#618EEF#618EEF

#618EEF is a light, vivid blue. Relative luminance 0.281; OKLCH L 66.0% C 0.153 H 263.9°. Best body text is #000000 at 6.62:1 contrast (WCAG AA passes).

Color values

HEX#618EEF
RGBrgb(97, 142, 239)
HSLhsl(221, 82%, 66%)
HSVhsv(221, 59%, 94%)
CMYKcmyk(59.4%, 40.6%, 0%, 6.3%)
CIE-LABlab(59.99, 13.54, -53.48)
CIE-LCHlch(59.99, 55.17, 284.21°)
OKLaboklab(65.96% -0.0162 -0.1521)
OKLCHoklch(65.96% 0.153 263.9)
XYZxyz(30.1774, 28.1168, 85.4814)
Luminance0.2812 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#618EEF #EFC261
analogous
#61D5EF #618EEF #7B61EF
triadic
#618EEF #EF618E #8EEF61
tetradic
#618EEF #EF61D5 #EFC261 #61EF7B
square
#618EEF #EF61D5 #EFC261 #61EF7B
split-complementary
#618EEF #EF7B61 #D5EF61
monochromatic
#144BC2 #2966E9 #618EEF #99B6F5 #D0DDFA

Accessibility & contrast

On white

3.17
#618EEF on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.62
#618EEF on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618EEF
6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##618EEF#FFFFFF#000000##000000
##618EEF1.003.176.626.62
#FFFFFF3.171.0021.0021.00
#0000006.6221.001.001.00
##0000006.6221.001.001.00

Color blindness preview

Protanopia (red-blind)
#6398F3
Deuteranopia (green-blind)
#508BED
Tritanopia (blue-blind)
#00A4B3
Achromatopsia (no color)
#919191

Design tokens & code

CSS
--color: #618eef;
/* rgb */ color: rgb(97, 142, 239);
/* oklch */ color: oklch(66.0% 0.153 263.9);
Tailwind
colors: {
  custom: {
    50: '#99aef5',
    500: '#618eef',
    950: '#000000',
  },
}
SCSS
$custom: #618eef;
$custom-light: #99aef5;
$custom-dark: #000000;
JSON
{
  "hex": "#618eef",
  "rgb": {
    "r": 97,
    "g": 142,
    "b": 239
  },
  "hsl": {
    "h": 220.986,
    "s": 81.609,
    "l": 65.882
  },
  "oklch": {
    "l": 0.65961,
    "c": 0.15296,
    "h": 263.9
  },
  "luminance": 0.28119
}

Semantic roles & 50–950 ramp

primary
#618EEF
secondary
#EDDEBE
accent
#9A08DE
background
#FAFAFF
surface
#F3F4FE
border
#CDCED6
text
#0F1017
muted
#7F7F85

Preview Lab

Preview with #618EEF

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

Preview Lab → · Contrast checker → · Palette generator →

#618EEF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva