#3880B9#3880B9

#3880B9 is a mid, moderate cyan. Relative luminance 0.198; OKLCH L 58.0% C 0.113 H 245.5°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX#3880B9
RGBrgb(56, 128, 185)
HSLhsl(207, 54%, 47%)
HSVhsv(207, 70%, 73%)
CMYKcmyk(69.7%, 30.8%, 0%, 27.5%)
CIE-LABlab(51.59, -3.64, -36.48)
CIE-LCHlch(51.59, 36.66, 264.30°)
OKLaboklab(58.04% -0.047 -0.1032)
OKLCHoklch(58.04% 0.113 245.5)
XYZxyz(18.1037, 19.7799, 48.7533)
Luminance0.1978 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3880B9 #B97138
analogous
#38B9B2 #3880B9 #383FB9
triadic
#3880B9 #B93880 #80B938
tetradic
#3880B9 #B238B9 #B97138 #3FB938
square
#3880B9 #B238B9 #B97138 #3FB938
split-complementary
#3880B9 #B9383F #B9B238
monochromatic
#1C3F5B #2A5F8A #3880B9 #5F9ECF #8EBADD

Accessibility & contrast

On white

4.24
#3880B9 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.96
#3880B9 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3880B9
4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3880B9#FFFFFF#000000##000000
##3880B91.004.244.964.96
#FFFFFF4.241.0021.0021.00
#0000004.9621.001.001.00
##0000004.9621.001.001.00

Color blindness preview

Protanopia (red-blind)
#6682BB
Deuteranopia (green-blind)
#5475B8
Tritanopia (blue-blind)
#008E94
Achromatopsia (no color)
#7B7B7B

Design tokens & code

CSS
--color: #3880b9;
/* rgb */ color: rgb(56, 128, 185);
/* oklch */ color: oklch(58.0% 0.113 245.5);
Tailwind
colors: {
  custom: {
    50: '#7ea4ce',
    500: '#3880b9',
    950: '#000000',
  },
}
SCSS
$custom: #3880b9;
$custom-light: #7ea4ce;
$custom-dark: #000000;
JSON
{
  "hex": "#3880b9",
  "rgb": {
    "r": 56,
    "g": 128,
    "b": 185
  },
  "hsl": {
    "h": 206.512,
    "s": 53.527,
    "l": 47.255
  },
  "oklch": {
    "l": 0.5804,
    "c": 0.11338,
    "h": 245.5
  },
  "luminance": 0.19782
}

Semantic roles & 50–950 ramp

primary
#3880B9
secondary
#C8A385
accent
#8B4BDD
background
#F8FAFC
surface
#EFF4F9
border
#CACED2
text
#0B0F13
muted
#7C7F82

Preview Lab

Preview with #3880B9

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

Preview Lab → · Contrast checker → · Palette generator →

#3880B9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva