#4072DC#4072DC

#4072DC is a mid, vivid blue. Relative luminance 0.183; OKLCH L 57.4% C 0.171 H 263.1°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#4072DC
RGB	rgb(64, 114, 220)
HSL	hsl(221, 69%, 56%)
HSV	hsv(221, 71%, 86%)
CMYK	cmyk(70.9%, 48.2%, 0%, 13.7%)
CIE-LAB	lab(49.85, 18.67, -59.18)
CIE-LCH	lch(49.85, 62.06, 287.51°)
OKLab	oklab(57.4% -0.0205 -0.1698)
OKLCH	oklch(57.4% 0.171 263.1)
XYZ	xyz(21.0453, 18.2897, 70.1174)
Luminance	0.1829 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4072DC #DCAA40

analogous

#40C0DC #4072DC #5C40DC

triadic

#4072DC #DC4072 #72DC40

tetradic

#4072DC #DC40C0 #DCAA40 #40DC5C

square

#4072DC #DC40C0 #DCAA40 #40DC5C

split-complementary

#4072DC #DC5C40 #C0DC40

monochromatic

#193D89 #2354BC #4072DC #7498E5 #A7BEEF

Accessibility & contrast

On white

4.51

#4072DC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#4072DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4072DC

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4072DC	#FFFFFF	#000000	##000000
##4072DC	1.00	4.51	4.66	4.66
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#377EE0

Deuteranopia (green-blind)

#0270DA

Tritanopia (blue-blind)

#008B9C

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4072dc;
/* rgb */ color: rgb(64, 114, 220);
/* oklch */ color: oklch(57.4% 0.171 263.1);

Tailwind

colors: {
  custom: {
    50: '#8799e7',
    500: '#4072dc',
    950: '#000000',
  },
}

SCSS

$custom: #4072dc;
$custom-light: #8799e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4072dc",
  "rgb": {
    "r": 64,
    "g": 114,
    "b": 220
  },
  "hsl": {
    "h": 220.769,
    "s": 69.027,
    "l": 55.686
  },
  "oklch": {
    "l": 0.57399,
    "c": 0.17108,
    "h": 263.1
  },
  "luminance": 0.18292
}

Semantic roles & 50–950 ramp

primary

#4072DC

secondary

#DCC89B

accent

#B33CEC

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #4072DC

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

Preview Lab → · Contrast checker → · Palette generator →