#1B9839#1B9839

#1B9839 is a mid, vivid green. Relative luminance 0.230; OKLCH L 59.5% C 0.170 H 146.4°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#1B9839
RGB	rgb(27, 152, 57)
HSL	hsl(134, 70%, 35%)
HSV	hsv(134, 82%, 60%)
CMYK	cmyk(82.2%, 0%, 62.5%, 40.4%)
CIE-LAB	lab(55.06, -52.56, 39.98)
CIE-LCH	lch(55.06, 66.04, 142.75°)
OKLab	oklab(59.52% -0.1414 0.0939)
OKLCH	oklch(59.52% 0.17 146.4)
XYZ	xyz(12.4178, 22.9834, 7.6519)
Luminance	0.2298 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9839 #981B7A

analogous

#3C981B #1B9839 #1B9877

triadic

#1B9839 #391B98 #98391B

tetradic

#1B9839 #1B3C98 #981B7A #98771B

square

#1B9839 #1B3C98 #981B7A #98771B

split-complementary

#1B9839 #771B98 #981B3C

monochromatic

#093012 #126426 #1B9839 #24CC4C #4EE071

Accessibility & contrast

On white

3.75

#1B9839 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#1B9839 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9839

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9839	#FFFFFF	#000000	##000000
##1B9839	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9A8A2F

Deuteranopia (green-blind)

#8D8041

Tritanopia (blue-blind)

#009484

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #1b9839;
/* rgb */ color: rgb(27, 152, 57);
/* oklch */ color: oklch(59.5% 0.170 146.4);

Tailwind

colors: {
  custom: {
    50: '#6fb773',
    500: '#1b9839',
    950: '#000000',
  },
}

SCSS

$custom: #1b9839;
$custom-light: #6fb773;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9839",
  "rgb": {
    "r": 27,
    "g": 152,
    "b": 57
  },
  "hsl": {
    "h": 134.4,
    "s": 69.832,
    "l": 35.098
  },
  "oklch": {
    "l": 0.59516,
    "c": 0.16973,
    "h": 146.4
  },
  "luminance": 0.22985
}

Semantic roles & 50–950 ramp

primary

#1B9839

secondary

#C24DA6

accent

#3BC2ED

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#091108

muted

#7B807B

Preview Lab

Preview with #1B9839

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

Preview Lab → · Contrast checker → · Palette generator →