#397D97#397D97

#397D97 is a mid, moderate cyan. Relative luminance 0.178; OKLCH L 55.7% C 0.079 H 226.0°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#397D97
RGB	rgb(57, 125, 151)
HSL	hsl(197, 45%, 41%)
HSV	hsv(197, 62%, 59%)
CMYK	cmyk(62.3%, 17.2%, 0%, 40.8%)
CIE-LAB	lab(49.22, -13.30, -20.44)
CIE-LCH	lch(49.22, 24.38, 236.95°)
OKLab	oklab(55.68% -0.055 -0.057)
OKLCH	oklch(55.68% 0.079 226)
XYZ	xyz(14.6047, 17.7700, 31.9324)
Luminance	0.1777 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397D97 #975339

analogous

#399782 #397D97 #394E97

triadic

#397D97 #97397D #7D9739

tetradic

#397D97 #823997 #975339 #4E9739

square

#397D97 #823997 #975339 #4E9739

split-complementary

#397D97 #97394E #978239

monochromatic

#17333E #28586B #397D97 #509FBD #7DB7CE

Accessibility & contrast

On white

4.61

#397D97 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#397D97 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #397D97

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397D97	#FFFFFF	#000000	##FFFFFF
##397D97	1.00	4.61	4.55	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7B98

Deuteranopia (green-blind)

#627197

Tritanopia (blue-blind)

#008585

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #397d97;
/* rgb */ color: rgb(57, 125, 151);
/* oklch */ color: oklch(55.7% 0.079 226.0);

Tailwind

colors: {
  custom: {
    50: '#79a2b5',
    500: '#397d97',
    950: '#000000',
  },
}

SCSS

$custom: #397d97;
$custom-light: #79a2b5;
$custom-dark: #000000;

JSON

{
  "hex": "#397d97",
  "rgb": {
    "r": 57,
    "g": 125,
    "b": 151
  },
  "hsl": {
    "h": 196.596,
    "s": 45.192,
    "l": 40.784
  },
  "oklch": {
    "l": 0.55675,
    "c": 0.07917,
    "h": 226
  },
  "luminance": 0.17771
}

Semantic roles & 50–950 ramp

primary

#397D97

secondary

#B78775

accent

#7753D5

background

#F7FAFB

surface

#EEF3F6

border

#C9CDD0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #397D97

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

Preview Lab → · Contrast checker → · Palette generator →