#1F9037#1F9037

#1F9037 is a mid, vivid green. Relative luminance 0.205; OKLCH L 57.3% C 0.161 H 146.2°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#1F9037
RGB	rgb(31, 144, 55)
HSL	hsl(133, 65%, 34%)
HSV	hsv(133, 78%, 56%)
CMYK	cmyk(78.5%, 0%, 61.8%, 43.5%)
CIE-LAB	lab(52.41, -49.55, 37.90)
CIE-LCH	lch(52.41, 62.38, 142.59°)
OKLab	oklab(57.33% -0.1335 0.0892)
OKLCH	oklch(57.33% 0.161 146.2)
XYZ	xyz(11.2271, 20.5123, 6.9813)
Luminance	0.2051 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F9037 #901F78

analogous

#40901F #1F9037 #1F9070

triadic

#1F9037 #371F90 #90371F

tetradic

#1F9037 #1F4090 #901F78 #90701F

square

#1F9037 #1F4090 #901F78 #90701F

split-complementary

#1F9037 #701F90 #901F40

monochromatic

#092B11 #145E24 #1F9037 #2AC24A #50D96D

Accessibility & contrast

On white

4.12

#1F9037 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#1F9037 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F9037

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F9037	#FFFFFF	#000000	##000000
##1F9037	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92822D

Deuteranopia (green-blind)

#857A3E

Tritanopia (blue-blind)

#008C7D

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #1f9037;
/* rgb */ color: rgb(31, 144, 55);
/* oklch */ color: oklch(57.3% 0.161 146.2);

Tailwind

colors: {
  custom: {
    50: '#6fb271',
    500: '#1f9037',
    950: '#000000',
  },
}

SCSS

$custom: #1f9037;
$custom-light: #6fb271;
$custom-dark: #000000;

JSON

{
  "hex": "#1f9037",
  "rgb": {
    "r": 31,
    "g": 144,
    "b": 55
  },
  "hsl": {
    "h": 132.743,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.57333,
    "c": 0.16053,
    "h": 146.2
  },
  "luminance": 0.20514
}

Semantic roles & 50–950 ramp

primary

#1F9037

secondary

#BC4EA5

accent

#40C4E8

background

#F7FBF6

surface

#EDF6EC

border

#C8D0C7

text

#081108

muted

#7B807B

Preview Lab

Preview with #1F9037

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

Preview Lab → · Contrast checker → · Palette generator →