#1B8A3E#1B8A3E

#1B8A3E is a mid, vivid green. Relative luminance 0.188; OKLCH L 55.7% C 0.148 H 148.6°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#1B8A3E
RGB	rgb(27, 138, 62)
HSL	hsl(139, 67%, 32%)
HSV	hsv(139, 80%, 54%)
CMYK	cmyk(80.4%, 0%, 55.1%, 45.9%)
CIE-LAB	lab(50.40, -46.99, 32.04)
CIE-LCH	lch(50.40, 56.87, 145.72°)
OKLab	oklab(55.67% -0.1262 0.077)
OKLCH	oklch(55.67% 0.148 148.6)
XYZ	xyz(10.4091, 18.7565, 7.6283)
Luminance	0.1876 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8A3E #8A1B67

analogous

#2F8A1B #1B8A3E #1B8A76

triadic

#1B8A3E #3E1B8A #8A3E1B

tetradic

#1B8A3E #1B2F8A #8A1B67 #8A761B

square

#1B8A3E #1B2F8A #8A1B67 #8A761B

split-complementary

#1B8A3E #761B8A #8A1B2F

monochromatic

#072410 #115727 #1B8A3E #25BD55 #45DB74

Accessibility & contrast

On white

4.42

#1B8A3E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#1B8A3E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8A3E

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8A3E	#FFFFFF	#000000	##000000
##1B8A3E	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B7D37

Deuteranopia (green-blind)

#7F7544

Tritanopia (blue-blind)

#008779

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #1b8a3e;
/* rgb */ color: rgb(27, 138, 62);
/* oklch */ color: oklch(55.7% 0.148 148.6);

Tailwind

colors: {
  custom: {
    50: '#6cad75',
    500: '#1b8a3e',
    950: '#000000',
  },
}

SCSS

$custom: #1b8a3e;
$custom-light: #6cad75;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8a3e",
  "rgb": {
    "r": 27,
    "g": 138,
    "b": 62
  },
  "hsl": {
    "h": 138.919,
    "s": 67.273,
    "l": 32.353
  },
  "oklch": {
    "l": 0.55673,
    "c": 0.14785,
    "h": 148.6
  },
  "luminance": 0.18758
}

Semantic roles & 50–950 ramp

primary

#1B8A3E

secondary

#BC4596

accent

#3EB4EA

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #1B8A3E

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

Preview Lab → · Contrast checker → · Palette generator →