#397DC8#397DC8

#397DC8 is a mid, vivid cyan. Relative luminance 0.197; OKLCH L 58.2% C 0.135 H 253.0°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX#397DC8
RGBrgb(57, 125, 200)
HSLhsl(211, 57%, 50%)
HSVhsv(211, 72%, 78%)
CMYKcmyk(71.5%, 37.5%, 0%, 21.6%)
CIE-LABlab(51.50, 3.65, -45.19)
CIE-LCHlch(51.50, 45.34, 274.61°)
OKLaboklab(58.23% -0.0393 -0.1287)
OKLCHoklch(58.23% 0.135 253)
XYZxyz(19.4424, 19.7051, 57.4112)
Luminance0.1971 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#397DC8 #C88439
analogous
#39C4C8 #397DC8 #3D39C8
triadic
#397DC8 #C8397D #7DC839
tetradic
#397DC8 #C839C4 #C88439 #39C83D
square
#397DC8 #C839C4 #C88439 #39C83D
split-complementary
#397DC8 #C83D39 #C4C839
monochromatic
#1D4169 #2B5F99 #397DC8 #699CD5 #99BCE3

Accessibility & contrast

On white

4.25
#397DC8 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.94
#397DC8 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #397DC8
4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##397DC8#FFFFFF#000000##000000
##397DC81.004.254.944.94
#FFFFFF4.251.0021.0021.00
#0000004.9421.001.001.00
##0000004.9421.001.001.00

Color blindness preview

Protanopia (red-blind)
#5B82CB
Deuteranopia (green-blind)
#4575C7
Tritanopia (blue-blind)
#008F99
Achromatopsia (no color)
#7B7B7B

Design tokens & code

CSS
--color: #397dc8;
/* rgb */ color: rgb(57, 125, 200);
/* oklch */ color: oklch(58.2% 0.135 253.0);
Tailwind
colors: {
  custom: {
    50: '#81a2d9',
    500: '#397dc8',
    950: '#000000',
  },
}
SCSS
$custom: #397dc8;
$custom-light: #81a2d9;
$custom-dark: #000000;
JSON
{
  "hex": "#397dc8",
  "rgb": {
    "r": 57,
    "g": 125,
    "b": 200
  },
  "hsl": {
    "h": 211.469,
    "s": 56.522,
    "l": 50.392
  },
  "oklch": {
    "l": 0.58231,
    "c": 0.13453,
    "h": 253
  },
  "luminance": 0.19707
}

Semantic roles & 50–950 ramp

primary
#397DC8
secondary
#CEB08F
accent
#9848E0
background
#F8F9FD
surface
#F0F2FA
border
#CBCCD3
text
#0C0F14
muted
#7D7E83

Preview Lab

Preview with #397DC8

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

Preview Lab → · Contrast checker → · Palette generator →

#397DC8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva