent

#40D0E8

background

#F7FBF6

surface

#EDF6EC

border

#C8D0C7

text

#091107

muted

#7B807A

Preview Lab

Preview with #1F902F

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

Preview Lab → · Contrast checker → · Palette generator →