#397E8A#397E8A

#397E8A is a mid, moderate teal. Relative luminance 0.176; OKLCH L 55.4% C 0.071 H 210.5°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#397E8A
RGB	rgb(57, 126, 138)
HSL	hsl(189, 42%, 38%)
HSV	hsv(189, 59%, 54%)
CMYK	cmyk(58.7%, 8.7%, 0%, 45.9%)
CIE-LAB	lab(49.04, -17.96, -13.08)
CIE-LCH	lch(49.04, 22.22, 216.05°)
OKLab	oklab(55.37% -0.0615 -0.0362)
OKLCH	oklch(55.37% 0.071 210.5)
XYZ	xyz(13.7338, 17.6252, 26.7181)
Luminance	0.1763 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397E8A #8A4539

analogous

#398A6D #397E8A #39558A

triadic

#397E8A #8A397E #7E8A39

tetradic

#397E8A #6D398A #8A4539 #558A39

square

#397E8A #6D398A #8A4539 #558A39

split-complementary

#397E8A #8A3955 #8A6D39

monochromatic

#152F33 #27565F #397E8A #4BA5B5 #77BBC7

Accessibility & contrast

On white

4.64

#397E8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#397E8A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #397E8A

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397E8A	#FFFFFF	#000000	##FFFFFF
##397E8A	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#747A8B

Deuteranopia (green-blind)

#67718A

Tritanopia (blue-blind)

#008382

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #397e8a;
/* rgb */ color: rgb(57, 126, 138);
/* oklch */ color: oklch(55.4% 0.071 210.5);

Tailwind

colors: {
  custom: {
    50: '#78a3ac',
    500: '#397e8a',
    950: '#000000',
  },
}

SCSS

$custom: #397e8a;
$custom-light: #78a3ac;
$custom-dark: #000000;

JSON

{
  "hex": "#397e8a",
  "rgb": {
    "r": 57,
    "g": 126,
    "b": 138
  },
  "hsl": {
    "h": 188.889,
    "s": 41.538,
    "l": 38.235
  },
  "oklch": {
    "l": 0.5537,
    "c": 0.07136,
    "h": 210.5
  },
  "luminance": 0.17627
}

Semantic roles & 50–950 ramp

primary

#397E8A

secondary

#B0796F

accent

#6956D1

background

#F7FAFA

surface

#EEF4F4

border

#C9CECE

text

#090F10

muted

#7B7F7F

Preview Lab

Preview with #397E8A

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

Preview Lab → · Contrast checker → · Palette generator →