#397E97#397E97

#397E97 is a mid, moderate cyan. Relative luminance 0.180; OKLCH L 55.9% C 0.079 H 224.7°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#397E97
RGB	rgb(57, 126, 151)
HSL	hsl(196, 45%, 41%)
HSV	hsv(196, 62%, 59%)
CMYK	cmyk(62.3%, 16.6%, 0%, 40.8%)
CIE-LAB	lab(49.53, -13.86, -19.96)
CIE-LCH	lch(49.53, 24.30, 235.23°)
OKLab	oklab(55.92% -0.0561 -0.0556)
OKLCH	oklch(55.92% 0.079 224.7)
XYZ	xyz(14.7319, 18.0245, 31.9748)
Luminance	0.1803 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397E97 #975239

analogous

#399781 #397E97 #394F97

triadic

#397E97 #97397E #7E9739

tetradic

#397E97 #813997 #975239 #4F9739

square

#397E97 #813997 #975239 #4F9739

split-complementary

#397E97 #97394F #978139

monochromatic

#17343E #28596B #397E97 #50A0BD #7DB8CE

Accessibility & contrast

On white

4.56

#397E97 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#397E97 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397E97

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397E97	#FFFFFF	#000000	##000000
##397E97	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#707B98

Deuteranopia (green-blind)

#637197

Tritanopia (blue-blind)

#008686

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #397e97;
/* rgb */ color: rgb(57, 126, 151);
/* oklch */ color: oklch(55.9% 0.079 224.7);

Tailwind

colors: {
  custom: {
    50: '#79a3b5',
    500: '#397e97',
    950: '#000000',
  },
}

SCSS

$custom: #397e97;
$custom-light: #79a3b5;
$custom-dark: #000000;

JSON

{
  "hex": "#397e97",
  "rgb": {
    "r": 57,
    "g": 126,
    "b": 151
  },
  "hsl": {
    "h": 195.957,
    "s": 45.192,
    "l": 40.784
  },
  "oklch": {
    "l": 0.55922,
    "c": 0.07901,
    "h": 224.7
  },
  "luminance": 0.18026
}

Semantic roles & 50–950 ramp

primary

#397E97

secondary

#B78675

accent

#7553D5

background

#F7FAFB

surface

#EEF3F6

border

#C9CDD0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #397E97

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

Preview Lab → · Contrast checker → · Palette generator →