#4186CB#4186CB

#4186CB is a mid, vivid cyan. Relative luminance 0.225; OKLCH L 60.7% C 0.126 H 250.7°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#4186CB
RGB	rgb(65, 134, 203)
HSL	hsl(210, 57%, 53%)
HSV	hsv(210, 68%, 80%)
CMYK	cmyk(68%, 34%, 0%, 20.4%)
CIE-LAB	lab(54.54, 0.52, -42.08)
CIE-LCH	lch(54.54, 42.08, 270.71°)
OKLab	oklab(60.73% -0.0418 -0.1193)
OKLCH	oklch(60.73% 0.126 250.7)
XYZ	xyz(21.4806, 22.4836, 59.6960)
Luminance	0.2249 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4186CB #CB8641

analogous

#41CBCB #4186CB #4141CB

triadic

#4186CB #CB4186 #86CB41

tetradic

#4186CB #CB41CB #CB8641 #41CB41

square

#4186CB #CB41CB #CB8641 #41CB41

split-complementary

#4186CB #CB4141 #CBCB41

monochromatic

#1F4972 #2C67A2 #4186CB #71A5D8 #A1C3E5

Accessibility & contrast

On white

3.82

#4186CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#4186CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4186CB

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4186CB	#FFFFFF	#000000	##000000
##4186CB	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#678ACE

Deuteranopia (green-blind)

#547DCA

Tritanopia (blue-blind)

#00969F

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4186cb;
/* rgb */ color: rgb(65, 134, 203);
/* oklch */ color: oklch(60.7% 0.126 250.7);

Tailwind

colors: {
  custom: {
    50: '#84a8db',
    500: '#4186cb',
    950: '#000000',
  },
}

SCSS

$custom: #4186cb;
$custom-light: #84a8db;
$custom-dark: #000000;

JSON

{
  "hex": "#4186cb",
  "rgb": {
    "r": 65,
    "g": 134,
    "b": 203
  },
  "hsl": {
    "h": 210,
    "s": 57.025,
    "l": 52.549
  },
  "oklch": {
    "l": 0.60735,
    "c": 0.12645,
    "h": 250.7
  },
  "luminance": 0.22486
}

Semantic roles & 50–950 ramp

primary

#4186CB

secondary

#D2B496

accent

#9448E0

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4186CB

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

Preview Lab → · Contrast checker → · Palette generator →