#1F613A#1F613A

#1F613A is a dark, moderate green. Relative luminance 0.091; OKLCH L 44.0% C 0.092 H 153.9°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#1F613A
RGB	rgb(31, 97, 58)
HSL	hsl(145, 52%, 25%)
HSV	hsv(145, 68%, 38%)
CMYK	cmyk(68%, 0%, 40.2%, 62%)
CIE-LAB	lab(36.26, -30.68, 16.30)
CIE-LCH	lch(36.26, 34.74, 152.01°)
OKLab	oklab(44% -0.083 0.0408)
OKLCH	oklch(44% 0.092 153.9)
XYZ	xyz(5.6030, 9.1456, 5.4722)
Luminance	0.0915 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F613A #611F46

analogous

#25611F #1F613A #1F615B

triadic

#1F613A #3A1F61 #613A1F

tetradic

#1F613A #1F2561 #611F46 #615B1F

square

#1F613A #1F2561 #611F46 #615B1F

split-complementary

#1F613A #5B1F61 #611F25

monochromatic

#07170E #10331E #1F613A #2E8F56 #3DBE71

Accessibility & contrast

On white

7.42

#1F613A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#1F613A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F613A

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F613A	#FFFFFF	#000000	##FFFFFF
##1F613A	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)

#615937

Deuteranopia (green-blind)

#58533D

Tritanopia (blue-blind)

#026057

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #1f613a;
/* rgb */ color: rgb(31, 97, 58);
/* oklch */ color: oklch(44.0% 0.092 153.9);

Tailwind

colors: {
  custom: {
    50: '#638e70',
    500: '#1f613a',
    950: '#000000',
  },
}

SCSS

$custom: #1f613a;
$custom-light: #638e70;
$custom-dark: #000000;

JSON

{
  "hex": "#1f613a",
  "rgb": {
    "r": 31,
    "g": 97,
    "b": 58
  },
  "hsl": {
    "h": 144.545,
    "s": 51.563,
    "l": 25.098
  },
  "oklch": {
    "l": 0.44001,
    "c": 0.09248,
    "h": 153.9
  },
  "luminance": 0.09146
}

Semantic roles & 50–950 ramp

primary

#1F613A

secondary

#964675

accent

#4DA1DB

background

#F6F8F6

surface

#EBF0EC

border

#C6CBC7

text

#060C07

muted

#7A7D7A

Preview Lab

Preview with #1F613A

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

Preview Lab → · Contrast checker → · Palette generator →