#1B7D28#1B7D28

#1B7D28 is a mid, vivid green. Relative luminance 0.151; OKLCH L 51.7% C 0.150 H 144.8°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#1B7D28
RGB	rgb(27, 125, 40)
HSL	hsl(128, 64%, 30%)
HSV	hsv(128, 78%, 49%)
CMYK	cmyk(78.4%, 0%, 68%, 51%)
CIE-LAB	lab(45.71, -45.33, 37.33)
CIE-LCH	lch(45.71, 58.72, 140.52°)
OKLab	oklab(51.7% -0.1224 0.0865)
OKLCH	oklch(51.7% 0.15 144.8)
XYZ	xyz(8.1681, 15.0525, 4.4820)
Luminance	0.1505 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7D28 #7D1B70

analogous

#3F7D1B #1B7D28 #1B7D59

triadic

#1B7D28 #281B7D #7D281B

tetradic

#1B7D28 #1B3F7D #7D1B70 #7D591B

square

#1B7D28 #1B3F7D #7D1B70 #7D591B

split-complementary

#1B7D28 #591B7D #7D1B3F

monochromatic

#051908 #104B18 #1B7D28 #26AF38 #3DD551

Accessibility & contrast

On white

5.24

#1B7D28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#1B7D28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7D28

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7D28	#FFFFFF	#000000	##FFFFFF
##1B7D28	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F711D

Deuteranopia (green-blind)

#746930

Tritanopia (blue-blind)

#007A6B

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #1b7d28;
/* rgb */ color: rgb(27, 125, 40);
/* oklch */ color: oklch(51.7% 0.150 144.8);

Tailwind

colors: {
  custom: {
    50: '#69a466',
    500: '#1b7d28',
    950: '#000000',
  },
}

SCSS

$custom: #1b7d28;
$custom-light: #69a466;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7d28",
  "rgb": {
    "r": 27,
    "g": 125,
    "b": 40
  },
  "hsl": {
    "h": 127.959,
    "s": 64.474,
    "l": 29.804
  },
  "oklch": {
    "l": 0.51699,
    "c": 0.1499,
    "h": 144.8
  },
  "luminance": 0.15053
}

Semantic roles & 50–950 ramp

primary

#1B7D28

secondary

#B143A2

accent

#40D1E7

background

#F6FAF6

surface

#ECF4EB

border

#C7CEC6

text

#070F06

muted

#7A7F7A

Preview Lab

Preview with #1B7D28

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

Preview Lab → · Contrast checker → · Palette generator →