#1C9937#1C9937

#1C9937 is a mid, vivid green. Relative luminance 0.233; OKLCH L 59.8% C 0.172 H 146.0°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#1C9937
RGB	rgb(28, 153, 55)
HSL	hsl(133, 69%, 35%)
HSV	hsv(133, 82%, 60%)
CMYK	cmyk(81.7%, 0%, 64.1%, 40%)
CIE-LAB	lab(55.38, -53.02, 41.27)
CIE-LCH	lch(55.38, 67.19, 142.10°)
OKLab	oklab(59.79% -0.1428 0.0965)
OKLCH	oklch(59.79% 0.172 146)
XYZ	xyz(12.5588, 23.3036, 7.4499)
Luminance	0.2331 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C9937 #991C7E

analogous

#3F991C #1C9937 #1C9975

triadic

#1C9937 #371C99 #99371C

tetradic

#1C9937 #1C3F99 #991C7E #99751C

square

#1C9937 #1C3F99 #991C7E #99751C

split-complementary

#1C9937 #751C99 #991C3F

monochromatic

#093212 #136524 #1C9937 #25CD4A #50DF6F

Accessibility & contrast

On white

3.71

#1C9937 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#1C9937 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C9937

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C9937	#FFFFFF	#000000	##000000
##1C9937	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9B8A2C

Deuteranopia (green-blind)

#8E8140

Tritanopia (blue-blind)

#009584

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #1c9937;
/* rgb */ color: rgb(28, 153, 55);
/* oklch */ color: oklch(59.8% 0.172 146.0);

Tailwind

colors: {
  custom: {
    50: '#70b872',
    500: '#1c9937',
    950: '#000000',
  },
}

SCSS

$custom: #1c9937;
$custom-light: #70b872;
$custom-dark: #000000;

JSON

{
  "hex": "#1c9937",
  "rgb": {
    "r": 28,
    "g": 153,
    "b": 55
  },
  "hsl": {
    "h": 132.96,
    "s": 69.061,
    "l": 35.49
  },
  "oklch": {
    "l": 0.59786,
    "c": 0.17229,
    "h": 146
  },
  "luminance": 0.23305
}

Semantic roles & 50–950 ramp

primary

#1C9937

secondary

#C24FA9

accent

#3CC6EC

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091108

muted

#7B807B

Preview Lab

Preview with #1C9937

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

Preview Lab → · Contrast checker → · Palette generator →