#1B781D#1B781D

#1B781D is a mid, vivid green. Relative luminance 0.138; OKLCH L 50.2% C 0.152 H 143.1°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#1B781D
RGB	rgb(27, 120, 29)
HSL	hsl(121, 63%, 29%)
HSV	hsv(121, 78%, 47%)
CMYK	cmyk(77.5%, 0%, 75.8%, 52.9%)
CIE-LAB	lab(43.88, -44.69, 40.09)
CIE-LCH	lch(43.88, 60.04, 138.11°)
OKLab	oklab(50.15% -0.1212 0.0909)
OKLCH	oklch(50.15% 0.152 143.1)
XYZ	xyz(7.3898, 13.7538, 3.4275)
Luminance	0.1376 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B781D #781B76

analogous

#48781B #1B781D #1B784C

triadic

#1B781D #1D1B78 #781D1B

tetradic

#1B781D #1B4878 #781B76 #784C1B

square

#1B781D #1B4878 #781B76 #784C1B

split-complementary

#1B781D #4C1B78 #781B48

monochromatic

#061906 #104611 #1B781D #26AA29 #3BD33E

Accessibility & contrast

On white

5.60

#1B781D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#1B781D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B781D

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B781D	#FFFFFF	#000000	##FFFFFF
##1B781D	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B6C0C

Deuteranopia (green-blind)

#706527

Tritanopia (blue-blind)

#007466

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #1b781d;
/* rgb */ color: rgb(27, 120, 29);
/* oklch */ color: oklch(50.2% 0.152 143.1);

Tailwind

colors: {
  custom: {
    50: '#68a05f',
    500: '#1b781d',
    950: '#000000',
  },
}

SCSS

$custom: #1b781d;
$custom-light: #68a05f;
$custom-dark: #000000;

JSON

{
  "hex": "#1b781d",
  "rgb": {
    "r": 27,
    "g": 120,
    "b": 29
  },
  "hsl": {
    "h": 121.29,
    "s": 63.265,
    "l": 28.824
  },
  "oklch": {
    "l": 0.50152,
    "c": 0.15151,
    "h": 143.1
  },
  "luminance": 0.13755
}

Semantic roles & 50–950 ramp

primary

#1B781D

secondary

#AC43AA

accent

#41E3E6

background

#F6F9F5

surface

#ECF2EA

border

#C7CCC6

text

#070F05

muted

#7A7E79

Preview Lab

Preview with #1B781D

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

Preview Lab → · Contrast checker → · Palette generator →