#1B733D#1B733D

#1B733D is a mid, moderate green. Relative luminance 0.128; OKLCH L 49.1% C 0.118 H 151.6°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#1B733D
RGB	rgb(27, 115, 61)
HSL	hsl(143, 62%, 28%)
HSV	hsv(143, 77%, 45%)
CMYK	cmyk(76.5%, 0%, 47%, 54.9%)
CIE-LAB	lab(42.51, -38.45, 22.71)
CIE-LCH	lch(42.51, 44.66, 149.43°)
OKLab	oklab(49.14% -0.1035 0.0559)
OKLCH	oklch(49.14% 0.118 151.6)
XYZ	xyz(7.4244, 12.8305, 6.4992)
Luminance	0.1283 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B733D #731B51

analogous

#25731B #1B733D #1B7369

triadic

#1B733D #3D1B73 #733D1B

tetradic

#1B733D #1B2573 #731B51 #73691B

square

#1B733D #1B2573 #731B51 #73691B

split-complementary

#1B733D #691B73 #731B25

monochromatic

#06190D #0F4123 #1B733D #27A557 #38D073

Accessibility & contrast

On white

5.89

#1B733D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#1B733D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B733D

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B733D	#FFFFFF	#000000	##FFFFFF
##1B733D	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#736939

Deuteranopia (green-blind)

#696141

Tritanopia (blue-blind)

#007166

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #1b733d;
/* rgb */ color: rgb(27, 115, 61);
/* oklch */ color: oklch(49.1% 0.118 151.6);

Tailwind

colors: {
  custom: {
    50: '#669c73',
    500: '#1b733d',
    950: '#000000',
  },
}

SCSS

$custom: #1b733d;
$custom-light: #669c73;
$custom-dark: #000000;

JSON

{
  "hex": "#1b733d",
  "rgb": {
    "r": 27,
    "g": 115,
    "b": 61
  },
  "hsl": {
    "h": 143.182,
    "s": 61.972,
    "l": 27.843
  },
  "oklch": {
    "l": 0.49135,
    "c": 0.11758,
    "h": 151.6
  },
  "luminance": 0.12831
}

Semantic roles & 50–950 ramp

primary

#1B733D

secondary

#A84280

accent

#43A6E5

background

#F6F9F7

surface

#EBF2ED

border

#C6CCC8

text

#060E08

muted

#7A7E7B

Preview Lab

Preview with #1B733D

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

Preview Lab → · Contrast checker → · Palette generator →