#397E5B#397E5B

#397E5B is a mid, moderate green. Relative luminance 0.165; OKLCH L 53.8% C 0.090 H 159.1°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX#397E5B
RGBrgb(57, 126, 91)
HSLhsl(150, 38%, 36%)
HSVhsv(150, 55%, 49%)
CMYKcmyk(54.8%, 0%, 27.8%, 50.6%)
CIE-LABlab(47.68, -30.57, 12.57)
CIE-LCHlch(47.68, 33.05, 157.64°)
OKLaboklab(53.82% -0.0839 0.0321)
OKLCHoklch(53.82% 0.09 159.1)
XYZxyz(11.0356, 16.5459, 12.5076)
Luminance0.1655 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#397E5B #7E395C
analogous
#397E39 #397E5B #397E7D
triadic
#397E5B #5B397E #7E5B39
tetradic
#397E5B #39397E #7E395C #7E7D39
square
#397E5B #39397E #7E395C #7E7D39
split-complementary
#397E5B #7D397E #7E3939
monochromatic
#132A1E #26543D #397E5B #4CA879 #72BF98

Accessibility & contrast

On white

4.87
#397E5B on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.31
#397E5B on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397E5B
4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##397E5B#FFFFFF#000000##FFFFFF
##397E5B1.004.874.314.87
#FFFFFF4.871.0021.001.00
#0000004.3121.001.0021.00
##FFFFFF4.871.0021.001.00

Color blindness preview

Protanopia (red-blind)
#7D7559
Deuteranopia (green-blind)
#736E5D
Tritanopia (blue-blind)
#237D74
Achromatopsia (no color)
#717171

Design tokens & code

CSS
--color: #397e5b;
/* rgb */ color: rgb(57, 126, 91);
/* oklch */ color: oklch(53.8% 0.090 159.1);
Tailwind
colors: {
  custom: {
    50: '#75a489',
    500: '#397e5b',
    950: '#000000',
  },
}
SCSS
$custom: #397e5b;
$custom-light: #75a489;
$custom-dark: #000000;
JSON
{
  "hex": "#397e5b",
  "rgb": {
    "r": 57,
    "g": 126,
    "b": 91
  },
  "hsl": {
    "h": 149.565,
    "s": 37.705,
    "l": 35.882
  },
  "oklch": {
    "l": 0.53824,
    "c": 0.0898,
    "h": 159.1
  },
  "luminance": 0.16547
}

Semantic roles & 50–950 ramp

primary
#397E5B
secondary
#A86A8A
accent
#5A95CE
background
#F7FAF8
surface
#EDF4F0
border
#C8CECB
text
#090F0B
muted
#7B7F7C

Preview Lab

Preview with #397E5B

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

Preview Lab → · Contrast checker → · Palette generator →

#397E5B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva