#4186DD#4186DD

#4186DD is a mid, vivid cyan. Relative luminance 0.234; OKLCH L 61.8% C 0.149 H 255.5°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#4186DD
RGB	rgb(65, 134, 221)
HSL	hsl(213, 70%, 56%)
HSV	hsv(213, 71%, 87%)
CMYK	cmyk(70.6%, 39.4%, 0%, 13.3%)
CIE-LAB	lab(55.47, 6.86, -50.73)
CIE-LCH	lch(55.47, 51.20, 277.70°)
OKLab	oklab(61.77% -0.0374 -0.1447)
OKLCH	oklch(61.77% 0.149 255.5)
XYZ	xyz(23.7514, 23.3919, 71.6559)
Luminance	0.2339 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4186DD #DD9841

analogous

#41D4DD #4186DD #4A41DD

triadic

#4186DD #DD4186 #86DD41

tetradic

#4186DD #DD41D4 #DD9841 #41DD4A

square

#4186DD #DD41D4 #DD9841 #41DD4A

split-complementary

#4186DD #DD4A41 #D4DD41

monochromatic

#194B8B #2267BF #4186DD #75A7E6 #A9C8F0

Accessibility & contrast

On white

3.70

#4186DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.68

#4186DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4186DD

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4186DD	#FFFFFF	#000000	##000000
##4186DD	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)

#5E8DE0

Deuteranopia (green-blind)

#457EDB

Tritanopia (blue-blind)

#009AA7

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4186dd;
/* rgb */ color: rgb(65, 134, 221);
/* oklch */ color: oklch(61.8% 0.149 255.5);

Tailwind

colors: {
  custom: {
    50: '#87a8e8',
    500: '#4186dd',
    950: '#000000',
  },
}

SCSS

$custom: #4186dd;
$custom-light: #87a8e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4186dd",
  "rgb": {
    "r": 65,
    "g": 134,
    "b": 221
  },
  "hsl": {
    "h": 213.462,
    "s": 69.643,
    "l": 56.078
  },
  "oklch": {
    "l": 0.61773,
    "c": 0.14942,
    "h": 255.5
  },
  "luminance": 0.23394
}

Semantic roles & 50–950 ramp

primary

#4186DD

secondary

#DDC19D

accent

#9E3BEC

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4186DD

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

Preview Lab → · Contrast checker → · Palette generator →