#1B8F2B#1B8F2B

#1B8F2B is a mid, vivid green. Relative luminance 0.201; OKLCH L 56.8% C 0.169 H 144.6°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#1B8F2B
RGB	rgb(27, 143, 43)
HSL	hsl(128, 68%, 33%)
HSV	hsv(128, 81%, 56%)
CMYK	cmyk(81.1%, 0%, 69.9%, 43.9%)
CIE-LAB	lab(51.89, -51.15, 42.72)
CIE-LCH	lch(51.89, 66.65, 140.13°)
OKLab	oklab(56.85% -0.1381 0.0982)
OKLCH	oklch(56.85% 0.169 144.6)
XYZ	xyz(10.7098, 20.0511, 5.5908)
Luminance	0.2005 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8F2B #8F1B7F

analogous

#458F1B #1B8F2B #1B8F65

triadic

#1B8F2B #2B1B8F #8F2B1B

tetradic

#1B8F2B #1B458F #8F1B7F #8F651B

square

#1B8F2B #1B458F #8F1B7F #8F651B

split-complementary

#1B8F2B #651B8F #8F1B45

monochromatic

#08280C #115C1C #1B8F2B #25C23A #48DC5C

Accessibility & contrast

On white

4.19

#1B8F2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#1B8F2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8F2B

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8F2B	#FFFFFF	#000000	##000000
##1B8F2B	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92811D

Deuteranopia (green-blind)

#857835

Tritanopia (blue-blind)

#008B7B

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #1b8f2b;
/* rgb */ color: rgb(27, 143, 43);
/* oklch */ color: oklch(56.8% 0.169 144.6);

Tailwind

colors: {
  custom: {
    50: '#6eb16a',
    500: '#1b8f2b',
    950: '#000000',
  },
}

SCSS

$custom: #1b8f2b;
$custom-light: #6eb16a;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8f2b",
  "rgb": {
    "r": 27,
    "g": 143,
    "b": 43
  },
  "hsl": {
    "h": 128.276,
    "s": 68.235,
    "l": 33.333
  },
  "oklch": {
    "l": 0.56848,
    "c": 0.16947,
    "h": 144.6
  },
  "luminance": 0.20052
}

Semantic roles & 50–950 ramp

primary

#1B8F2B

secondary

#BE48AE

accent

#3DD3EB

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#081107

muted

#7B807A

Preview Lab

Preview with #1B8F2B

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

Preview Lab → · Contrast checker → · Palette generator →