#4084CB#4084CB

#4084CB is a mid, vivid cyan. Relative luminance 0.219; OKLCH L 60.2% C 0.129 H 251.6°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#4084CB
RGB	rgb(64, 132, 203)
HSL	hsl(211, 57%, 52%)
HSV	hsv(211, 68%, 80%)
CMYK	cmyk(68.5%, 35%, 0%, 20.4%)
CIE-LAB	lab(53.92, 1.55, -43.05)
CIE-LCH	lch(53.92, 43.08, 272.07°)
OKLab	oklab(60.24% -0.0405 -0.1222)
OKLCH	oklch(60.24% 0.129 251.6)
XYZ	xyz(21.1411, 21.9021, 59.6017)
Luminance	0.2190 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4084CB #CB8740

analogous

#40CACB #4084CB #4140CB

triadic

#4084CB #CB4084 #84CB40

tetradic

#4084CB #CB40CA #CB8740 #40CB41

square

#4084CB #CB40CA #CB8740 #40CB41

split-complementary

#4084CB #CB4140 #CACB40

monochromatic

#1F4772 #2C66A2 #4084CB #70A3D8 #A0C2E5

Accessibility & contrast

On white

3.90

#4084CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.38

#4084CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4084CB

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4084CB	#FFFFFF	#000000	##000000
##4084CB	1.00	3.90	5.38	5.38
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.38	21.00	1.00	1.00
##000000	5.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6488CE

Deuteranopia (green-blind)

#517BCA

Tritanopia (blue-blind)

#00959E

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4084cb;
/* rgb */ color: rgb(64, 132, 203);
/* oklch */ color: oklch(60.2% 0.129 251.6);

Tailwind

colors: {
  custom: {
    50: '#84a7db',
    500: '#4084cb',
    950: '#000000',
  },
}

SCSS

$custom: #4084cb;
$custom-light: #84a7db;
$custom-dark: #000000;

JSON

{
  "hex": "#4084cb",
  "rgb": {
    "r": 64,
    "g": 132,
    "b": 203
  },
  "hsl": {
    "h": 210.647,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.60244,
    "c": 0.12875,
    "h": 251.6
  },
  "luminance": 0.21904
}

Semantic roles & 50–950 ramp

primary

#4084CB

secondary

#D2B495

accent

#9647E0

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4084CB

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

Preview Lab → · Contrast checker → · Palette generator →