#4187DA#4187DA

#4187DA is a mid, vivid cyan. Relative luminance 0.235; OKLCH L 61.8% C 0.145 H 254.3°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).

Color values

HEX#4187DA
RGBrgb(65, 135, 218)
HSLhsl(213, 67%, 55%)
HSVhsv(213, 70%, 85%)
CMYKcmyk(70.2%, 38.1%, 0%, 14.5%)
CIE-LABlab(55.59, 5.19, -48.86)
CIE-LCHlch(55.59, 49.13, 276.07°)
OKLaboklab(61.82% -0.039 -0.1391)
OKLCHoklch(61.82% 0.145 254.3)
XYZxyz(23.4942, 23.5112, 69.6160)
Luminance0.2351 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4187DA #DA9441
analogous
#41D3DA #4187DA #4741DA
triadic
#4187DA #DA4187 #87DA41
tetradic
#4187DA #DA41D3 #DA9441 #41DA47
square
#4187DA #DA41D3 #DA9441 #41DA47
split-complementary
#4187DA #DA4741 #D3DA41
monochromatic
#1A4C86 #2469BA #4187DA #74A7E4 #A7C8EE

Accessibility & contrast

On white

3.68
#4187DA on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.70
#4187DA on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4187DA
5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4187DA#FFFFFF#000000##000000
##4187DA1.003.685.705.70
#FFFFFF3.681.0021.0021.00
#0000005.7021.001.001.00
##0000005.7021.001.001.00

Color blindness preview

Protanopia (red-blind)
#618DDD
Deuteranopia (green-blind)
#4A7FD8
Tritanopia (blue-blind)
#009AA6
Achromatopsia (no color)
#858585

Design tokens & code

CSS
--color: #4187da;
/* rgb */ color: rgb(65, 135, 218);
/* oklch */ color: oklch(61.8% 0.145 254.3);
Tailwind
colors: {
  custom: {
    50: '#87a9e6',
    500: '#4187da',
    950: '#000000',
  },
}
SCSS
$custom: #4187da;
$custom-light: #87a9e6;
$custom-dark: #000000;
JSON
{
  "hex": "#4187da",
  "rgb": {
    "r": 65,
    "g": 135,
    "b": 218
  },
  "hsl": {
    "h": 212.549,
    "s": 67.401,
    "l": 55.49
  },
  "oklch": {
    "l": 0.61815,
    "c": 0.14451,
    "h": 254.3
  },
  "luminance": 0.23514
}

Semantic roles & 50–950 ramp

primary
#4187DA
secondary
#DBBE9C
accent
#9B3EEA
background
#F8FAFE
surface
#F0F4FC
border
#CBCED5
text
#0D0F16
muted
#7D7F84

Preview Lab

Preview with #4187DA

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

Preview Lab → · Contrast checker → · Palette generator →

#4187DA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva