#1B9F3E#1B9F3E

#1B9F3E is a mid, vivid green. Relative luminance 0.254; OKLCH L 61.5% C 0.174 H 146.9°. Best body text is #000000 at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#1B9F3E
RGB	rgb(27, 159, 62)
HSL	hsl(136, 71%, 36%)
HSV	hsv(136, 83%, 62%)
CMYK	cmyk(83%, 0%, 61%, 37.6%)
CIE-LAB	lab(57.44, -54.27, 40.37)
CIE-LCH	lch(57.44, 67.64, 143.35°)
OKLab	oklab(61.51% -0.1459 0.0952)
OKLCH	oklch(61.51% 0.174 146.9)
XYZ	xyz(13.7186, 25.3754, 8.7314)
Luminance	0.2538 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9F3E #9F1B7C

analogous

#3A9F1B #1B9F3E #1B9F80

triadic

#1B9F3E #3E1B9F #9F3E1B

tetradic

#1B9F3E #1B3A9F #9F1B7C #9F801B

square

#1B9F3E #1B3A9F #9F1B7C #9F801B

split-complementary

#1B9F3E #801B9F #9F1B3A

monochromatic

#093615 #126B2A #1B9F3E #24D352 #53E279

Accessibility & contrast

On white

3.46

#1B9F3E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.08

#1B9F3E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9F3E

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9F3E	#FFFFFF	#000000	##000000
##1B9F3E	1.00	3.46	6.08	6.08
#FFFFFF	3.46	1.00	21.00	21.00
#000000	6.08	21.00	1.00	1.00
##000000	6.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A19034

Deuteranopia (green-blind)

#938646

Tritanopia (blue-blind)

#009B8A

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #1b9f3e;
/* rgb */ color: rgb(27, 159, 62);
/* oklch */ color: oklch(61.5% 0.174 146.9);

Tailwind

colors: {
  custom: {
    50: '#71bd77',
    500: '#1b9f3e',
    950: '#000000',
  },
}

SCSS

$custom: #1b9f3e;
$custom-light: #71bd77;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9f3e",
  "rgb": {
    "r": 27,
    "g": 159,
    "b": 62
  },
  "hsl": {
    "h": 135.909,
    "s": 70.968,
    "l": 36.471
  },
  "oklch": {
    "l": 0.61513,
    "c": 0.17419,
    "h": 146.9
  },
  "luminance": 0.25377
}

Semantic roles & 50–950 ramp

primary

#1B9F3E

secondary

#C551A6

accent

#3ABEEE

background

#F7FBF7

surface

#EDF7ED

border

#C8D0C8

text

#091209

muted

#7B817B

Preview Lab

Preview with #1B9F3E

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

Preview Lab → · Contrast checker → · Palette generator →