#1B7A40#1B7A40

#1B7A40 is a mid, vivid green. Relative luminance 0.145; OKLCH L 51.2% C 0.124 H 151.5°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#1B7A40
RGB	rgb(27, 122, 64)
HSL	hsl(143, 64%, 29%)
HSV	hsv(143, 78%, 48%)
CMYK	cmyk(77.9%, 0%, 47.5%, 52.2%)
CIE-LAB	lab(44.97, -40.66, 24.20)
CIE-LCH	lch(44.97, 47.31, 149.24°)
OKLab	oklab(51.19% -0.1093 0.0594)
OKLCH	oklch(51.19% 0.124 151.5)
XYZ	xyz(8.3362, 14.5213, 7.2130)
Luminance	0.1452 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7A40 #7A1B55

analogous

#267A1B #1B7A40 #1B7A70

triadic

#1B7A40 #401B7A #7A401B

tetradic

#1B7A40 #1B267A #7A1B55 #7A701B

square

#1B7A40 #1B267A #7A1B55 #7A701B

split-complementary

#1B7A40 #701B7A #7A1B26

monochromatic

#06190D #104826 #1B7A40 #26AC5A #3CD477

Accessibility & contrast

On white

5.38

#1B7A40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#1B7A40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7A40

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7A40	#FFFFFF	#000000	##FFFFFF
##1B7A40	1.00	5.38	3.90	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A6F3C

Deuteranopia (green-blind)

#6F6744

Tritanopia (blue-blind)

#00786C

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #1b7a40;
/* rgb */ color: rgb(27, 122, 64);
/* oklch */ color: oklch(51.2% 0.124 151.5);

Tailwind

colors: {
  custom: {
    50: '#67a176',
    500: '#1b7a40',
    950: '#000000',
  },
}

SCSS

$custom: #1b7a40;
$custom-light: #67a176;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7a40",
  "rgb": {
    "r": 27,
    "g": 122,
    "b": 64
  },
  "hsl": {
    "h": 143.368,
    "s": 63.758,
    "l": 29.216
  },
  "oklch": {
    "l": 0.51188,
    "c": 0.12442,
    "h": 151.5
  },
  "luminance": 0.14522
}

Semantic roles & 50–950 ramp

primary

#1B7A40

secondary

#AE4384

accent

#41A6E7

background

#F6FAF7

surface

#EBF3ED

border

#C6CDC8

text

#070F08

muted

#7A7F7B

Preview Lab

Preview with #1B7A40

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

Preview Lab → · Contrast checker → · Palette generator →