#4189DA#4189DA

#4189DA is a light, vivid cyan. Relative luminance 0.241; OKLCH L 62.3% C 0.142 H 253.3°. Best body text is #000000 at 5.82:1 contrast (WCAG AA passes).

Color values

HEX#4189DA
RGBrgb(65, 137, 218)
HSLhsl(212, 67%, 55%)
HSVhsv(212, 70%, 85%)
CMYKcmyk(70.2%, 37.2%, 0%, 14.5%)
CIE-LABlab(56.16, 4.00, -47.96)
CIE-LCHlch(56.16, 48.12, 274.77°)
OKLaboklab(62.26% -0.0409 -0.1365)
OKLCHoklch(62.26% 0.142 253.3)
XYZxyz(23.7758, 24.0745, 69.7099)
Luminance0.2408 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4189DA #DA9241
analogous
#41D5DA #4189DA #4541DA
triadic
#4189DA #DA4189 #89DA41
tetradic
#4189DA #DA41D5 #DA9241 #41DA45
square
#4189DA #DA41D5 #DA9241 #41DA45
split-complementary
#4189DA #DA4541 #D5DA41
monochromatic
#1A4D86 #246BBA #4189DA #74A9E4 #A7C9EE

Accessibility & contrast

On white

3.61
#4189DA on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.82
#4189DA on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4189DA
5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4189DA#FFFFFF#000000##000000
##4189DA1.003.615.825.82
#FFFFFF3.611.0021.0021.00
#0000005.8221.001.001.00
##0000005.8221.001.001.00

Color blindness preview

Protanopia (red-blind)
#648EDD
Deuteranopia (green-blind)
#4D80D8
Tritanopia (blue-blind)
#009CA7
Achromatopsia (no color)
#878787

Design tokens & code

CSS
--color: #4189da;
/* rgb */ color: rgb(65, 137, 218);
/* oklch */ color: oklch(62.3% 0.142 253.3);
Tailwind
colors: {
  custom: {
    50: '#87abe6',
    500: '#4189da',
    950: '#000000',
  },
}
SCSS
$custom: #4189da;
$custom-light: #87abe6;
$custom-dark: #000000;
JSON
{
  "hex": "#4189da",
  "rgb": {
    "r": 65,
    "g": 137,
    "b": 218
  },
  "hsl": {
    "h": 211.765,
    "s": 67.401,
    "l": 55.49
  },
  "oklch": {
    "l": 0.62258,
    "c": 0.14247,
    "h": 253.3
  },
  "luminance": 0.24077
}

Semantic roles & 50–950 ramp

primary
#4189DA
secondary
#DBBD9C
accent
#993EEA
background
#F8FAFE
surface
#F0F4FC
border
#CBCED5
text
#0D1016
muted
#7D7F84

Preview Lab

Preview with #4189DA

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

Preview Lab → · Contrast checker → · Palette generator →

#4189DA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva