#4189CC#4189CC

#4189CC is a mid, vivid cyan. Relative luminance 0.234; OKLCH L 61.5% C 0.125 H 249.1°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#4189CC
RGB	rgb(65, 137, 204)
HSL	hsl(209, 58%, 53%)
HSV	hsv(209, 68%, 80%)
CMYK	cmyk(68.1%, 32.8%, 0%, 20%)
CIE-LAB	lab(55.45, -0.90, -41.20)
CIE-LCH	lch(55.45, 41.20, 268.75°)
OKLab	oklab(61.47% -0.0445 -0.1167)
OKLCH	oklch(61.47% 0.125 249.1)
XYZ	xyz(22.0206, 23.3725, 60.4658)
Luminance	0.2338 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4189CC #CC8441

analogous

#41CCC9 #4189CC #4143CC

triadic

#4189CC #CC4189 #89CC41

tetradic

#4189CC #C941CC #CC8441 #43CC41

square

#4189CC #C941CC #CC8441 #43CC41

split-complementary

#4189CC #CC4143 #CCC941

monochromatic

#1F4B74 #2C6AA4 #4189CC #71A7D9 #A1C5E6

Accessibility & contrast

On white

3.70

#4189CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.68

#4189CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4189CC

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4189CC	#FFFFFF	#000000	##000000
##4189CC	1.00	3.70	5.68	5.68
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.68	21.00	1.00	1.00
##000000	5.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B8CCF

Deuteranopia (green-blind)

#587FCB

Tritanopia (blue-blind)

#0099A1

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4189cc;
/* rgb */ color: rgb(65, 137, 204);
/* oklch */ color: oklch(61.5% 0.125 249.1);

Tailwind

colors: {
  custom: {
    50: '#85abdc',
    500: '#4189cc',
    950: '#000000',
  },
}

SCSS

$custom: #4189cc;
$custom-light: #85abdc;
$custom-dark: #000000;

JSON

{
  "hex": "#4189cc",
  "rgb": {
    "r": 65,
    "g": 137,
    "b": 204
  },
  "hsl": {
    "h": 208.921,
    "s": 57.676,
    "l": 52.745
  },
  "oklch": {
    "l": 0.61471,
    "c": 0.12493,
    "h": 249.1
  },
  "luminance": 0.23375
}

Semantic roles & 50–950 ramp

primary

#4189CC

secondary

#D3B396

accent

#9147E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4189CC

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

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