#1B8E4B#1B8E4B

#1B8E4B is a mid, vivid green. Relative luminance 0.201; OKLCH L 57.0% C 0.141 H 151.9°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#1B8E4B
RGB	rgb(27, 142, 75)
HSL	hsl(145, 68%, 33%)
HSV	hsv(145, 81%, 56%)
CMYK	cmyk(81%, 0%, 47.2%, 44.3%)
CIE-LAB	lab(51.93, -46.28, 27.10)
CIE-LCH	lch(51.93, 53.63, 149.65°)
OKLab	oklab(57% -0.1243 0.0665)
OKLCH	oklch(57% 0.141 151.9)
XYZ	xyz(11.3940, 20.0856, 9.9317)
Luminance	0.2009 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8E4B #8E1B5E

analogous

#258E1B #1B8E4B #1B8E84

triadic

#1B8E4B #4B1B8E #8E4B1B

tetradic

#1B8E4B #1B258E #8E1B5E #8E841B

square

#1B8E4B #1B258E #8E1B5E #8E841B

split-complementary

#1B8E4B #841B8E #8E1B25

monochromatic

#072715 #115B30 #1B8E4B #25C166 #47DC85

Accessibility & contrast

On white

4.19

#1B8E4B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#1B8E4B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8E4B

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8E4B	#FFFFFF	#000000	##000000
##1B8E4B	1.00	4.19	5.02	5.02
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E8146

Deuteranopia (green-blind)

#817850

Tritanopia (blue-blind)

#008C7E

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #1b8e4b;
/* rgb */ color: rgb(27, 142, 75);
/* oklch */ color: oklch(57.0% 0.141 151.9);

Tailwind

colors: {
  custom: {
    50: '#6cb07e',
    500: '#1b8e4b',
    950: '#000000',
  },
}

SCSS

$custom: #1b8e4b;
$custom-light: #6cb07e;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8e4b",
  "rgb": {
    "r": 27,
    "g": 142,
    "b": 75
  },
  "hsl": {
    "h": 145.043,
    "s": 68.047,
    "l": 33.137
  },
  "oklch": {
    "l": 0.57002,
    "c": 0.14098,
    "h": 151.9
  },
  "luminance": 0.20087
}

Semantic roles & 50–950 ramp

primary

#1B8E4B

secondary

#BE478C

accent

#3DA2EB

background

#F7FAF7

surface

#EDF5EE

border

#C8CFC9

text

#08110A

muted

#7B807C

Preview Lab

Preview with #1B8E4B

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

Preview Lab → · Contrast checker → · Palette generator →