#397B5B#397B5B

#397B5B is a mid, moderate teal. Relative luminance 0.158; OKLCH L 53.0% C 0.085 H 160.4°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#397B5B
RGB	rgb(57, 123, 91)
HSL	hsl(151, 37%, 35%)
HSV	hsv(151, 54%, 48%)
CMYK	cmyk(53.7%, 0%, 26%, 51.8%)
CIE-LAB	lab(46.70, -29.14, 11.20)
CIE-LCH	lch(46.70, 31.22, 158.97°)
OKLab	oklab(53.02% -0.0802 0.0286)
OKLCH	oklch(53.02% 0.085 160.4)
XYZ	xyz(10.6577, 15.7902, 12.3817)
Luminance	0.1579 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397B5B #7B3959

analogous

#397B3A #397B5B #397A7B

triadic

#397B5B #5B397B #7B5B39

tetradic

#397B5B #3A397B #7B3959 #7A7B39

square

#397B5B #3A397B #7B3959 #7A7B39

split-complementary

#397B5B #7B397A #7B3A39

monochromatic

#12271D #26513C #397B5B #4CA57A #71BD98

Accessibility & contrast

On white

5.05

#397B5B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#397B5B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397B5B

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397B5B	#FFFFFF	#000000	##FFFFFF
##397B5B	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A7359

Deuteranopia (green-blind)

#706C5D

Tritanopia (blue-blind)

#247B72

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #397b5b;
/* rgb */ color: rgb(57, 123, 91);
/* oklch */ color: oklch(53.0% 0.085 160.4);

Tailwind

colors: {
  custom: {
    50: '#75a189',
    500: '#397b5b',
    950: '#000000',
  },
}

SCSS

$custom: #397b5b;
$custom-light: #75a189;
$custom-dark: #000000;

JSON

{
  "hex": "#397b5b",
  "rgb": {
    "r": 57,
    "g": 123,
    "b": 91
  },
  "hsl": {
    "h": 150.909,
    "s": 36.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.53022,
    "c": 0.08519,
    "h": 160.4
  },
  "luminance": 0.15791
}

Semantic roles & 50–950 ramp

primary

#397B5B

secondary

#A66987

accent

#5B92CD

background

#F7FAF8

surface

#EDF3F0

border

#C8CDCB

text

#090F0B

muted

#7B7F7C

Preview Lab

Preview with #397B5B

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

Preview Lab → · Contrast checker → · Palette generator →