#4C71CA#4C71CA

#4C71CA is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.6% C 0.144 H 265.1°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#4C71CA
RGB	rgb(76, 113, 202)
HSL	hsl(222, 54%, 55%)
HSV	hsv(222, 62%, 79%)
CMYK	cmyk(62.4%, 44.1%, 0%, 20.8%)
CIE-LAB	lab(49.02, 14.86, -50.24)
CIE-LCH	lch(49.02, 52.39, 286.47°)
OKLab	oklab(56.56% -0.0122 -0.1433)
OKLCH	oklch(56.56% 0.144 265.1)
XYZ	xyz(19.5426, 17.6093, 58.2347)
Luminance	0.1761 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C71CA #CAA54C

analogous

#4CB0CA #4C71CA #664CCA

triadic

#4C71CA #CA4C71 #71CA4C

tetradic

#4C71CA #CA4CB0 #CAA54C #4CCA66

square

#4C71CA #CA4CB0 #CAA54C #4CCA66

split-complementary

#4C71CA #CA664C #B0CA4C

monochromatic

#243C78 #3254A7 #4C71CA #7B96D8 #AABCE6

Accessibility & contrast

On white

4.64

#4C71CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#4C71CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4C71CA

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C71CA	#FFFFFF	#000000	##FFFFFF
##4C71CA	1.00	4.64	4.52	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#477BCD

Deuteranopia (green-blind)

#346FC8

Tritanopia (blue-blind)

#008594

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4c71ca;
/* rgb */ color: rgb(76, 113, 202);
/* oklch */ color: oklch(56.6% 0.144 265.1);

Tailwind

colors: {
  custom: {
    50: '#8999db',
    500: '#4c71ca',
    950: '#000000',
  },
}

SCSS

$custom: #4c71ca;
$custom-light: #8999db;
$custom-dark: #000000;

JSON

{
  "hex": "#4c71ca",
  "rgb": {
    "r": 76,
    "g": 113,
    "b": 202
  },
  "hsl": {
    "h": 222.381,
    "s": 54.31,
    "l": 54.51
  },
  "oklch": {
    "l": 0.56561,
    "c": 0.14387,
    "h": 265.1
  },
  "luminance": 0.17611
}

Semantic roles & 50–950 ramp

primary

#4C71CA

secondary

#D4C49E

accent

#B24ADE

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0D15

muted

#7D7E83

Preview Lab

Preview with #4C71CA

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

Preview Lab → · Contrast checker → · Palette generator →