#4184DF#4184DF

#4184DF is a mid, vivid cyan. Relative luminance 0.230; OKLCH L 61.5% C 0.154 H 256.8°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#4184DF
RGB	rgb(65, 132, 223)
HSL	hsl(215, 71%, 56%)
HSV	hsv(215, 71%, 87%)
CMYK	cmyk(70.9%, 40.8%, 0%, 12.5%)
CIE-LAB	lab(55.02, 8.78, -52.57)
CIE-LCH	lch(55.02, 53.30, 279.48°)
OKLab	oklab(61.46% -0.0351 -0.1501)
OKLCH	oklch(61.46% 0.154 256.8)
XYZ	xyz(23.7457, 22.9515, 72.9764)
Luminance	0.2295 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4184DF #DF9C41

analogous

#41D3DF #4184DF #4D41DF

triadic

#4184DF #DF4184 #84DF41

tetradic

#4184DF #DF41D3 #DF9C41 #41DF4D

square

#4184DF #DF41D3 #DF9C41 #41DF4D

split-complementary

#4184DF #DF4D41 #D3DF41

monochromatic

#184A8E #2165C2 #4184DF #75A6E8 #AAC8F1

Accessibility & contrast

On white

3.76

#4184DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#4184DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4184DF

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4184DF	#FFFFFF	#000000	##000000
##4184DF	1.00	3.76	5.59	5.59
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.59	21.00	1.00	1.00
##000000	5.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#598CE3

Deuteranopia (green-blind)

#3F7DDD

Tritanopia (blue-blind)

#0099A7

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4184df;
/* rgb */ color: rgb(65, 132, 223);
/* oklch */ color: oklch(61.5% 0.154 256.8);

Tailwind

colors: {
  custom: {
    50: '#88a7e9',
    500: '#4184df',
    950: '#000000',
  },
}

SCSS

$custom: #4184df;
$custom-light: #88a7e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4184df",
  "rgb": {
    "r": 65,
    "g": 132,
    "b": 223
  },
  "hsl": {
    "h": 214.557,
    "s": 71.171,
    "l": 56.471
  },
  "oklch": {
    "l": 0.61457,
    "c": 0.15415,
    "h": 256.8
  },
  "luminance": 0.22954
}

Semantic roles & 50–950 ramp

primary

#4184DF

secondary

#DEC39D

accent

#A23AEE

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4184DF

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

Preview Lab → · Contrast checker → · Palette generator →