#3381B8#3381B8

#3381B8 is a mid, moderate cyan. Relative luminance 0.199; OKLCH L 58.1% C 0.113 H 243.1°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX#3381B8
RGBrgb(51, 129, 184)
HSLhsl(205, 57%, 46%)
HSVhsv(205, 72%, 72%)
CMYKcmyk(72.3%, 29.9%, 0%, 27.8%)
CIE-LABlab(51.68, -5.33, -35.77)
CIE-LCHlch(51.68, 36.16, 261.53°)
OKLaboklab(58.06% -0.0513 -0.1012)
OKLCHoklch(58.06% 0.113 243.1)
XYZxyz(17.8639, 19.8630, 48.2306)
Luminance0.1986 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3381B8 #B86A33
analogous
#33B8AC #3381B8 #333EB8
triadic
#3381B8 #B83381 #81B833
tetradic
#3381B8 #AC33B8 #B86A33 #3EB833
square
#3381B8 #AC33B8 #B86A33 #3EB833
split-complementary
#3381B8 #B8333E #B8AC33
monochromatic
#183E58 #265F88 #3381B8 #589FD1 #88BADE

Accessibility & contrast

On white

4.22
#3381B8 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.97
#3381B8 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3381B8
4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3381B8#FFFFFF#000000##000000
##3381B81.004.224.974.97
#FFFFFF4.221.0021.0021.00
#0000004.9721.001.001.00
##0000004.9721.001.001.00

Color blindness preview

Protanopia (red-blind)
#6882BA
Deuteranopia (green-blind)
#5576B7
Tritanopia (blue-blind)
#008E94
Achromatopsia (no color)
#7B7B7B

Design tokens & code

CSS
--color: #3381b8;
/* rgb */ color: rgb(51, 129, 184);
/* oklch */ color: oklch(58.1% 0.113 243.1);
Tailwind
colors: {
  custom: {
    50: '#7ca5cd',
    500: '#3381b8',
    950: '#000000',
  },
}
SCSS
$custom: #3381b8;
$custom-light: #7ca5cd;
$custom-dark: #000000;
JSON
{
  "hex": "#3381b8",
  "rgb": {
    "r": 51,
    "g": 129,
    "b": 184
  },
  "hsl": {
    "h": 204.812,
    "s": 56.596,
    "l": 46.078
  },
  "oklch": {
    "l": 0.58055,
    "c": 0.11344,
    "h": 243.1
  },
  "luminance": 0.19865
}

Semantic roles & 50–950 ramp

primary
#3381B8
secondary
#C89D7F
accent
#8748E0
background
#F8FAFC
surface
#EFF4F9
border
#CACED2
text
#0B0F13
muted
#7C7F82

Preview Lab

Preview with #3381B8

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

Preview Lab → · Contrast checker → · Palette generator →

#3381B8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva