#397D7B#397D7B

#397D7B is a mid, moderate teal. Relative luminance 0.170; OKLCH L 54.5% C 0.069 H 192.7°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#397D7B
RGB	rgb(57, 125, 123)
HSL	hsl(178, 37%, 36%)
HSV	hsv(178, 54%, 49%)
CMYK	cmyk(54.4%, 0%, 1.6%, 51%)
CIE-LAB	lab(48.22, -21.89, -5.47)
CIE-LCH	lch(48.22, 22.56, 194.02°)
OKLab	oklab(54.54% -0.067 -0.0152)
OKLCH	oklch(54.54% 0.069 192.7)
XYZ	xyz(12.5946, 16.9660, 21.3461)
Luminance	0.1697 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397D7B #7D393B

analogous

#397D59 #397D7B #395D7D

triadic

#397D7B #7B397D #7D7B39

tetradic

#397D7B #59397D #7D393B #5D7D39

square

#397D7B #59397D #7D393B #5D7D39

split-complementary

#397D7B #7D395D #7D5939

monochromatic

#132928 #265352 #397D7B #4CA7A4 #72BFBC

Accessibility & contrast

On white

4.78

#397D7B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#397D7B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397D7B

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397D7B	#FFFFFF	#000000	##FFFFFF
##397D7B	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#76777B

Deuteranopia (green-blind)

#6B6F7C

Tritanopia (blue-blind)

#01807C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #397d7b;
/* rgb */ color: rgb(57, 125, 123);
/* oklch */ color: oklch(54.5% 0.069 192.7);

Tailwind

colors: {
  custom: {
    50: '#76a3a1',
    500: '#397d7b',
    950: '#000000',
  },
}

SCSS

$custom: #397d7b;
$custom-light: #76a3a1;
$custom-dark: #000000;

JSON

{
  "hex": "#397d7b",
  "rgb": {
    "r": 57,
    "g": 125,
    "b": 123
  },
  "hsl": {
    "h": 178.235,
    "s": 37.363,
    "l": 35.686
  },
  "oklch": {
    "l": 0.54542,
    "c": 0.06874,
    "h": 192.7
  },
  "luminance": 0.16967
}

Semantic roles & 50–950 ramp

primary

#397D7B

secondary

#A86A6C

accent

#5A5ECD

background

#F7FAF9

surface

#EDF3F2

border

#C8CDCC

text

#090F0E

muted

#7B7F7E

Preview Lab

Preview with #397D7B

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

Preview Lab → · Contrast checker → · Palette generator →