#1B7E41#1B7E41

#1B7E41 is a mid, vivid green. Relative luminance 0.155; OKLCH L 52.3% C 0.129 H 151.2°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#1B7E41
RGB	rgb(27, 126, 65)
HSL	hsl(143, 65%, 30%)
HSV	hsv(143, 79%, 49%)
CMYK	cmyk(78.6%, 0%, 48.4%, 50.6%)
CIE-LAB	lab(46.36, -42.03, 25.42)
CIE-LCH	lch(46.36, 49.11, 148.83°)
OKLab	oklab(52.34% -0.113 0.0622)
OKLCH	oklch(52.34% 0.129 151.2)
XYZ	xyz(8.8662, 15.5353, 7.5313)
Luminance	0.1554 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7E41 #7E1B58

analogous

#277E1B #1B7E41 #1B7E72

triadic

#1B7E41 #411B7E #7E411B

tetradic

#1B7E41 #1B277E #7E1B58 #7E721B

square

#1B7E41 #1B277E #7E1B58 #7E721B

split-complementary

#1B7E41 #721B7E #7E1B27

monochromatic

#05190D #104C27 #1B7E41 #26B05B #3ED678

Accessibility & contrast

On white

5.11

#1B7E41 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#1B7E41 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7E41

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7E41	#FFFFFF	#000000	##FFFFFF
##1B7E41	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F733C

Deuteranopia (green-blind)

#736B45

Tritanopia (blue-blind)

#007C6F

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #1b7e41;
/* rgb */ color: rgb(27, 126, 65);
/* oklch */ color: oklch(52.3% 0.129 151.2);

Tailwind

colors: {
  custom: {
    50: '#68a476',
    500: '#1b7e41',
    950: '#000000',
  },
}

SCSS

$custom: #1b7e41;
$custom-light: #68a476;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7e41",
  "rgb": {
    "r": 27,
    "g": 126,
    "b": 65
  },
  "hsl": {
    "h": 143.03,
    "s": 64.706,
    "l": 30
  },
  "oklch": {
    "l": 0.5234,
    "c": 0.12898,
    "h": 151.2
  },
  "luminance": 0.15536
}

Semantic roles & 50–950 ramp

primary

#1B7E41

secondary

#B24387

accent

#40A7E8

background

#F6FAF7

surface

#ECF4ED

border

#C7CEC8

text

#070F08

muted

#7A7F7B

Preview Lab

Preview with #1B7E41

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

Preview Lab → · Contrast checker → · Palette generator →