#4183C8#4183C8

#4183C8 is a mid, vivid cyan. Relative luminance 0.215; OKLCH L 59.9% C 0.126 H 251.6°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#4183C8
RGB	rgb(65, 131, 200)
HSL	hsl(211, 55%, 52%)
HSV	hsv(211, 68%, 78%)
CMYK	cmyk(67.5%, 34.5%, 0%, 21.6%)
CIE-LAB	lab(53.52, 1.26, -41.98)
CIE-LCH	lch(53.52, 42.00, 271.72°)
OKLab	oklab(59.89% -0.0397 -0.1191)
OKLCH	oklch(59.89% 0.126 251.6)
XYZ	xyz(20.7177, 21.5244, 57.6952)
Luminance	0.2153 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4183C8 #C88641

analogous

#41C6C8 #4183C8 #4341C8

triadic

#4183C8 #C84183 #83C841

tetradic

#4183C8 #C841C6 #C88641 #41C843

square

#4183C8 #C841C6 #C88641 #41C843

split-complementary

#4183C8 #C84341 #C6C841

monochromatic

#20466F #2E659E #4183C8 #70A2D6 #A0C1E3

Accessibility & contrast

On white

3.96

#4183C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#4183C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4183C8

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4183C8	#FFFFFF	#000000	##000000
##4183C8	1.00	3.96	5.31	5.31
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6487CB

Deuteranopia (green-blind)

#517AC7

Tritanopia (blue-blind)

#00939C

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #4183c8;
/* rgb */ color: rgb(65, 131, 200);
/* oklch */ color: oklch(59.9% 0.126 251.6);

Tailwind

colors: {
  custom: {
    50: '#84a6d9',
    500: '#4183c8',
    950: '#000000',
  },
}

SCSS

$custom: #4183c8;
$custom-light: #84a6d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4183c8",
  "rgb": {
    "r": 65,
    "g": 131,
    "b": 200
  },
  "hsl": {
    "h": 210.667,
    "s": 55.102,
    "l": 51.961
  },
  "oklch": {
    "l": 0.59888,
    "c": 0.12552,
    "h": 251.6
  },
  "luminance": 0.21527
}

Semantic roles & 50–950 ramp

primary

#4183C8

secondary

#D0B395

accent

#9649DE

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C0F14

muted

#7D7F83

Preview Lab

Preview with #4183C8

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

Preview Lab → · Contrast checker → · Palette generator →