#397F74#397F74

#397F74 is a mid, moderate teal. Relative luminance 0.173; OKLCH L 54.8% C 0.073 H 181.8°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#397F74
RGB	rgb(57, 127, 116)
HSL	hsl(171, 38%, 36%)
HSV	hsv(171, 55%, 50%)
CMYK	cmyk(55.1%, 0%, 8.7%, 50.2%)
CIE-LAB	lab(48.65, -24.87, -0.70)
CIE-LCH	lch(48.65, 24.88, 181.62°)
OKLab	oklab(54.82% -0.0728 -0.0023)
OKLCH	oklch(54.82% 0.073 181.8)
XYZ	xyz(12.4277, 17.3084, 19.2055)
Luminance	0.1731 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397F74 #7F3944

analogous

#397F51 #397F74 #39677F

triadic

#397F74 #74397F #7F7439

tetradic

#397F74 #51397F #7F3944 #677F39

square

#397F74 #51397F #7F3944 #677F39

split-complementary

#397F74 #7F3967 #7F5139

monochromatic

#132B27 #26554D #397F74 #4CA99B #72C0B4

Accessibility & contrast

On white

4.71

#397F74 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#397F74 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397F74

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397F74	#FFFFFF	#000000	##FFFFFF
##397F74	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A7874

Deuteranopia (green-blind)

#6F7075

Tritanopia (blue-blind)

#0D817C

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #397f74;
/* rgb */ color: rgb(57, 127, 116);
/* oklch */ color: oklch(54.8% 0.073 181.8);

Tailwind

colors: {
  custom: {
    50: '#76a49c',
    500: '#397f74',
    950: '#000000',
  },
}

SCSS

$custom: #397f74;
$custom-light: #76a49c;
$custom-dark: #000000;

JSON

{
  "hex": "#397f74",
  "rgb": {
    "r": 57,
    "g": 127,
    "b": 116
  },
  "hsl": {
    "h": 170.571,
    "s": 38.043,
    "l": 36.078
  },
  "oklch": {
    "l": 0.54819,
    "c": 0.07281,
    "h": 181.8
  },
  "luminance": 0.1731
}

Semantic roles & 50–950 ramp

primary

#397F74

secondary

#A96B75

accent

#5A6CCE

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#090F0E

muted

#7B7F7E

Preview Lab

Preview with #397F74

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

Preview Lab → · Contrast checker → · Palette generator →