#1F613B#1F613B

#1F613B is a dark, moderate green. Relative luminance 0.092; OKLCH L 44.0% C 0.091 H 154.5°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#1F613B
RGB	rgb(31, 97, 59)
HSL	hsl(145, 52%, 25%)
HSV	hsv(145, 68%, 38%)
CMYK	cmyk(68%, 0%, 39.2%, 62%)
CIE-LAB	lab(36.28, -30.46, 15.73)
CIE-LCH	lch(36.28, 34.29, 152.69°)
OKLab	oklab(44.02% -0.0825 0.0394)
OKLCH	oklch(44.02% 0.091 154.5)
XYZ	xyz(5.6287, 9.1559, 5.6075)
Luminance	0.0916 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F613B #611F45

analogous

#24611F #1F613B #1F615C

triadic

#1F613B #3B1F61 #613B1F

tetradic

#1F613B #1F2461 #611F45 #615C1F

square

#1F613B #1F2461 #611F45 #615C1F

split-complementary

#1F613B #5C1F61 #611F24

monochromatic

#07170E #10331F #1F613B #2E8F57 #3DBE73

Accessibility & contrast

On white

7.42

#1F613B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#1F613B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F613B

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F613B	#FFFFFF	#000000	##FFFFFF
##1F613B	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615938

Deuteranopia (green-blind)

#58533D

Tritanopia (blue-blind)

#016057

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1f613b;
/* rgb */ color: rgb(31, 97, 59);
/* oklch */ color: oklch(44.0% 0.091 154.5);

Tailwind

colors: {
  custom: {
    50: '#638e71',
    500: '#1f613b',
    950: '#000000',
  },
}

SCSS

$custom: #1f613b;
$custom-light: #638e71;
$custom-dark: #000000;

JSON

{
  "hex": "#1f613b",
  "rgb": {
    "r": 31,
    "g": 97,
    "b": 59
  },
  "hsl": {
    "h": 145.455,
    "s": 51.563,
    "l": 25.098
  },
  "oklch": {
    "l": 0.44023,
    "c": 0.09143,
    "h": 154.5
  },
  "luminance": 0.09156
}

Semantic roles & 50–950 ramp

primary

#1F613B

secondary

#964674

accent

#4D9FDB

background

#F6F8F6

surface

#EBF0EC

border

#C6CBC7

text

#060C07

muted

#7A7D7A

Preview Lab

Preview with #1F613B

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

Preview Lab → · Contrast checker → · Palette generator →