#397FA8#397FA8

#397FA8 is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 57.0% C 0.094 H 237.4°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#397FA8
RGB	rgb(57, 127, 168)
HSL	hsl(202, 49%, 44%)
HSV	hsv(202, 66%, 66%)
CMYK	cmyk(66.1%, 24.4%, 0%, 34.1%)
CIE-LAB	lab(50.54, -8.78, -28.30)
CIE-LCH	lch(50.54, 29.63, 252.77°)
OKLab	oklab(56.96% -0.0509 -0.0795)
OKLCH	oklch(56.96% 0.094 237.4)
XYZ	xyz(16.3419, 18.8741, 39.8200)
Luminance	0.1888 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#397FA8 #A86239

analogous

#39A89A #397FA8 #3948A8

triadic

#397FA8 #A8397F #7FA839

tetradic

#397FA8 #9A39A8 #A86239 #48A839

square

#397FA8 #9A39A8 #A86239 #48A839

split-complementary

#397FA8 #A83948 #A89A39

monochromatic

#1A3A4D #295C7A #397FA8 #589EC6 #86B8D6

Accessibility & contrast

On white

4.40

#397FA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#397FA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397FA8

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##397FA8	#FFFFFF	#000000	##000000
##397FA8	1.00	4.40	4.78	4.78
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7EAA

Deuteranopia (green-blind)

#5D73A7

Tritanopia (blue-blind)

#00898D

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #397fa8;
/* rgb */ color: rgb(57, 127, 168);
/* oklch */ color: oklch(57.0% 0.094 237.4);

Tailwind

colors: {
  custom: {
    50: '#7ba4c2',
    500: '#397fa8',
    950: '#000000',
  },
}

SCSS

$custom: #397fa8;
$custom-light: #7ba4c2;
$custom-dark: #000000;

JSON

{
  "hex": "#397fa8",
  "rgb": {
    "r": 57,
    "g": 127,
    "b": 168
  },
  "hsl": {
    "h": 202.162,
    "s": 49.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.56963,
    "c": 0.09438,
    "h": 237.4
  },
  "luminance": 0.18876
}

Semantic roles & 50–950 ramp

primary

#397FA8

secondary

#C0967D

accent

#824FD9

background

#F8FAFB

surface

#EFF4F7

border

#CACED0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #397FA8

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

Preview Lab → · Contrast checker → · Palette generator →