#4187D2#4187D2

#4187D2 is a mid, vivid cyan. Relative luminance 0.231; OKLCH L 61.4% C 0.134 H 252.2°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#4187D2
RGB	rgb(65, 135, 210)
HSL	hsl(211, 62%, 54%)
HSV	hsv(211, 69%, 82%)
CMYK	cmyk(69%, 35.7%, 0%, 17.6%)
CIE-LAB	lab(55.18, 2.38, -45.02)
CIE-LCH	lch(55.18, 45.08, 273.02°)
OKLab	oklab(61.35% -0.041 -0.1279)
OKLCH	oklch(61.35% 0.134 252.2)
XYZ	xyz(22.4725, 23.1025, 64.2352)
Luminance	0.2311 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4187D2 #D28C41

analogous

#41D0D2 #4187D2 #4441D2

triadic

#4187D2 #D24187 #87D241

tetradic

#4187D2 #D241D0 #D28C41 #41D244

square

#4187D2 #D241D0 #D28C41 #41D244

split-complementary

#4187D2 #D24441 #D0D241

monochromatic

#1D4B7B #2969AD #4187D2 #72A6DE #A4C6E9

Accessibility & contrast

On white

3.74

#4187D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#4187D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4187D2

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4187D2	#FFFFFF	#000000	##000000
##4187D2	1.00	3.74	5.62	5.62
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#658CD5

Deuteranopia (green-blind)

#507ED1

Tritanopia (blue-blind)

#0099A2

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4187d2;
/* rgb */ color: rgb(65, 135, 210);
/* oklch */ color: oklch(61.4% 0.134 252.2);

Tailwind

colors: {
  custom: {
    50: '#86a9e0',
    500: '#4187d2',
    950: '#000000',
  },
}

SCSS

$custom: #4187d2;
$custom-light: #86a9e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4187d2",
  "rgb": {
    "r": 65,
    "g": 135,
    "b": 210
  },
  "hsl": {
    "h": 211.034,
    "s": 61.702,
    "l": 53.922
  },
  "oklch": {
    "l": 0.61353,
    "c": 0.13431,
    "h": 252.2
  },
  "luminance": 0.23105
}

Semantic roles & 50–950 ramp

primary

#4187D2

secondary

#D6B898

accent

#9743E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4187D2

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

Preview Lab → · Contrast checker → · Palette generator →