#397FA1#397FA1

#397FA1 is a mid, moderate cyan. Relative luminance 0.186; OKLCH L 56.6% C 0.087 H 232.3°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#397FA1
RGB	rgb(57, 127, 161)
HSL	hsl(200, 48%, 43%)
HSV	hsv(200, 65%, 63%)
CMYK	cmyk(64.6%, 21.1%, 0%, 36.9%)
CIE-LAB	lab(50.24, -11.13, -24.70)
CIE-LCH	lch(50.24, 27.09, 245.73°)
OKLab	oklab(56.63% -0.0534 -0.0691)
OKLCH	oklch(56.63% 0.087 232.3)
XYZ	xyz(15.7072, 18.6202, 36.4776)
Luminance	0.1862 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397FA1 #A15B39

analogous

#39A18F #397FA1 #394BA1

triadic

#397FA1 #A1397F #7FA139

tetradic

#397FA1 #8F39A1 #A15B39 #4BA139

square

#397FA1 #8F39A1 #A15B39 #4BA139

split-complementary

#397FA1 #A1394B #A18F39

monochromatic

#193847 #295B74 #397FA1 #559FC3 #82B8D3

Accessibility & contrast

On white

4.45

#397FA1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#397FA1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397FA1

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397FA1	#FFFFFF	#000000	##000000
##397FA1	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7EA3

Deuteranopia (green-blind)

#6073A0

Tritanopia (blue-blind)

#00888A

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #397fa1;
/* rgb */ color: rgb(57, 127, 161);
/* oklch */ color: oklch(56.6% 0.087 232.3);

Tailwind

colors: {
  custom: {
    50: '#7aa4bd',
    500: '#397fa1',
    950: '#000000',
  },
}

SCSS

$custom: #397fa1;
$custom-light: #7aa4bd;
$custom-dark: #000000;

JSON

{
  "hex": "#397fa1",
  "rgb": {
    "r": 57,
    "g": 127,
    "b": 161
  },
  "hsl": {
    "h": 199.615,
    "s": 47.706,
    "l": 42.745
  },
  "oklch": {
    "l": 0.56626,
    "c": 0.08735,
    "h": 232.3
  },
  "luminance": 0.18622
}

Semantic roles & 50–950 ramp

primary

#397FA1

secondary

#BC8F79

accent

#7D50D7

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #397FA1

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

Preview Lab → · Contrast checker → · Palette generator →