#305EC7#305EC7

#305EC7 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.1% C 0.172 H 263.6°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX#305EC7
RGBrgb(48, 94, 199)
HSLhsl(222, 61%, 48%)
HSVhsv(222, 76%, 78%)
CMYKcmyk(75.9%, 52.8%, 0%, 22%)
CIE-LABlab(42.39, 21.64, -59.24)
CIE-LCHlch(42.39, 63.07, 290.06°)
OKLaboklab(51.1% -0.019 -0.1706)
OKLCHoklch(51.1% 0.172 263.6)
XYZxyz(15.5268, 12.7556, 55.6655)
Luminance0.1276 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#305EC7 #C79930
analogous
#30A9C7 #305EC7 #4D30C7
triadic
#305EC7 #C7305E #5EC730
tetradic
#305EC7 #C730A9 #C79930 #30C74D
square
#305EC7 #C730A9 #C79930 #30C74D
split-complementary
#305EC7 #C74D30 #A9C730
monochromatic
#182F64 #244796 #305EC7 #5C82D8 #8EA8E4

Accessibility & contrast

On white

5.91
#305EC7 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.55
#305EC7 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #305EC7
5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##305EC7#FFFFFF#000000##FFFFFF
##305EC71.005.913.555.91
#FFFFFF5.911.0021.001.00
#0000003.5521.001.0021.00
##FFFFFF5.911.0021.001.00

Color blindness preview

Protanopia (red-blind)
#106BCB
Deuteranopia (green-blind)
#005DC5
Tritanopia (blue-blind)
#007889
Achromatopsia (no color)
#646464

Design tokens & code

CSS
--color: #305ec7;
/* rgb */ color: rgb(48, 94, 199);
/* oklch */ color: oklch(51.1% 0.172 263.6);
Tailwind
colors: {
  custom: {
    50: '#7e8bd9',
    500: '#305ec7',
    950: '#000000',
  },
}
SCSS
$custom: #305ec7;
$custom-light: #7e8bd9;
$custom-dark: #000000;
JSON
{
  "hex": "#305ec7",
  "rgb": {
    "r": 48,
    "g": 94,
    "b": 199
  },
  "hsl": {
    "h": 221.722,
    "s": 61.134,
    "l": 48.431
  },
  "oklch": {
    "l": 0.51099,
    "c": 0.17169,
    "h": 263.6
  },
  "luminance": 0.12757
}

Semantic roles & 50–950 ramp

primary
#305EC7
secondary
#CEB885
accent
#B344E4
background
#F8F8FD
surface
#F0F0FA
border
#CBCBD3
text
#0B0B15
muted
#7C7C83

Preview Lab

Preview with #305EC7

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

Preview Lab → · Contrast checker → · Palette generator →

#305EC7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva