#1B9E5C#1B9E5C

#1B9E5C is a mid, vivid green. Relative luminance 0.255; OKLCH L 61.7% C 0.146 H 154.6°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#1B9E5C
RGB	rgb(27, 158, 92)
HSL	hsl(150, 71%, 36%)
HSV	hsv(150, 83%, 62%)
CMYK	cmyk(82.9%, 0%, 41.8%, 38%)
CIE-LAB	lab(57.52, -49.06, 25.17)
CIE-LCH	lch(57.52, 55.14, 152.84°)
OKLab	oklab(61.71% -0.132 0.0625)
OKLCH	oklch(61.71% 0.146 154.6)
XYZ	xyz(14.6092, 25.4576, 14.2670)
Luminance	0.2546 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9E5C #9E1B5D

analogous

#1C9E1B #1B9E5C #1B9E9E

triadic

#1B9E5C #5C1B9E #9E5C1B

tetradic

#1B9E5C #1B1C9E #9E1B5D #9E9E1B

square

#1B9E5C #1B1C9E #9E1B5D #9E9E1B

split-complementary

#1B9E5C #9E1B9E #9E1B1C

monochromatic

#09351F #126A3E #1B9E5C #24D27A #52E199

Accessibility & contrast

On white

3.45

#1B9E5C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#1B9E5C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9E5C

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9E5C	#FFFFFF	#000000	##000000
##1B9E5C	1.00	3.45	6.09	6.09
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.09	21.00	1.00	1.00
##000000	6.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E9057

Deuteranopia (green-blind)

#8F8660

Tritanopia (blue-blind)

#009C8E

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #1b9e5c;
/* rgb */ color: rgb(27, 158, 92);
/* oklch */ color: oklch(61.7% 0.146 154.6);

Tailwind

colors: {
  custom: {
    50: '#70bc8b',
    500: '#1b9e5c',
    950: '#000000',
  },
}

SCSS

$custom: #1b9e5c;
$custom-light: #70bc8b;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9e5c",
  "rgb": {
    "r": 27,
    "g": 158,
    "b": 92
  },
  "hsl": {
    "h": 149.771,
    "s": 70.811,
    "l": 36.275
  },
  "oklch": {
    "l": 0.61712,
    "c": 0.14605,
    "h": 154.6
  },
  "luminance": 0.25459
}

Semantic roles & 50–950 ramp

primary

#1B9E5C

secondary

#C4518B

accent

#3A95EE

background

#F7FBF8

surface

#EDF6F0

border

#C8D0CB

text

#09120C

muted

#7B817D

Preview Lab

Preview with #1B9E5C

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

Preview Lab → · Contrast checker → · Palette generator →