#1F9923#1F9923

#1F9923 is a mid, vivid green. Relative luminance 0.232; OKLCH L 59.7% C 0.185 H 143.1°. Best body text is #000000 at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#1F9923
RGB	rgb(31, 153, 35)
HSL	hsl(122, 66%, 36%)
HSV	hsv(122, 80%, 60%)
CMYK	cmyk(79.7%, 0%, 77.1%, 40%)
CIE-LAB	lab(55.27, -54.58, 49.31)
CIE-LCH	lch(55.27, 73.55, 137.91°)
OKLab	oklab(59.66% -0.148 0.1109)
OKLCH	oklch(59.66% 0.185 143.1)
XYZ	xyz(12.2589, 23.1937, 5.4205)
Luminance	0.2319 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F9923 #991F95

analogous

#58991F #1F9923 #1F9960

triadic

#1F9923 #231F99 #99231F

tetradic

#1F9923 #1F5899 #991F95 #99601F

square

#1F9923 #1F5899 #991F95 #99601F

split-complementary

#1F9923 #601F99 #991F58

monochromatic

#0A330C #156617 #1F9923 #29CC2F #56DD5A

Accessibility & contrast

On white

3.72

#1F9923 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.64

#1F9923 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F9923

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F9923	#FFFFFF	#000000	##000000
##1F9923	1.00	3.72	5.64	5.64
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.64	21.00	1.00	1.00
##000000	5.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9C8A08

Deuteranopia (green-blind)

#8F8130

Tritanopia (blue-blind)

#009483

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #1f9923;
/* rgb */ color: rgb(31, 153, 35);
/* oklch */ color: oklch(59.7% 0.185 143.1);

Tailwind

colors: {
  custom: {
    50: '#72b867',
    500: '#1f9923',
    950: '#000000',
  },
}

SCSS

$custom: #1f9923;
$custom-light: #72b867;
$custom-dark: #000000;

JSON

{
  "hex": "#1f9923",
  "rgb": {
    "r": 31,
    "g": 153,
    "b": 35
  },
  "hsl": {
    "h": 121.967,
    "s": 66.304,
    "l": 36.078
  },
  "oklch": {
    "l": 0.59655,
    "c": 0.18493,
    "h": 143.1
  },
  "luminance": 0.23195
}

Semantic roles & 50–950 ramp

primary

#1F9923

secondary

#C054BD

accent

#3FE4E9

background

#F7FBF6

surface

#EEF6EB

border

#C9D0C6

text

#091106

muted

#7B807A

Preview Lab

Preview with #1F9923

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

Preview Lab → · Contrast checker → · Palette generator →