#1F7440#1F7440

#1F7440 is a mid, moderate green. Relative luminance 0.132; OKLCH L 49.6% C 0.115 H 152.1°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#1F7440
RGB	rgb(31, 116, 64)
HSL	hsl(143, 58%, 29%)
HSV	hsv(143, 73%, 45%)
CMYK	cmyk(73.3%, 0%, 44.8%, 54.5%)
CIE-LAB	lab(42.99, -37.59, 21.66)
CIE-LCH	lch(42.99, 43.39, 150.05°)
OKLab	oklab(49.58% -0.1013 0.0535)
OKLCH	oklch(49.58% 0.115 152.1)
XYZ	xyz(7.7352, 13.1514, 6.9803)
Luminance	0.1315 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F7440 #741F53

analogous

#29741F #1F7440 #1F746B

triadic

#1F7440 #401F74 #74401F

tetradic

#1F7440 #1F2974 #741F53 #746B1F

square

#1F7440 #1F2974 #741F53 #746B1F

split-complementary

#1F7440 #6B1F74 #741F29

monochromatic

#06180D #124425 #1F7440 #2CA45B #41CC77

Accessibility & contrast

On white

5.78

#1F7440 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#1F7440 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F7440

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F7440	#FFFFFF	#000000	##FFFFFF
##1F7440	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#746A3C

Deuteranopia (green-blind)

#6A6344

Tritanopia (blue-blind)

#007267

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #1f7440;
/* rgb */ color: rgb(31, 116, 64);
/* oklch */ color: oklch(49.6% 0.115 152.1);

Tailwind

colors: {
  custom: {
    50: '#679d75',
    500: '#1f7440',
    950: '#000000',
  },
}

SCSS

$custom: #1f7440;
$custom-light: #679d75;
$custom-dark: #000000;

JSON

{
  "hex": "#1f7440",
  "rgb": {
    "r": 31,
    "g": 116,
    "b": 64
  },
  "hsl": {
    "h": 143.294,
    "s": 57.823,
    "l": 28.824
  },
  "oklch": {
    "l": 0.49576,
    "c": 0.11457,
    "h": 152.1
  },
  "luminance": 0.13152
}

Semantic roles & 50–950 ramp

primary

#1F7440

secondary

#A84782

accent

#47A5E1

background

#F6F9F7

surface

#EBF2ED

border

#C6CCC8

text

#070E08

muted

#7A7E7B

Preview Lab

Preview with #1F7440

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

Preview Lab → · Contrast checker → · Palette generator →