#1F9833#1F9833

#1F9833 is a mid, vivid green. Relative luminance 0.230; OKLCH L 59.5% C 0.173 H 145.1°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#1F9833
RGB	rgb(31, 152, 51)
HSL	hsl(130, 66%, 36%)
HSV	hsv(130, 80%, 60%)
CMYK	cmyk(79.6%, 0%, 66.4%, 40.4%)
CIE-LAB	lab(55.06, -52.76, 42.72)
CIE-LCH	lch(55.06, 67.89, 141.00°)
OKLab	oklab(59.52% -0.1423 0.0991)
OKLCH	oklch(59.52% 0.173 145.1)
XYZ	xyz(12.3900, 22.9853, 6.9149)
Luminance	0.2299 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F9833 #981F84

analogous

#48981F #1F9833 #1F986F

triadic

#1F9833 #331F98 #98331F

tetradic

#1F9833 #1F4898 #981F84 #986F1F

square

#1F9833 #1F4898 #981F84 #986F1F

split-complementary

#1F9833 #6F1F98 #981F48

monochromatic

#0A3211 #156522 #1F9833 #29CB44 #55DC6B

Accessibility & contrast

On white

3.75

#1F9833 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#1F9833 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F9833

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F9833	#FFFFFF	#000000	##000000
##1F9833	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9B8926

Deuteranopia (green-blind)

#8D803C

Tritanopia (blue-blind)

#009483

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #1f9833;
/* rgb */ color: rgb(31, 152, 51);
/* oklch */ color: oklch(59.5% 0.173 145.1);

Tailwind

colors: {
  custom: {
    50: '#71b76f',
    500: '#1f9833',
    950: '#000000',
  },
}

SCSS

$custom: #1f9833;
$custom-light: #71b76f;
$custom-dark: #000000;

JSON

{
  "hex": "#1f9833",
  "rgb": {
    "r": 31,
    "g": 152,
    "b": 51
  },
  "hsl": {
    "h": 129.917,
    "s": 66.12,
    "l": 35.882
  },
  "oklch": {
    "l": 0.59516,
    "c": 0.17342,
    "h": 145.1
  },
  "luminance": 0.22987
}

Semantic roles & 50–950 ramp

primary

#1F9833

secondary

#C053AE

accent

#3FCDE9

background

#F7FBF6

surface

#EDF6EC

border

#C8D0C7

text

#091108

muted

#7B807B

Preview Lab

Preview with #1F9833

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

Preview Lab → · Contrast checker → · Palette generator →