#397B4B#397B4B

#397B4B is a mid, moderate green. Relative luminance 0.155; OKLCH L 52.6% C 0.101 H 150.5°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#397B4B
RGB	rgb(57, 123, 75)
HSL	hsl(136, 37%, 35%)
HSV	hsv(136, 54%, 48%)
CMYK	cmyk(53.7%, 0%, 39%, 51.8%)
CIE-LAB	lab(46.37, -32.48, 20.01)
CIE-LCH	lch(46.37, 38.15, 148.37°)
OKLab	oklab(52.65% -0.0882 0.0499)
OKLCH	oklch(52.65% 0.101 150.5)
XYZ	xyz(10.0396, 15.5430, 9.1263)
Luminance	0.1554 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397B4B #7B3969

analogous

#487B39 #397B4B #397B6C

triadic

#397B4B #4B397B #7B4B39

tetradic

#397B4B #39487B #7B3969 #7B6C39

square

#397B4B #39487B #7B3969 #7B6C39

split-complementary

#397B4B #6C397B #7B3948

monochromatic

#122718 #265131 #397B4B #4CA565 #71BD86

Accessibility & contrast

On white

5.11

#397B4B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#397B4B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397B4B

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397B4B	#FFFFFF	#000000	##FFFFFF
##397B4B	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C7248

Deuteranopia (green-blind)

#726B4E

Tritanopia (blue-blind)

#2A796F

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #397b4b;
/* rgb */ color: rgb(57, 123, 75);
/* oklch */ color: oklch(52.6% 0.101 150.5);

Tailwind

colors: {
  custom: {
    50: '#75a27d',
    500: '#397b4b',
    950: '#000000',
  },
}

SCSS

$custom: #397b4b;
$custom-light: #75a27d;
$custom-dark: #000000;

JSON

{
  "hex": "#397b4b",
  "rgb": {
    "r": 57,
    "g": 123,
    "b": 75
  },
  "hsl": {
    "h": 136.364,
    "s": 36.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.52645,
    "c": 0.10131,
    "h": 150.5
  },
  "luminance": 0.15544
}

Semantic roles & 50–950 ramp

primary

#397B4B

secondary

#A66996

accent

#5BAECD

background

#F7FAF7

surface

#EDF3EE

border

#C8CDC9

text

#090F0A

muted

#7B7F7C

Preview Lab

Preview with #397B4B

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

Preview Lab → · Contrast checker → · Palette generator →