#4C71BE#4C71BE

#4C71BE is a mid, vivid blue. Relative luminance 0.171; OKLCH L 55.8% C 0.127 H 263.5°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#4C71BE
RGB	rgb(76, 113, 190)
HSL	hsl(221, 47%, 52%)
HSV	hsv(221, 60%, 75%)
CMYK	cmyk(60%, 40.5%, 0%, 25.5%)
CIE-LAB	lab(48.34, 10.74, -44.43)
CIE-LCH	lch(48.34, 45.71, 283.59°)
OKLab	oklab(55.82% -0.0145 -0.1263)
OKLCH	oklch(55.82% 0.127 263.5)
XYZ	xyz(18.1767, 17.0629, 51.0408)
Luminance	0.1706 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C71BE #BE994C

analogous

#4CAABE #4C71BE #604CBE

triadic

#4C71BE #BE4C71 #71BE4C

tetradic

#4C71BE #BE4CAA #BE994C #4CBE60

square

#4C71BE #BE4CAA #BE994C #4CBE60

split-complementary

#4C71BE #BE604C #AABE4C

monochromatic

#263C69 #375696 #4C71BE #7995CE #A6B8DF

Accessibility & contrast

On white

4.76

#4C71BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#4C71BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C71BE

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C71BE	#FFFFFF	#000000	##FFFFFF
##4C71BE	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5078C1

Deuteranopia (green-blind)

#406EBC

Tritanopia (blue-blind)

#00828E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4c71be;
/* rgb */ color: rgb(76, 113, 190);
/* oklch */ color: oklch(55.8% 0.127 263.5);

Tailwind

colors: {
  custom: {
    50: '#8799d2',
    500: '#4c71be',
    950: '#000000',
  },
}

SCSS

$custom: #4c71be;
$custom-light: #8799d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4c71be",
  "rgb": {
    "r": 76,
    "g": 113,
    "b": 190
  },
  "hsl": {
    "h": 220.526,
    "s": 46.721,
    "l": 52.157
  },
  "oklch": {
    "l": 0.55817,
    "c": 0.12714,
    "h": 263.5
  },
  "luminance": 0.17064
}

Semantic roles & 50–950 ramp

primary

#4C71BE

secondary

#CCBC9A

accent

#AB51D6

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #4C71BE

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

Preview Lab → · Contrast checker → · Palette generator →