#4185D9#4185D9

#4185D9 is a mid, vivid cyan. Relative luminance 0.229; OKLCH L 61.3% C 0.145 H 255.1°. Best body text is #000000 at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#4185D9
RGB	rgb(65, 133, 217)
HSL	hsl(213, 67%, 55%)
HSV	hsv(213, 70%, 85%)
CMYK	cmyk(70%, 38.7%, 0%, 14.9%)
CIE-LAB	lab(54.98, 6.04, -49.28)
CIE-LCH	lch(54.98, 49.65, 276.99°)
OKLab	oklab(61.32% -0.0374 -0.1404)
OKLCH	oklch(61.32% 0.145 255.1)
XYZ	xyz(23.0873, 22.9062, 68.8368)
Luminance	0.2291 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4185D9 #D99541

analogous

#41D1D9 #4185D9 #4941D9

triadic

#4185D9 #D94185 #85D941

tetradic

#4185D9 #D941D1 #D99541 #41D949

square

#4185D9 #D941D1 #D99541 #41D949

split-complementary

#4185D9 #D94941 #D1D941

monochromatic

#1B4A85 #2567B8 #4185D9 #74A6E3 #A7C6ED

Accessibility & contrast

On white

3.76

#4185D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.58

#4185D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4185D9

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4185D9	#FFFFFF	#000000	##000000
##4185D9	1.00	3.76	5.58	5.58
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.58	21.00	1.00	1.00
##000000	5.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E8BDC

Deuteranopia (green-blind)

#477DD7

Tritanopia (blue-blind)

#0099A4

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4185d9;
/* rgb */ color: rgb(65, 133, 217);
/* oklch */ color: oklch(61.3% 0.145 255.1);

Tailwind

colors: {
  custom: {
    50: '#87a8e5',
    500: '#4185d9',
    950: '#000000',
  },
}

SCSS

$custom: #4185d9;
$custom-light: #87a8e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4185d9",
  "rgb": {
    "r": 65,
    "g": 133,
    "b": 217
  },
  "hsl": {
    "h": 213.158,
    "s": 66.667,
    "l": 55.294
  },
  "oklch": {
    "l": 0.61315,
    "c": 0.14531,
    "h": 255.1
  },
  "luminance": 0.22909
}

Semantic roles & 50–950 ramp

primary

#4185D9

secondary

#DBBE9B

accent

#9D3EEA

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0D0F16

muted

#7D7F84

Preview Lab

Preview with #4185D9

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

Preview Lab → · Contrast checker → · Palette generator →