#4F71F0#4F71F0

#4F71F0 is a mid, vivid blue. Relative luminance 0.198; OKLCH L 59.3% C 0.194 H 268.5°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#4F71F0
RGB	rgb(79, 113, 240)
HSL	hsl(227, 84%, 63%)
HSV	hsv(227, 67%, 94%)
CMYK	cmyk(67.1%, 52.9%, 0%, 5.9%)
CIE-LAB	lab(51.57, 28.49, -67.61)
CIE-LCH	lch(51.57, 73.37, 292.85°)
OKLab	oklab(59.31% -0.0049 -0.1944)
OKLCH	oklch(59.31% 0.194 268.5)
XYZ	xyz(24.8524, 19.7614, 84.9258)
Luminance	0.1976 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F71F0 #F0CE4F

analogous

#4FC2F0 #4F71F0 #7D4FF0

triadic

#4F71F0 #F04F71 #71F04F

tetradic

#4F71F0 #F04FC2 #F0CE4F #4FF07D

square

#4F71F0 #F04FC2 #F0CE4F #4FF07D

split-complementary

#4F71F0 #F07D4F #C2F04F

monochromatic

#0F32B5 #1744EB #4F71F0 #879EF5 #C0CCFA

Accessibility & contrast

On white

4.24

#4F71F0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#4F71F0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F71F0

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F71F0	#FFFFFF	#000000	##000000
##4F71F0	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1483F4

Deuteranopia (green-blind)

#0074ED

Tritanopia (blue-blind)

#008FA6

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4f71f0;
/* rgb */ color: rgb(79, 113, 240);
/* oklch */ color: oklch(59.3% 0.194 268.5);

Tailwind

colors: {
  custom: {
    50: '#9199f6',
    500: '#4f71f0',
    950: '#000000',
  },
}

SCSS

$custom: #4f71f0;
$custom-light: #9199f6;
$custom-dark: #000000;

JSON

{
  "hex": "#4f71f0",
  "rgb": {
    "r": 79,
    "g": 113,
    "b": 240
  },
  "hsl": {
    "h": 227.329,
    "s": 84.293,
    "l": 62.549
  },
  "oklch": {
    "l": 0.59308,
    "c": 0.19443,
    "h": 268.5
  },
  "luminance": 0.19764
}

Semantic roles & 50–950 ramp

primary

#4F71F0

secondary

#EBDEB0

accent

#B205E1

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #4F71F0

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

Preview Lab → · Contrast checker → · Palette generator →