#1CB321#1CB321

#1CB321 is a light, highly saturated green. Relative luminance 0.326; OKLCH L 66.8% C 0.214 H 143.0°. Best body text is #000000 at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#1CB321
RGB	rgb(28, 179, 33)
HSL	hsl(122, 73%, 41%)
HSV	hsv(122, 84%, 70%)
CMYK	cmyk(84.4%, 0%, 81.6%, 29.8%)
CIE-LAB	lab(63.83, -63.09, 58.13)
CIE-LCH	lch(63.83, 85.79, 137.34°)
OKLab	oklab(66.77% -0.1711 0.1291)
OKLCH	oklch(66.77% 0.214 143)
XYZ	xyz(16.8724, 32.5948, 6.8407)
Luminance	0.3260 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1CB321 #B31CAE

analogous

#62B31C #1CB321 #1CB36C

triadic

#1CB321 #211CB3 #B3211C

tetradic

#1CB321 #1C62B3 #B31CAE #B36C1C

square

#1CB321 #1C62B3 #B31CAE #B36C1C

split-complementary

#1CB321 #6C1CB3 #B31C62

monochromatic

#0B490D #147E17 #1CB321 #2EDE34 #63E767

Accessibility & contrast

On white

2.79

#1CB321 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.52

#1CB321 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1CB321

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1CB321	#FFFFFF	#000000	##000000
##1CB321	1.00	2.79	7.52	7.52
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.52	21.00	1.00	1.00
##000000	7.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A100

Deuteranopia (green-blind)

#A79634

Tritanopia (blue-blind)

#00AE99

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #1cb321;
/* rgb */ color: rgb(28, 179, 33);
/* oklch */ color: oklch(66.8% 0.214 143.0);

Tailwind

colors: {
  custom: {
    50: '#78cb6a',
    500: '#1cb321',
    950: '#000000',
  },
}

SCSS

$custom: #1cb321;
$custom-light: #78cb6a;
$custom-dark: #000000;

JSON

{
  "hex": "#1cb321",
  "rgb": {
    "r": 28,
    "g": 179,
    "b": 33
  },
  "hsl": {
    "h": 121.987,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.66766,
    "c": 0.2143,
    "h": 143
  },
  "luminance": 0.32597
}

Semantic roles & 50–950 ramp

primary

#1CB321

secondary

#CB5FC8

accent

#38EAF0

background

#F8FCF6

surface

#EFF9EC

border

#CAD2C7

text

#0B1307

muted

#7C827A

Preview Lab

Preview with #1CB321

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

Preview Lab → · Contrast checker → · Palette generator →