#4F5FAC#4F5FAC

#4F5FAC is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.0% C 0.123 H 272.5°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#4F5FAC
RGB	rgb(79, 95, 172)
HSL	hsl(230, 37%, 49%)
HSV	hsv(230, 54%, 67%)
CMYK	cmyk(54.1%, 44.8%, 0%, 32.5%)
CIE-LAB	lab(42.50, 16.61, -43.24)
CIE-LCH	lch(42.50, 46.32, 291.02°)
OKLab	oklab(51.04% 0.0054 -0.1229)
OKLCH	oklch(51.04% 0.123 272.5)
XYZ	xyz(14.7606, 12.8242, 40.7192)
Luminance	0.1283 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F5FAC #AC9C4F

analogous

#4F8EAC #4F5FAC #6D4FAC

triadic

#4F5FAC #AC4F5F #5FAC4F

tetradic

#4F5FAC #AC4F8E #AC9C4F #4FAC6D

square

#4F5FAC #AC4F8E #AC9C4F #4FAC6D

split-complementary

#4F5FAC #AC6D4F #8EAC4F

monochromatic

#283158 #3C4882 #4F5FAC #7784C1 #A1AAD4

Accessibility & contrast

On white

5.89

#4F5FAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#4F5FAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F5FAC

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F5FAC	#FFFFFF	#000000	##FFFFFF
##4F5FAC	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E69AF

Deuteranopia (green-blind)

#3361AA

Tritanopia (blue-blind)

#22707D

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4f5fac;
/* rgb */ color: rgb(79, 95, 172);
/* oklch */ color: oklch(51.0% 0.123 272.5);

Tailwind

colors: {
  custom: {
    50: '#878cc5',
    500: '#4f5fac',
    950: '#000000',
  },
}

SCSS

$custom: #4f5fac;
$custom-light: #878cc5;
$custom-dark: #000000;

JSON

{
  "hex": "#4f5fac",
  "rgb": {
    "r": 79,
    "g": 95,
    "b": 172
  },
  "hsl": {
    "h": 229.677,
    "s": 37.052,
    "l": 49.216
  },
  "oklch": {
    "l": 0.51044,
    "c": 0.12304,
    "h": 272.5
  },
  "luminance": 0.12825
}

Semantic roles & 50–950 ramp

primary

#4F5FAC

secondary

#C1BA96

accent

#B95BCD

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #4F5FAC

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

Preview Lab → · Contrast checker → · Palette generator →