#1CA11B#1CA11B

#1CA11B is a mid, vivid green. Relative luminance 0.258; OKLCH L 61.8% C 0.198 H 142.6°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#1CA11B
RGB	rgb(28, 161, 27)
HSL	hsl(120, 71%, 37%)
HSV	hsv(120, 83%, 63%)
CMYK	cmyk(82.6%, 0%, 83.2%, 36.9%)
CIE-LAB	lab(57.86, -58.00, 54.27)
CIE-LCH	lch(57.86, 79.43, 136.90°)
OKLab	oklab(61.78% -0.1574 0.1202)
OKLCH	oklch(61.78% 0.198 142.6)
XYZ	xyz(13.4207, 25.8141, 5.3120)
Luminance	0.2582 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1CA11B #A01BA1

analogous

#5FA11B #1CA11B #1BA15D

triadic

#1CA11B #1B1CA1 #A11B1C

tetradic

#1CA11B #1B5FA1 #A01BA1 #A15D1B

square

#1CA11B #1B5FA1 #A01BA1 #A15D1B

split-complementary

#1CA11B #5D1BA1 #A11B5F

monochromatic

#0A3809 #136D12 #1CA11B #25D524 #55E254

Accessibility & contrast

On white

3.41

#1CA11B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.16

#1CA11B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1CA11B

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1CA11B	#FFFFFF	#000000	##000000
##1CA11B	1.00	3.41	6.16	6.16
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.16	21.00	1.00	1.00
##000000	6.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#97872D

Tritanopia (blue-blind)

#009C89

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #1ca11b;
/* rgb */ color: rgb(28, 161, 27);
/* oklch */ color: oklch(61.8% 0.198 142.6);

Tailwind

colors: {
  custom: {
    50: '#74be64',
    500: '#1ca11b',
    950: '#000000',
  },
}

SCSS

$custom: #1ca11b;
$custom-light: #74be64;
$custom-dark: #000000;

JSON

{
  "hex": "#1ca11b",
  "rgb": {
    "r": 28,
    "g": 161,
    "b": 27
  },
  "hsl": {
    "h": 119.552,
    "s": 71.277,
    "l": 36.863
  },
  "oklch": {
    "l": 0.61784,
    "c": 0.19808,
    "h": 142.6
  },
  "luminance": 0.25816
}

Semantic roles & 50–950 ramp

primary

#1CA11B

secondary

#C452C5

accent

#3AEEED

background

#F7FBF6

surface

#EEF7EB

border

#C9D0C6

text

#0A1206

muted

#7C817A

Preview Lab

Preview with #1CA11B

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

Preview Lab → · Contrast checker → · Palette generator →