#4F5FD3#4F5FD3

#4F5FD3 is a mid, vivid blue. Relative luminance 0.145; OKLCH L 53.7% C 0.178 H 273.0°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#4F5FD3
RGB	rgb(79, 95, 211)
HSL	hsl(233, 60%, 57%)
HSV	hsv(233, 63%, 83%)
CMYK	cmyk(62.6%, 55%, 0%, 17.3%)
CIE-LAB	lab(45.01, 29.75, -61.84)
CIE-LCH	lch(45.01, 68.62, 295.69°)
OKLab	oklab(53.75% 0.0092 -0.1776)
OKLCH	oklch(53.75% 0.178 273)
XYZ	xyz(19.0706, 14.5482, 63.4185)
Luminance	0.1455 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F5FD3 #D3C34F

analogous

#4FA1D3 #4F5FD3 #814FD3

triadic

#4F5FD3 #D34F5F #5FD34F

tetradic

#4F5FD3 #D34FA1 #D3C34F #4FD381

square

#4F5FD3 #D34FA1 #D3C34F #4FD381

split-complementary

#4F5FD3 #D3814F #A1D34F

monochromatic

#222E86 #2E3EB7 #4F5FD3 #808CDF #B1B8EB

Accessibility & contrast

On white

5.37

#4F5FD3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#4F5FD3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F5FD3

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F5FD3	#FFFFFF	#000000	##FFFFFF
##4F5FD3	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070D7

Deuteranopia (green-blind)

#0065D1

Tritanopia (blue-blind)

#007B90

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4f5fd3;
/* rgb */ color: rgb(79, 95, 211);
/* oklch */ color: oklch(53.7% 0.178 273.0);

Tailwind

colors: {
  custom: {
    50: '#8d8ce1',
    500: '#4f5fd3',
    950: '#000000',
  },
}

SCSS

$custom: #4f5fd3;
$custom-light: #8d8ce1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f5fd3",
  "rgb": {
    "r": 79,
    "g": 95,
    "b": 211
  },
  "hsl": {
    "h": 232.727,
    "s": 60,
    "l": 56.863
  },
  "oklch": {
    "l": 0.53748,
    "c": 0.17785,
    "h": 273
  },
  "luminance": 0.1455
}

Semantic roles & 50–950 ramp

primary

#4F5FD3

secondary

#DAD3A4

accent

#D045E3

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4F5FD3

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

Preview Lab → · Contrast checker → · Palette generator →