#4763DD#4763DD

#4763DD is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.8% C 0.188 H 269.4°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#4763DD
RGB	rgb(71, 99, 221)
HSL	hsl(229, 69%, 57%)
HSV	hsv(229, 68%, 87%)
CMYK	cmyk(67.9%, 55.2%, 0%, 13.3%)
CIE-LAB	lab(46.29, 29.45, -65.49)
CIE-LCH	lch(46.29, 71.80, 294.21°)
OKLab	oklab(54.81% -0.0019 -0.1885)
OKLCH	oklch(54.81% 0.188 269.4)
XYZ	xyz(20.1071, 15.4818, 70.3212)
Luminance	0.1548 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4763DD #DDC147

analogous

#47AEDD #4763DD #7647DD

triadic

#4763DD #DD4763 #63DD47

tetradic

#4763DD #DD47AE #DDC147 #47DD76

square

#4763DD #DD47AE #DDC147 #47DD76

split-complementary

#4763DD #DD7647 #AEDD47

monochromatic

#1A308F #2442C3 #4763DD #7B8FE7 #AEBBF0

Accessibility & contrast

On white

5.13

#4763DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#4763DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4763DD

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4763DD	#FFFFFF	#000000	##FFFFFF
##4763DD	1.00	5.13	4.10	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075E1

Deuteranopia (green-blind)

#0067DB

Tritanopia (blue-blind)

#008196

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #4763dd;
/* rgb */ color: rgb(71, 99, 221);
/* oklch */ color: oklch(54.8% 0.188 269.4);

Tailwind

colors: {
  custom: {
    50: '#8b8fe8',
    500: '#4763dd',
    950: '#000000',
  },
}

SCSS

$custom: #4763dd;
$custom-light: #8b8fe8;
$custom-dark: #000000;

JSON

{
  "hex": "#4763dd",
  "rgb": {
    "r": 71,
    "g": 99,
    "b": 221
  },
  "hsl": {
    "h": 228.8,
    "s": 68.807,
    "l": 57.255
  },
  "oklch": {
    "l": 0.54811,
    "c": 0.18849,
    "h": 269.4
  },
  "luminance": 0.15484
}

Semantic roles & 50–950 ramp

primary

#4763DD

secondary

#DED3A2

accent

#CB3CEC

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4763DD

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

Preview Lab → · Contrast checker → · Palette generator →