#1B902E#1B902E

#1B902E is a mid, vivid green. Relative luminance 0.204; OKLCH L 57.2% C 0.169 H 145.0°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#1B902E
RGB	rgb(27, 144, 46)
HSL	hsl(130, 68%, 34%)
HSV	hsv(130, 81%, 56%)
CMYK	cmyk(81.3%, 0%, 68.1%, 43.5%)
CIE-LAB	lab(52.26, -51.17, 41.83)
CIE-LCH	lch(52.26, 66.09, 140.74°)
OKLab	oklab(57.16% -0.138 0.0967)
OKLCH	oklch(57.16% 0.169 145)
XYZ	xyz(10.9176, 20.3755, 5.9417)
Luminance	0.2038 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B902E #901B7D

analogous

#42901B #1B902E #1B9068

triadic

#1B902E #2E1B90 #902E1B

tetradic

#1B902E #1B4290 #901B7D #90681B

square

#1B902E #1B4290 #901B7D #90681B

split-complementary

#1B902E #681B90 #901B42

monochromatic

#08290D #115C1E #1B902E #25C43E #49DD61

Accessibility & contrast

On white

4.14

#1B902E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#1B902E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B902E

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B902E	#FFFFFF	#000000	##000000
##1B902E	1.00	4.14	5.08	5.08
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938221

Deuteranopia (green-blind)

#867937

Tritanopia (blue-blind)

#008C7C

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #1b902e;
/* rgb */ color: rgb(27, 144, 46);
/* oklch */ color: oklch(57.2% 0.169 145.0);

Tailwind

colors: {
  custom: {
    50: '#6eb26b',
    500: '#1b902e',
    950: '#000000',
  },
}

SCSS

$custom: #1b902e;
$custom-light: #6eb26b;
$custom-dark: #000000;

JSON

{
  "hex": "#1b902e",
  "rgb": {
    "r": 27,
    "g": 144,
    "b": 46
  },
  "hsl": {
    "h": 129.744,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.57159,
    "c": 0.16853,
    "h": 145
  },
  "luminance": 0.20377
}

Semantic roles & 50–950 ramp

primary

#1B902E

secondary

#BF48AB

accent

#3DCFEB

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#081107

muted

#7B807A

Preview Lab

Preview with #1B902E

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

Preview Lab → · Contrast checker → · Palette generator →