#1C991F#1C991F

#1C991F is a mid, vivid green. Relative luminance 0.231; OKLCH L 59.6% C 0.188 H 143.0°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#1C991F
RGB	rgb(28, 153, 31)
HSL	hsl(121, 69%, 35%)
HSV	hsv(121, 82%, 60%)
CMYK	cmyk(81.7%, 0%, 79.7%, 40%)
CIE-LAB	lab(55.20, -55.27, 50.57)
CIE-LCH	lch(55.20, 74.91, 137.54°)
OKLab	oklab(59.58% -0.1499 0.113)
OKLCH	oklch(59.58% 0.188 143)
XYZ	xyz(12.1167, 23.1268, 5.1214)
Luminance	0.2313 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C991F #991C96

analogous

#57991C #1C991F #1C995D

triadic

#1C991F #1F1C99 #991F1C

tetradic

#1C991F #1C5799 #991C96 #995D1C

square

#1C991F #1C5799 #991C96 #995D1C

split-complementary

#1C991F #5D1C99 #991C57

monochromatic

#09320A #136515 #1C991F #25CD29 #50DF54

Accessibility & contrast

On white

3.73

#1C991F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#1C991F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C991F

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C991F	#FFFFFF	#000000	##000000
##1C991F	1.00	3.73	5.63	5.63
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.63	21.00	1.00	1.00
##000000	5.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9C8A00

Deuteranopia (green-blind)

#8F812E

Tritanopia (blue-blind)

#009482

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #1c991f;
/* rgb */ color: rgb(28, 153, 31);
/* oklch */ color: oklch(59.6% 0.188 143.0);

Tailwind

colors: {
  custom: {
    50: '#71b865',
    500: '#1c991f',
    950: '#000000',
  },
}

SCSS

$custom: #1c991f;
$custom-light: #71b865;
$custom-dark: #000000;

JSON

{
  "hex": "#1c991f",
  "rgb": {
    "r": 28,
    "g": 153,
    "b": 31
  },
  "hsl": {
    "h": 121.44,
    "s": 69.061,
    "l": 35.49
  },
  "oklch": {
    "l": 0.59578,
    "c": 0.18771,
    "h": 143
  },
  "luminance": 0.23128
}

Semantic roles & 50–950 ramp

primary

#1C991F

secondary

#C24FBF

accent

#3CE8EC

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091106

muted

#7B807A

Preview Lab

Preview with #1C991F

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

Preview Lab → · Contrast checker → · Palette generator →