#4F71EF#4F71EF

#4F71EF is a mid, vivid blue. Relative luminance 0.197; OKLCH L 59.2% C 0.193 H 268.5°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#4F71EF
RGB	rgb(79, 113, 239)
HSL	hsl(227, 83%, 62%)
HSV	hsv(227, 67%, 94%)
CMYK	cmyk(66.9%, 52.7%, 0%, 6.3%)
CIE-LAB	lab(51.50, 28.15, -67.16)
CIE-LCH	lch(51.50, 72.82, 292.74°)
OKLab	oklab(59.24% -0.005 -0.193)
OKLCH	oklch(59.24% 0.193 268.5)
XYZ	xyz(24.7042, 19.7021, 84.1456)
Luminance	0.1971 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F71EF #EFCD4F

analogous

#4FC1EF #4F71EF #7D4FEF

triadic

#4F71EF #EF4F71 #71EF4F

tetradic

#4F71EF #EF4FC1 #EFCD4F #4FEF7D

square

#4F71EF #EF4FC1 #EFCD4F #4FEF7D

split-complementary

#4F71EF #EF7D4F #C1EF4F

monochromatic

#1033B3 #1744EA #4F71EF #879EF4 #BFCCF9

Accessibility & contrast

On white

4.25

#4F71EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#4F71EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F71EF

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F71EF	#FFFFFF	#000000	##000000
##4F71EF	1.00	4.25	4.94	4.94
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.94	21.00	1.00	1.00
##000000	4.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1882F3

Deuteranopia (green-blind)

#0074EC

Tritanopia (blue-blind)

#008FA5

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4f71ef;
/* rgb */ color: rgb(79, 113, 239);
/* oklch */ color: oklch(59.2% 0.193 268.5);

Tailwind

colors: {
  custom: {
    50: '#9199f5',
    500: '#4f71ef',
    950: '#000000',
  },
}

SCSS

$custom: #4f71ef;
$custom-light: #9199f5;
$custom-dark: #000000;

JSON

{
  "hex": "#4f71ef",
  "rgb": {
    "r": 79,
    "g": 113,
    "b": 239
  },
  "hsl": {
    "h": 227.25,
    "s": 83.333,
    "l": 62.353
  },
  "oklch": {
    "l": 0.59235,
    "c": 0.19311,
    "h": 268.5
  },
  "luminance": 0.19705
}

Semantic roles & 50–950 ramp

primary

#4F71EF

secondary

#EADEB0

accent

#B106E0

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #4F71EF

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

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