#3D91DB#3D91DB

#3D91DB is a light, vivid cyan. Relative luminance 0.264; OKLCH L 64.0% C 0.137 H 248.4°. Best body text is #000000 at 6.27:1 contrast (WCAG AA passes).

Color values

HEX#3D91DB
RGBrgb(61, 145, 219)
HSLhsl(208, 69%, 55%)
HSVhsv(208, 72%, 86%)
CMYKcmyk(72.1%, 33.8%, 0%, 14.1%)
CIE-LABlab(58.37, -0.93, -45.03)
CIE-LCHlch(58.37, 45.04, 268.81°)
OKLaboklab(63.97% -0.0506 -0.1278)
OKLCHoklch(63.97% 0.137 248.4)
XYZxyz(24.8312, 26.3546, 70.7824)
Luminance0.2636 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3D91DB #DB873D
analogous
#3DDBD6 #3D91DB #3D42DB
triadic
#3D91DB #DB3D91 #91DB3D
tetradic
#3D91DB #D63DDB #DB873D #42DB3D
square
#3D91DB #D63DDB #DB873D #42DB3D
split-complementary
#3D91DB #DB3D42 #DBD63D
monochromatic
#195285 #2272B9 #3D91DB #71AEE5 #A4CCEE

Accessibility & contrast

On white

3.35
#3D91DB on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.27
#3D91DB on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D91DB
6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3D91DB#FFFFFF#000000##000000
##3D91DB1.003.356.276.27
#FFFFFF3.351.0021.0021.00
#0000006.2721.001.001.00
##0000006.2721.001.001.00

Color blindness preview

Protanopia (red-blind)
#6F94DE
Deuteranopia (green-blind)
#5986DA
Tritanopia (blue-blind)
#00A3AC
Achromatopsia (no color)
#8C8C8C

Design tokens & code

CSS
--color: #3d91db;
/* rgb */ color: rgb(61, 145, 219);
/* oklch */ color: oklch(64.0% 0.137 248.4);
Tailwind
colors: {
  custom: {
    50: '#86b0e6',
    500: '#3d91db',
    950: '#000000',
  },
}
SCSS
$custom: #3d91db;
$custom-light: #86b0e6;
$custom-dark: #000000;
JSON
{
  "hex": "#3d91db",
  "rgb": {
    "r": 61,
    "g": 145,
    "b": 219
  },
  "hsl": {
    "h": 208.101,
    "s": 68.696,
    "l": 54.902
  },
  "oklch": {
    "l": 0.6397,
    "c": 0.13749,
    "h": 248.4
  },
  "luminance": 0.26357
}

Semantic roles & 50–950 ramp

primary
#3D91DB
secondary
#DBB899
accent
#8E3CEC
background
#F8FAFE
surface
#F0F4FC
border
#CBCED5
text
#0D1016
muted
#7D7F84

Preview Lab

Preview with #3D91DB

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

Preview Lab → · Contrast checker → · Palette generator →

#3D91DB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva