#1B9E44#1B9E44

#1B9E44 is a mid, vivid green. Relative luminance 0.251; OKLCH L 61.3% C 0.168 H 148.1°. Best body text is #000000 at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#1B9E44
RGB	rgb(27, 158, 68)
HSL	hsl(139, 71%, 36%)
HSV	hsv(139, 83%, 62%)
CMYK	cmyk(82.9%, 0%, 57%, 38%)
CIE-LAB	lab(57.18, -53.12, 37.18)
CIE-LCH	lch(57.18, 64.84, 145.01°)
OKLab	oklab(61.32% -0.1426 0.0887)
OKLCH	oklch(61.32% 0.168 148.1)
XYZ	xyz(13.7211, 25.1024, 9.5898)
Luminance	0.2510 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9E44 #9E1B75

analogous

#339E1B #1B9E44 #1B9E86

triadic

#1B9E44 #441B9E #9E441B

tetradic

#1B9E44 #1B339E #9E1B75 #9E861B

square

#1B9E44 #1B339E #9E1B75 #9E861B

split-complementary

#1B9E44 #861B9E #9E1B33

monochromatic

#093517 #126A2E #1B9E44 #24D25A #52E17F

Accessibility & contrast

On white

3.49

#1B9E44 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.02

#1B9E44 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9E44

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9E44	#FFFFFF	#000000	##000000
##1B9E44	1.00	3.49	6.02	6.02
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.02	21.00	1.00	1.00
##000000	6.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A08F3B

Deuteranopia (green-blind)

#91854B

Tritanopia (blue-blind)

#009B8A

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #1b9e44;
/* rgb */ color: rgb(27, 158, 68);
/* oklch */ color: oklch(61.3% 0.168 148.1);

Tailwind

colors: {
  custom: {
    50: '#71bc7a',
    500: '#1b9e44',
    950: '#000000',
  },
}

SCSS

$custom: #1b9e44;
$custom-light: #71bc7a;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9e44",
  "rgb": {
    "r": 27,
    "g": 158,
    "b": 68
  },
  "hsl": {
    "h": 138.779,
    "s": 70.811,
    "l": 36.275
  },
  "oklch": {
    "l": 0.61315,
    "c": 0.16796,
    "h": 148.1
  },
  "luminance": 0.25104
}

Semantic roles & 50–950 ramp

primary

#1B9E44

secondary

#C451A0

accent

#3AB5EE

background

#F7FBF7

surface

#EDF6EE

border

#C8D0C9

text

#091209

muted

#7B817B

Preview Lab

Preview with #1B9E44

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

Preview Lab → · Contrast checker → · Palette generator →