#6397D5#6397D5

#6397D5 is a light, moderate cyan. Relative luminance 0.296; OKLCH L 66.6% C 0.108 H 253.6°. Best body text is #000000 at 6.92:1 contrast (WCAG AA passes).

Color values

HEX#6397D5
RGBrgb(99, 151, 213)
HSLhsl(213, 58%, 61%)
HSVhsv(213, 54%, 84%)
CMYKcmyk(53.5%, 29.1%, 0%, 16.5%)
CIE-LABlab(61.30, 0.38, -36.98)
CIE-LCHlch(61.30, 36.98, 270.59°)
OKLaboklab(66.59% -0.0306 -0.1039)
OKLCHoklch(66.59% 0.108 253.6)
XYZxyz(28.2182, 29.5877, 67.1619)
Luminance0.2959 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#6397D5 #D5A163
analogous
#63D0D5 #6397D5 #6863D5
triadic
#6397D5 #D56397 #97D563
tetradic
#6397D5 #D563D0 #D5A163 #63D568
square
#6397D5 #D563D0 #D5A163 #63D568
split-complementary
#6397D5 #D56863 #D0D563
monochromatic
#285A95 #3577C6 #6397D5 #93B7E2 #C3D7EF

Accessibility & contrast

On white

3.04
#6397D5 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.92
#6397D5 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6397D5
6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##6397D5#FFFFFF#000000##000000
##6397D51.003.046.926.92
#FFFFFF3.041.0021.0021.00
#0000006.9221.001.001.00
##0000006.9221.001.001.00

Color blindness preview

Protanopia (red-blind)
#7E9AD8
Deuteranopia (green-blind)
#6F8FD4
Tritanopia (blue-blind)
#1FA5AD
Achromatopsia (no color)
#949494

Design tokens & code

CSS
--color: #6397d5;
/* rgb */ color: rgb(99, 151, 213);
/* oklch */ color: oklch(66.6% 0.108 253.6);
Tailwind
colors: {
  custom: {
    50: '#97b5e2',
    500: '#6397d5',
    950: '#000000',
  },
}
SCSS
$custom: #6397d5;
$custom-light: #97b5e2;
$custom-dark: #000000;
JSON
{
  "hex": "#6397d5",
  "rgb": {
    "r": 99,
    "g": 151,
    "b": 213
  },
  "hsl": {
    "h": 212.632,
    "s": 57.576,
    "l": 61.176
  },
  "oklch": {
    "l": 0.66588,
    "c": 0.1083,
    "h": 253.6
  },
  "luminance": 0.2959
}

Semantic roles & 50–950 ramp

primary
#6397D5
secondary
#DFCCB4
accent
#7A20C5
background
#F9FBFD
surface
#F2F6FB
border
#CCD0D4
text
#0E1115
muted
#7E8083

Preview Lab

Preview with #6397D5

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

Preview Lab → · Contrast checker → · Palette generator →

#6397D5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva