#1CB451#1CB451

#1CB451 is a light, vivid green. Relative luminance 0.335; OKLCH L 67.5% C 0.184 H 148.8°. Best body text is #000000 at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#1CB451
RGB	rgb(28, 180, 81)
HSL	hsl(141, 73%, 41%)
HSV	hsv(141, 84%, 71%)
CMYK	cmyk(84.4%, 0%, 55%, 29.4%)
CIE-LAB	lab(64.55, -58.56, 39.69)
CIE-LCH	lch(64.55, 70.74, 145.87°)
OKLab	oklab(67.49% -0.1571 0.0951)
OKLCH	oklch(67.49% 0.184 148.8)
XYZ	xyz(18.2838, 33.4812, 13.2819)
Luminance	0.3348 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1CB451 #B41C7F

analogous

#33B41C #1CB451 #1CB49D

triadic

#1CB451 #511CB4 #B4511C

tetradic

#1CB451 #1C33B4 #B41C7F #B49D1C

square

#1CB451 #1C33B4 #B41C7F #B49D1C

split-complementary

#1CB451 #9D1CB4 #B41C33

monochromatic

#0C4A21 #147F39 #1CB451 #2FDF6C #64E791

Accessibility & contrast

On white

2.73

#1CB451 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.70

#1CB451 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1CB451

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1CB451	#FFFFFF	#000000	##000000
##1CB451	1.00	2.73	7.70	7.70
#FFFFFF	2.73	1.00	21.00	21.00
#000000	7.70	21.00	1.00	1.00
##000000	7.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A348

Deuteranopia (green-blind)

#A59859

Tritanopia (blue-blind)

#00B09E

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #1cb451;
/* rgb */ color: rgb(28, 180, 81);
/* oklch */ color: oklch(67.5% 0.184 148.8);

Tailwind

colors: {
  custom: {
    50: '#76cc84',
    500: '#1cb451',
    950: '#000000',
  },
}

SCSS

$custom: #1cb451;
$custom-light: #76cc84;
$custom-dark: #000000;

JSON

{
  "hex": "#1cb451",
  "rgb": {
    "r": 28,
    "g": 180,
    "b": 81
  },
  "hsl": {
    "h": 140.921,
    "s": 73.077,
    "l": 40.784
  },
  "oklch": {
    "l": 0.67488,
    "c": 0.18364,
    "h": 148.8
  },
  "luminance": 0.33483
}

Semantic roles & 50–950 ramp

primary

#1CB451

secondary

#CC60A6

accent

#38B0F0

background

#F7FCF8

surface

#EEF9EF

border

#C9D2CA

text

#0A130B

muted

#7C827C

Preview Lab

Preview with #1CB451

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

Preview Lab → · Contrast checker → · Palette generator →