#1CB33B#1CB33B

#1CB33B is a light, vivid green. Relative luminance 0.328; OKLCH L 67.0% C 0.200 H 145.4°. Best body text is #000000 at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#1CB33B
RGB	rgb(28, 179, 59)
HSL	hsl(132, 73%, 41%)
HSV	hsv(132, 84%, 70%)
CMYK	cmyk(84.4%, 0%, 67%, 29.8%)
CIE-LAB	lab(64.00, -60.99, 49.06)
CIE-LCH	lch(64.00, 78.27, 141.18°)
OKLab	oklab(66.96% -0.1643 0.1134)
OKLCH	oklch(66.96% 0.2 145.4)
XYZ	xyz(17.3871, 32.8007, 9.5516)
Luminance	0.3280 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1CB33B #B31C94

analogous

#48B31C #1CB33B #1CB386

triadic

#1CB33B #3B1CB3 #B33B1C

tetradic

#1CB33B #1C48B3 #B31C94 #B3861C

square

#1CB33B #1C48B3 #B31C94 #B3861C

split-complementary

#1CB33B #861CB3 #B31C48

monochromatic

#0B4918 #147E2A #1CB33B #2EDE52 #63E77E

Accessibility & contrast

On white

2.78

#1CB33B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.56

#1CB33B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1CB33B

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1CB33B	#FFFFFF	#000000	##000000
##1CB33B	1.00	2.78	7.56	7.56
#FFFFFF	2.78	1.00	21.00	21.00
#000000	7.56	21.00	1.00	1.00
##000000	7.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A22B

Deuteranopia (green-blind)

#A69746

Tritanopia (blue-blind)

#00AE9A

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #1cb33b;
/* rgb */ color: rgb(28, 179, 59);
/* oklch */ color: oklch(67.0% 0.200 145.4);

Tailwind

colors: {
  custom: {
    50: '#77cb76',
    500: '#1cb33b',
    950: '#000000',
  },
}

SCSS

$custom: #1cb33b;
$custom-light: #77cb76;
$custom-dark: #000000;

JSON

{
  "hex": "#1cb33b",
  "rgb": {
    "r": 28,
    "g": 179,
    "b": 59
  },
  "hsl": {
    "h": 132.318,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.66959,
    "c": 0.19962,
    "h": 145.4
  },
  "luminance": 0.32803
}

Semantic roles & 50–950 ramp

primary

#1CB33B

secondary

#CB5FB5

accent

#38CAF0

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0A1309

muted

#7C827B

Preview Lab

Preview with #1CB33B

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

Preview Lab → · Contrast checker → · Palette generator →