#4748CC#4748CC

#4748CC is a mid, vivid blue. Relative luminance 0.103; OKLCH L 48.6% C 0.199 H 275.8°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#4748CC
RGB	rgb(71, 72, 204)
HSL	hsl(240, 57%, 54%)
HSV	hsv(240, 65%, 80%)
CMYK	cmyk(65.2%, 64.7%, 0%, 20%)
CIE-LAB	lab(38.43, 40.36, -68.53)
CIE-LCH	lch(38.43, 79.54, 300.50°)
OKLab	oklab(48.59% 0.0199 -0.1977)
OKLCH	oklch(48.59% 0.199 275.8)
XYZ	xyz(15.8114, 10.3326, 58.2762)
Luminance	0.1033 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.81

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4748CC #CCCB47

analogous

#478BCC #4748CC #8947CC

triadic

#4748CC #CC4748 #48CC47

tetradic

#4748CC #CC478B #CCCB47 #47CC89

square

#4748CC #CC478B #CCCB47 #47CC89

split-complementary

#4748CC #CC8947 #8BCC47

monochromatic

#212277 #2E2FA7 #4748CC #7778D9 #A7A7E7

Accessibility & contrast

On white

6.85

#4748CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#4748CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4748CC

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4748CC	#FFFFFF	#000000	##FFFFFF
##4748CC	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060D0

Deuteranopia (green-blind)

#0055C9

Tritanopia (blue-blind)

#006A83

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #4748cc;
/* rgb */ color: rgb(71, 72, 204);
/* oklch */ color: oklch(48.6% 0.199 275.8);

Tailwind

colors: {
  custom: {
    50: '#8a7bdd',
    500: '#4748cc',
    950: '#000000',
  },
}

SCSS

$custom: #4748cc;
$custom-light: #8a7bdd;
$custom-dark: #000000;

JSON

{
  "hex": "#4748cc",
  "rgb": {
    "r": 71,
    "g": 72,
    "b": 204
  },
  "hsl": {
    "h": 239.549,
    "s": 56.596,
    "l": 53.922
  },
  "oklch": {
    "l": 0.48587,
    "c": 0.19868,
    "h": 275.8
  },
  "luminance": 0.10334
}

Semantic roles & 50–950 ramp

primary

#4748CC

secondary

#D4D39B

accent

#DF48E0

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4748CC

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

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