#1F683B#1F683B

#1F683B is a mid, moderate green. Relative luminance 0.105; OKLCH L 46.0% C 0.102 H 152.5°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#1F683B
RGB	rgb(31, 104, 59)
HSL	hsl(143, 54%, 26%)
HSV	hsv(143, 70%, 41%)
CMYK	cmyk(70.2%, 0%, 43.3%, 59.2%)
CIE-LAB	lab(38.74, -33.54, 18.98)
CIE-LCH	lch(38.74, 38.54, 150.49°)
OKLab	oklab(46.04% -0.0905 0.0471)
OKLCH	oklch(46.04% 0.102 152.5)
XYZ	xyz(6.3043, 10.5070, 5.8326)
Luminance	0.1051 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F683B #681F4C

analogous

#28681F #1F683B #1F6860

triadic

#1F683B #3B1F68 #683B1F

tetradic

#1F683B #1F2868 #681F4C #68601F

square

#1F683B #1F2868 #681F4C #68601F

split-complementary

#1F683B #601F68 #681F28

monochromatic

#07180D #113920 #1F683B #2D9756 #3CC571

Accessibility & contrast

On white

6.77

#1F683B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#1F683B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F683B

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F683B	#FFFFFF	#000000	##FFFFFF
##1F683B	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#685F38

Deuteranopia (green-blind)

#5F593E

Tritanopia (blue-blind)

#00665D

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #1f683b;
/* rgb */ color: rgb(31, 104, 59);
/* oklch */ color: oklch(46.0% 0.102 152.5);

Tailwind

colors: {
  custom: {
    50: '#659471',
    500: '#1f683b',
    950: '#000000',
  },
}

SCSS

$custom: #1f683b;
$custom-light: #659471;
$custom-dark: #000000;

JSON

{
  "hex": "#1f683b",
  "rgb": {
    "r": 31,
    "g": 104,
    "b": 59
  },
  "hsl": {
    "h": 143.014,
    "s": 54.074,
    "l": 26.471
  },
  "oklch": {
    "l": 0.46042,
    "c": 0.10207,
    "h": 152.5
  },
  "luminance": 0.10508
}

Semantic roles & 50–950 ramp

primary

#1F683B

secondary

#9C467B

accent

#4AA5DD

background

#F6F9F6

surface

#EBF1EC

border

#C6CBC7

text

#060D07

muted

#7A7E7A

Preview Lab

Preview with #1F683B

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

Preview Lab → · Contrast checker → · Palette generator →