#397A9A#397A9A

#397A9A is a mid, moderate cyan. Relative luminance 0.171; OKLCH L 55.1% C 0.083 H 232.4°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#397A9A
RGB	rgb(57, 122, 154)
HSL	hsl(200, 46%, 41%)
HSV	hsv(200, 63%, 60%)
CMYK	cmyk(63%, 20.8%, 0%, 39.6%)
CIE-LAB	lab(48.41, -10.61, -23.43)
CIE-LCH	lch(48.41, 25.72, 245.64°)
OKLab	oklab(55.07% -0.0504 -0.0655)
OKLCH	oklch(55.07% 0.083 232.4)
XYZ	xyz(14.4774, 17.1206, 33.1072)
Luminance	0.1712 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397A9A #9A5939

analogous

#399A8A #397A9A #394A9A

triadic

#397A9A #9A397A #7A9A39

tetradic

#397A9A #8A399A #9A5939 #4A9A39

square

#397A9A #8A399A #9A5939 #4A9A39

split-complementary

#397A9A #9A394A #9A8A39

monochromatic

#183341 #28576D #397A9A #519BBF #7EB5CF

Accessibility & contrast

On white

4.75

#397A9A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#397A9A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #397A9A

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397A9A	#FFFFFF	#000000	##FFFFFF
##397A9A	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A799C

Deuteranopia (green-blind)

#5D6F9A

Tritanopia (blue-blind)

#008385

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #397a9a;
/* rgb */ color: rgb(57, 122, 154);
/* oklch */ color: oklch(55.1% 0.083 232.4);

Tailwind

colors: {
  custom: {
    50: '#79a0b8',
    500: '#397a9a',
    950: '#000000',
  },
}

SCSS

$custom: #397a9a;
$custom-light: #79a0b8;
$custom-dark: #000000;

JSON

{
  "hex": "#397a9a",
  "rgb": {
    "r": 57,
    "g": 122,
    "b": 154
  },
  "hsl": {
    "h": 199.794,
    "s": 45.972,
    "l": 41.373
  },
  "oklch": {
    "l": 0.55074,
    "c": 0.08271,
    "h": 232.4
  },
  "luminance": 0.17122
}

Semantic roles & 50–950 ramp

primary

#397A9A

secondary

#B98C76

accent

#7E52D6

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #397A9A

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

Preview Lab → · Contrast checker → · Palette generator →