#1E64B3#1E64B3

#1E64B3 is a mid, vivid cyan. Relative luminance 0.126; OKLCH L 50.4% C 0.142 H 254.7°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX#1E64B3
RGBrgb(30, 100, 179)
HSLhsl(212, 71%, 41%)
HSVhsv(212, 83%, 70%)
CMYKcmyk(83.2%, 44.1%, 0%, 29.8%)
CIE-LABlab(42.22, 8.15, -47.91)
CIE-LCHlch(42.22, 48.60, 279.65°)
OKLaboklab(50.39% -0.0377 -0.1374)
OKLCHoklch(50.39% 0.142 254.7)
XYZxyz(13.2262, 12.6434, 44.3824)
Luminance0.1265 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1E64B3 #B36D1E
analogous
#1EAEB3 #1E64B3 #221EB3
triadic
#1E64B3 #B31E64 #64B31E
tetradic
#1E64B3 #B31EAE #B36D1E #1EB322
square
#1E64B3 #B31EAE #B36D1E #1EB322
split-complementary
#1E64B3 #B3221E #AEB31E
monochromatic
#0C294A #15477F #1E64B3 #3282DD #66A2E5

Accessibility & contrast

On white

5.95
#1E64B3 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.53
#1E64B3 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E64B3
5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1E64B3#FFFFFF#000000##FFFFFF
##1E64B31.005.953.535.95
#FFFFFF5.951.0021.001.00
#0000003.5321.001.0021.00
##FFFFFF5.951.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3B6BB6
Deuteranopia (green-blind)
#1C5EB1
Tritanopia (blue-blind)
#007783
Achromatopsia (no color)
#646464

Design tokens & code

CSS
--color: #1e64b3;
/* rgb */ color: rgb(30, 100, 179);
/* oklch */ color: oklch(50.4% 0.142 254.7);
Tailwind
colors: {
  custom: {
    50: '#748fca',
    500: '#1e64b3',
    950: '#000000',
  },
}
SCSS
$custom: #1e64b3;
$custom-light: #748fca;
$custom-dark: #000000;
JSON
{
  "hex": "#1e64b3",
  "rgb": {
    "r": 30,
    "g": 100,
    "b": 179
  },
  "hsl": {
    "h": 211.812,
    "s": 71.292,
    "l": 40.98
  },
  "oklch": {
    "l": 0.5039,
    "c": 0.14248,
    "h": 254.7
  },
  "luminance": 0.12645
}

Semantic roles & 50–950 ramp

primary
#1E64B3
secondary
#CB9A62
accent
#993AEE
background
#F7F8FC
surface
#EEF0F8
border
#C9CBD1
text
#0A0C13
muted
#7C7D82

Preview Lab

Preview with #1E64B3

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

Preview Lab → · Contrast checker → · Palette generator →

#1E64B3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva