#677CE3#677CE3

#677CE3 is a mid, vivid blue. Relative luminance 0.228; OKLCH L 61.9% C 0.156 H 272.4°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX#677CE3
RGBrgb(103, 124, 227)
HSLhsl(230, 69%, 65%)
HSVhsv(230, 55%, 89%)
CMYKcmyk(54.6%, 45.4%, 0%, 11%)
CIE-LABlab(54.91, 21.66, -54.89)
CIE-LCHlch(54.91, 59.01, 291.53°)
OKLaboklab(61.94% 0.0066 -0.1563)
OKLCHoklch(61.94% 0.156 272.4)
XYZxyz(26.6618, 22.8430, 75.6623)
Luminance0.2284 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#677CE3 #E3CE67
analogous
#67BAE3 #677CE3 #9067E3
triadic
#677CE3 #E3677C #7CE367
tetradic
#677CE3 #E367BA #E3CE67 #67E390
square
#677CE3 #E367BA #E3CE67 #67E390
split-complementary
#677CE3 #E39067 #BAE367
monochromatic
#2039AF #334FD9 #677CE3 #9BA9ED #CED5F6

Accessibility & contrast

On white

3.77
#677CE3 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.57
#677CE3 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #677CE3
5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##677CE3#FFFFFF#000000##000000
##677CE31.003.775.575.57
#FFFFFF3.771.0021.0021.00
#0000005.5721.001.001.00
##0000005.5721.001.001.00

Color blindness preview

Protanopia (red-blind)
#4E89E7
Deuteranopia (green-blind)
#3E7EE1
Tritanopia (blue-blind)
#2493A4
Achromatopsia (no color)
#838383

Design tokens & code

CSS
--color: #677ce3;
/* rgb */ color: rgb(103, 124, 227);
/* oklch */ color: oklch(61.9% 0.156 272.4);
Tailwind
colors: {
  custom: {
    50: '#9ba1ec',
    500: '#677ce3',
    950: '#000000',
  },
}
SCSS
$custom: #677ce3;
$custom-light: #9ba1ec;
$custom-dark: #000000;
JSON
{
  "hex": "#677ce3",
  "rgb": {
    "r": 103,
    "g": 124,
    "b": 227
  },
  "hsl": {
    "h": 229.839,
    "s": 68.889,
    "l": 64.706
  },
  "oklch": {
    "l": 0.61936,
    "c": 0.15646,
    "h": 272.4
  },
  "luminance": 0.22845
}

Semantic roles & 50–950 ramp

primary
#677CE3
secondary
#E8E1BE
accent
#B115D1
background
#FAF9FE
surface
#F3F2FD
border
#CDCCD5
text
#0F0E16
muted
#7F7E84

Preview Lab

Preview with #677CE3

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

Preview Lab → · Contrast checker → · Palette generator →

#677CE3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva