#4C71CD#4C71CD

#4C71CD is a mid, vivid blue. Relative luminance 0.178; OKLCH L 56.8% C 0.148 H 265.5°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#4C71CD
RGB	rgb(76, 113, 205)
HSL	hsl(223, 56%, 55%)
HSV	hsv(223, 63%, 80%)
CMYK	cmyk(62.9%, 44.9%, 0%, 19.6%)
CIE-LAB	lab(49.19, 15.89, -51.68)
CIE-LCH	lch(49.19, 54.06, 287.10°)
OKLab	oklab(56.75% -0.0117 -0.1476)
OKLCH	oklch(56.75% 0.148 265.5)
XYZ	xyz(19.9013, 17.7527, 60.1236)
Luminance	0.1776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C71CD #CDA84C

analogous

#4CB1CD #4C71CD #684CCD

triadic

#4C71CD #CD4C71 #71CD4C

tetradic

#4C71CD #CD4CB1 #CDA84C #4CCD68

square

#4C71CD #CD4CB1 #CDA84C #4CCD68

split-complementary

#4C71CD #CD684C #B1CD4C

monochromatic

#233C7C #3054AC #4C71CD #7C97DA #ACBDE8

Accessibility & contrast

On white

4.61

#4C71CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#4C71CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4C71CD

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C71CD	#FFFFFF	#000000	##FFFFFF
##4C71CD	1.00	4.61	4.55	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#457BD0

Deuteranopia (green-blind)

#306FCB

Tritanopia (blue-blind)

#008695

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4c71cd;
/* rgb */ color: rgb(76, 113, 205);
/* oklch */ color: oklch(56.8% 0.148 265.5);

Tailwind

colors: {
  custom: {
    50: '#8a99dd',
    500: '#4c71cd',
    950: '#000000',
  },
}

SCSS

$custom: #4c71cd;
$custom-light: #8a99dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4c71cd",
  "rgb": {
    "r": 76,
    "g": 113,
    "b": 205
  },
  "hsl": {
    "h": 222.791,
    "s": 56.332,
    "l": 55.098
  },
  "oklch": {
    "l": 0.56753,
    "c": 0.14802,
    "h": 265.5
  },
  "luminance": 0.17755
}

Semantic roles & 50–950 ramp

primary

#4C71CD

secondary

#D5C69F

accent

#B448E0

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #4C71CD

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

Preview Lab → · Contrast checker → · Palette generator →