#397A1B#397A1B

#397A1B is a mid, vivid green. Relative luminance 0.149; OKLCH L 51.7% C 0.143 H 137.9°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#397A1B
RGB	rgb(57, 122, 27)
HSL	hsl(101, 64%, 29%)
HSV	hsv(101, 78%, 48%)
CMYK	cmyk(53.3%, 0%, 77.9%, 52.2%)
CIE-LAB	lab(45.45, -38.30, 42.72)
CIE-LCH	lch(45.45, 57.38, 131.88°)
OKLab	oklab(51.7% -0.106 0.0958)
OKLCH	oklch(51.7% 0.143 137.9)
XYZ	xyz(8.8444, 14.8674, 3.4403)
Luminance	0.1487 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397A1B #5C1B7A

analogous

#697A1B #397A1B #1B7A2D

triadic

#397A1B #1B397A #7A1B39

tetradic

#397A1B #1B697A #5C1B7A #7A2D1B

square

#397A1B #1B697A #5C1B7A #7A2D1B

split-complementary

#397A1B #2D1B7A #7A1B69

monochromatic

#0C1906 #224810 #397A1B #50AC26 #6CD43C

Accessibility & contrast

On white

5.28

#397A1B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#397A1B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397A1B

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397A1B	#FFFFFF	#000000	##FFFFFF
##397A1B	1.00	5.28	3.97	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E6F07

Deuteranopia (green-blind)

#766A25

Tritanopia (blue-blind)

#347668

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #397a1b;
/* rgb */ color: rgb(57, 122, 27);
/* oklch */ color: oklch(51.7% 0.143 137.9);

Tailwind

colors: {
  custom: {
    50: '#77a15f',
    500: '#397a1b',
    950: '#000000',
  },
}

SCSS

$custom: #397a1b;
$custom-light: #77a15f;
$custom-dark: #000000;

JSON

{
  "hex": "#397a1b",
  "rgb": {
    "r": 57,
    "g": 122,
    "b": 27
  },
  "hsl": {
    "h": 101.053,
    "s": 63.758,
    "l": 29.216
  },
  "oklch": {
    "l": 0.51704,
    "c": 0.14287,
    "h": 137.9
  },
  "luminance": 0.14868
}

Semantic roles & 50–950 ramp

primary

#397A1B

secondary

#8C43AE

accent

#41E7B2

background

#F7FAF5

surface

#EEF3EA

border

#C9CDC6

text

#090F05

muted

#7B7F79

Preview Lab

Preview with #397A1B

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

Preview Lab → · Contrast checker → · Palette generator →