#4F71BF#4F71BF

#4F71BF is a mid, vivid blue. Relative luminance 0.172; OKLCH L 56.0% C 0.127 H 264.8°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#4F71BF
RGB	rgb(79, 113, 191)
HSL	hsl(222, 47%, 53%)
HSV	hsv(222, 59%, 75%)
CMYK	cmyk(58.6%, 40.8%, 0%, 25.1%)
CIE-LAB	lab(48.55, 11.68, -44.66)
CIE-LCH	lch(48.55, 46.17, 284.66°)
OKLab	oklab(56.04% -0.0115 -0.1269)
OKLCH	oklch(56.04% 0.127 264.8)
XYZ	xyz(18.5303, 17.2326, 51.6298)
Luminance	0.1723 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F71BF #BF9D4F

analogous

#4FA9BF #4F71BF #654FBF

triadic

#4F71BF #BF4F71 #71BF4F

tetradic

#4F71BF #BF4FA9 #BF9D4F #4FBF65

square

#4F71BF #BF4FA9 #BF9D4F #4FBF65

split-complementary

#4F71BF #BF654F #A9BF4F

monochromatic

#273C6C #385599 #4F71BF #7C95CF #A9B9E0

Accessibility & contrast

On white

4.72

#4F71BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#4F71BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F71BF

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F71BF	#FFFFFF	#000000	##FFFFFF
##4F71BF	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F79C2

Deuteranopia (green-blind)

#416FBD

Tritanopia (blue-blind)

#00828F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4f71bf;
/* rgb */ color: rgb(79, 113, 191);
/* oklch */ color: oklch(56.0% 0.127 264.8);

Tailwind

colors: {
  custom: {
    50: '#8999d3',
    500: '#4f71bf',
    950: '#000000',
  },
}

SCSS

$custom: #4f71bf;
$custom-light: #8999d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4f71bf",
  "rgb": {
    "r": 79,
    "g": 113,
    "b": 191
  },
  "hsl": {
    "h": 221.786,
    "s": 46.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.56041,
    "c": 0.12744,
    "h": 264.8
  },
  "luminance": 0.17234
}

Semantic roles & 50–950 ramp

primary

#4F71BF

secondary

#CDBE9D

accent

#AE51D6

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #4F71BF

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

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