#397B1F#397B1F

#397B1F is a mid, vivid green. Relative luminance 0.151; OKLCH L 52.0% C 0.142 H 138.4°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#397B1F
RGB	rgb(57, 123, 31)
HSL	hsl(103, 60%, 30%)
HSV	hsv(103, 75%, 48%)
CMYK	cmyk(53.7%, 0%, 74.8%, 51.8%)
CIE-LAB	lab(45.82, -38.41, 41.56)
CIE-LCH	lch(45.82, 56.59, 132.75°)
OKLab	oklab(52.01% -0.106 0.094)
OKLCH	oklch(52.01% 0.142 138.4)
XYZ	xyz(9.0173, 15.1340, 3.7420)
Luminance	0.1514 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397B1F #611F7B

analogous

#677B1F #397B1F #1F7B33

triadic

#397B1F #1F397B #7B1F39

tetradic

#397B1F #1F677B #611F7B #7B331F

square

#397B1F #1F677B #611F7B #7B331F

split-complementary

#397B1F #331F7B #7B1F67

monochromatic

#0C1906 #224A13 #397B1F #50AC2B #6CD044

Accessibility & contrast

On white

5.21

#397B1F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#397B1F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397B1F

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397B1F	#FFFFFF	#000000	##FFFFFF
##397B1F	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F700F

Deuteranopia (green-blind)

#766A28

Tritanopia (blue-blind)

#337769

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #397b1f;
/* rgb */ color: rgb(57, 123, 31);
/* oklch */ color: oklch(52.0% 0.142 138.4);

Tailwind

colors: {
  custom: {
    50: '#77a261',
    500: '#397b1f',
    950: '#000000',
  },
}

SCSS

$custom: #397b1f;
$custom-light: #77a261;
$custom-dark: #000000;

JSON

{
  "hex": "#397b1f",
  "rgb": {
    "r": 57,
    "g": 123,
    "b": 31
  },
  "hsl": {
    "h": 103.043,
    "s": 59.74,
    "l": 30.196
  },
  "oklch": {
    "l": 0.52013,
    "c": 0.14166,
    "h": 138.4
  },
  "luminance": 0.15135
}

Semantic roles & 50–950 ramp

primary

#397B1F

secondary

#9148AE

accent

#45E3B6

background

#F7FAF5

surface

#EEF3EA

border

#C9CDC6

text

#090F05

muted

#7B7F79

Preview Lab

Preview with #397B1F

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

Preview Lab → · Contrast checker → · Palette generator →