#4F5FDF#4F5FDF

#4F5FDF is a mid, vivid blue. Relative luminance 0.152; OKLCH L 54.7% C 0.194 H 272.8°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#4F5FDF
RGB	rgb(79, 95, 223)
HSL	hsl(233, 69%, 59%)
HSV	hsv(233, 65%, 87%)
CMYK	cmyk(64.6%, 57.4%, 0%, 12.5%)
CIE-LAB	lab(45.87, 33.81, -67.28)
CIE-LCH	lch(45.87, 75.30, 296.68°)
OKLab	oklab(54.66% 0.0095 -0.1936)
OKLCH	oklch(54.66% 0.194 272.8)
XYZ	xyz(20.6315, 15.1726, 71.6391)
Luminance	0.1517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F5FDF #DFCF4F

analogous

#4FA7DF #4F5FDF #874FDF

triadic

#4F5FDF #DF4F5F #5FDF4F

tetradic

#4F5FDF #DF4FA7 #DFCF4F #4FDF87

square

#4F5FDF #DF4FA7 #DFCF4F #4FDF87

split-complementary

#4F5FDF #DF874F #A7DF4F

monochromatic

#1C2998 #2538CC #4F5FDF #838EE8 #B7BDF2

Accessibility & contrast

On white

5.20

#4F5FDF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#4F5FDF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F5FDF

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F5FDF	#FFFFFF	#000000	##FFFFFF
##4F5FDF	1.00	5.20	4.03	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073E3

Deuteranopia (green-blind)

#0066DC

Tritanopia (blue-blind)

#007E96

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4f5fdf;
/* rgb */ color: rgb(79, 95, 223);
/* oklch */ color: oklch(54.7% 0.194 272.8);

Tailwind

colors: {
  custom: {
    50: '#8f8cea',
    500: '#4f5fdf',
    950: '#000000',
  },
}

SCSS

$custom: #4f5fdf;
$custom-light: #8f8cea;
$custom-dark: #000000;

JSON

{
  "hex": "#4f5fdf",
  "rgb": {
    "r": 79,
    "g": 95,
    "b": 223
  },
  "hsl": {
    "h": 233.333,
    "s": 69.231,
    "l": 59.216
  },
  "oklch": {
    "l": 0.54661,
    "c": 0.19385,
    "h": 272.8
  },
  "luminance": 0.15174
}

Semantic roles & 50–950 ramp

primary

#4F5FDF

secondary

#E1DBA9

accent

#D83CEC

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #4F5FDF

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

Preview Lab → · Contrast checker → · Palette generator →