#397F1F#397F1F

#397F1F is a mid, vivid green. Relative luminance 0.161; OKLCH L 53.1% C 0.147 H 138.7°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#397F1F
RGB	rgb(57, 127, 31)
HSL	hsl(104, 61%, 31%)
HSV	hsv(104, 76%, 50%)
CMYK	cmyk(55.1%, 0%, 75.6%, 50.2%)
CIE-LAB	lab(47.17, -40.04, 42.92)
CIE-LCH	lch(47.17, 58.69, 133.01°)
OKLab	oklab(53.12% -0.1104 0.0968)
OKLCH	oklch(53.12% 0.147 138.7)
XYZ	xyz(9.5237, 16.1468, 3.9108)
Luminance	0.1615 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397F1F #651F7F

analogous

#697F1F #397F1F #1F7F35

triadic

#397F1F #1F397F #7F1F39

tetradic

#397F1F #1F697F #651F7F #7F351F

square

#397F1F #1F697F #651F7F #7F351F

split-complementary

#397F1F #351F7F #7F1F69

monochromatic

#0D1D07 #234E13 #397F1F #4FB02B #6CD246

Accessibility & contrast

On white

4.97

#397F1F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#397F1F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397F1F

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397F1F	#FFFFFF	#000000	##FFFFFF
##397F1F	1.00	4.97	4.23	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#83730D

Deuteranopia (green-blind)

#7A6E29

Tritanopia (blue-blind)

#337B6C

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #397f1f;
/* rgb */ color: rgb(57, 127, 31);
/* oklch */ color: oklch(53.1% 0.147 138.7);

Tailwind

colors: {
  custom: {
    50: '#77a561',
    500: '#397f1f',
    950: '#000000',
  },
}

SCSS

$custom: #397f1f;
$custom-light: #77a561;
$custom-dark: #000000;

JSON

{
  "hex": "#397f1f",
  "rgb": {
    "r": 57,
    "g": 127,
    "b": 31
  },
  "hsl": {
    "h": 103.75,
    "s": 60.759,
    "l": 30.98
  },
  "oklch": {
    "l": 0.53124,
    "c": 0.14683,
    "h": 138.7
  },
  "luminance": 0.16148
}

Semantic roles & 50–950 ramp

primary

#397F1F

secondary

#9548B2

accent

#44E4B9

background

#F7FAF6

surface

#EEF4EB

border

#C9CEC6

text

#090F05

muted

#7B7F7A

Preview Lab

Preview with #397F1F

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

Preview Lab → · Contrast checker → · Palette generator →