#6374CF#6374CF

#6374CF is a mid, vivid blue. Relative luminance 0.196; OKLCH L 58.9% C 0.140 H 273.4°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX#6374CF
RGBrgb(99, 116, 207)
HSLhsl(231, 53%, 60%)
HSVhsv(231, 52%, 81%)
CMYKcmyk(52.2%, 44%, 0%, 18.8%)
CIE-LABlab(51.44, 19.32, -49.16)
CIE-LCHlch(51.44, 52.82, 291.45°)
OKLaboklab(58.85% 0.0083 -0.1397)
OKLCHoklch(58.85% 0.14 273.4)
XYZxyz(22.6499, 19.6469, 61.6181)
Luminance0.1965 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#6374CF #CFBE63
analogous
#63AACF #6374CF #8863CF
triadic
#6374CF #CF6374 #74CF63
tetradic
#6374CF #CF63AA #CFBE63 #63CF88
square
#6374CF #CF63AA #CFBE63 #63CF88
split-complementary
#6374CF #CF8863 #AACF63
monochromatic
#2B3A8C #3A4EBB #6374CF #929EDD #C1C7EC

Accessibility & contrast

On white

4.26
#6374CF on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.93
#6374CF on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6374CF
4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##6374CF#FFFFFF#000000##000000
##6374CF1.004.264.934.93
#FFFFFF4.261.0021.0021.00
#0000004.9321.001.001.00
##0000004.9321.001.001.00

Color blindness preview

Protanopia (red-blind)
#4D7FD2
Deuteranopia (green-blind)
#4276CD
Tritanopia (blue-blind)
#328897
Achromatopsia (no color)
#7B7B7B

Design tokens & code

CSS
--color: #6374cf;
/* rgb */ color: rgb(99, 116, 207);
/* oklch */ color: oklch(58.9% 0.140 273.4);
Tailwind
colors: {
  custom: {
    50: '#969bde',
    500: '#6374cf',
    950: '#000000',
  },
}
SCSS
$custom: #6374cf;
$custom-light: #969bde;
$custom-dark: #000000;
JSON
{
  "hex": "#6374cf",
  "rgb": {
    "r": 99,
    "g": 116,
    "b": 207
  },
  "hsl": {
    "h": 230.556,
    "s": 52.941,
    "l": 60
  },
  "oklch": {
    "l": 0.58854,
    "c": 0.13992,
    "h": 273.4
  },
  "luminance": 0.19648
}

Semantic roles & 50–950 ramp

primary
#6374CF
secondary
#DCD5B2
accent
#C64BDC
background
#F9F9FD
surface
#F2F2FB
border
#CCCCD4
text
#0E0E15
muted
#7E7E83

Preview Lab

Preview with #6374CF

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

Preview Lab → · Contrast checker → · Palette generator →

#6374CF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva