#4391CB#4391CB

#4391CB is a light, moderate cyan. Relative luminance 0.258; OKLCH L 63.3% C 0.116 H 243.7°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX#4391CB
RGBrgb(67, 145, 203)
HSLhsl(206, 57%, 53%)
HSVhsv(206, 67%, 80%)
CMYKcmyk(67%, 28.6%, 0%, 20.4%)
CIE-LABlab(57.80, -5.57, -36.94)
CIE-LCHlch(57.80, 37.35, 261.43°)
OKLaboklab(63.33% -0.0515 -0.1042)
OKLCHoklch(63.33% 0.116 243.7)
XYZxyz(23.2155, 25.7534, 60.2358)
Luminance0.2576 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4391CB #CB7D43
analogous
#43CBC1 #4391CB #434DCB
triadic
#4391CB #CB4391 #91CB43
tetradic
#4391CB #C143CB #CB7D43 #4DCB43
square
#4391CB #C143CB #CB7D43 #4DCB43
split-complementary
#4391CB #CB434D #CBC143
monochromatic
#205074 #2D71A4 #4391CB #73ADD8 #A3C9E6

Accessibility & contrast

On white

3.41
#4391CB on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.15
#4391CB on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4391CB
6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4391CB#FFFFFF#000000##000000
##4391CB1.003.416.156.15
#FFFFFF3.411.0021.0021.00
#0000006.1521.001.001.00
##0000006.1521.001.001.00

Color blindness preview

Protanopia (red-blind)
#7792CE
Deuteranopia (green-blind)
#6485CA
Tritanopia (blue-blind)
#009FA5
Achromatopsia (no color)
#8B8B8B

Design tokens & code

CSS
--color: #4391cb;
/* rgb */ color: rgb(67, 145, 203);
/* oklch */ color: oklch(63.3% 0.116 243.7);
Tailwind
colors: {
  custom: {
    50: '#85b1db',
    500: '#4391cb',
    950: '#000000',
  },
}
SCSS
$custom: #4391cb;
$custom-light: #85b1db;
$custom-dark: #000000;
JSON
{
  "hex": "#4391cb",
  "rgb": {
    "r": 67,
    "g": 145,
    "b": 203
  },
  "hsl": {
    "h": 205.588,
    "s": 56.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.63325,
    "c": 0.11628,
    "h": 243.7
  },
  "luminance": 0.25756
}

Semantic roles & 50–950 ramp

primary
#4391CB
secondary
#D2B198
accent
#8948E0
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C1015
muted
#7D7F83

Preview Lab

Preview with #4391CB

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

Preview Lab → · Contrast checker → · Palette generator →

#4391CB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva