#1B7B3F#1B7B3F

#1B7B3F is a mid, vivid green. Relative luminance 0.148; OKLCH L 51.5% C 0.127 H 150.9°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#1B7B3F
RGB	rgb(27, 123, 63)
HSL	hsl(143, 64%, 29%)
HSV	hsv(143, 78%, 48%)
CMYK	cmyk(78%, 0%, 48.8%, 51.8%)
CIE-LAB	lab(45.30, -41.23, 25.17)
CIE-LCH	lch(45.30, 48.30, 148.60°)
OKLab	oklab(51.45% -0.1108 0.0616)
OKLCH	oklch(51.45% 0.127 150.9)
XYZ	xyz(8.4314, 14.7568, 7.1057)
Luminance	0.1476 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7B3F #7B1B57

analogous

#277B1B #1B7B3F #1B7B6F

triadic

#1B7B3F #3F1B7B #7B3F1B

tetradic

#1B7B3F #1B277B #7B1B57 #7B6F1B

square

#1B7B3F #1B277B #7B1B57 #7B6F1B

split-complementary

#1B7B3F #6F1B7B #7B1B27

monochromatic

#06190D #104925 #1B7B3F #26AD59 #3CD475

Accessibility & contrast

On white

5.31

#1B7B3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#1B7B3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7B3F

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7B3F	#FFFFFF	#000000	##FFFFFF
##1B7B3F	1.00	5.31	3.95	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C703A

Deuteranopia (green-blind)

#706843

Tritanopia (blue-blind)

#00796D

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #1b7b3f;
/* rgb */ color: rgb(27, 123, 63);
/* oklch */ color: oklch(51.5% 0.127 150.9);

Tailwind

colors: {
  custom: {
    50: '#68a275',
    500: '#1b7b3f',
    950: '#000000',
  },
}

SCSS

$custom: #1b7b3f;
$custom-light: #68a275;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7b3f",
  "rgb": {
    "r": 27,
    "g": 123,
    "b": 63
  },
  "hsl": {
    "h": 142.5,
    "s": 64,
    "l": 29.412
  },
  "oklch": {
    "l": 0.51454,
    "c": 0.12679,
    "h": 150.9
  },
  "luminance": 0.14758
}

Semantic roles & 50–950 ramp

primary

#1B7B3F

secondary

#AF4386

accent

#41A9E7

background

#F6FAF7

surface

#EBF4ED

border

#C6CEC8

text

#070F08

muted

#7A7F7B

Preview Lab

Preview with #1B7B3F

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

Preview Lab → · Contrast checker → · Palette generator →