#4F5EB3#4F5EB3

#4F5EB3 is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.3% C 0.135 H 273.2°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#4F5EB3
RGB	rgb(79, 94, 179)
HSL	hsl(231, 40%, 51%)
HSV	hsv(231, 56%, 70%)
CMYK	cmyk(55.9%, 47.5%, 0%, 29.8%)
CIE-LAB	lab(42.64, 19.58, -47.11)
CIE-LCH	lch(42.64, 51.02, 292.56°)
OKLab	oklab(51.29% 0.0076 -0.1343)
OKLCH	oklch(51.29% 0.135 273.2)
XYZ	xyz(15.3612, 12.9213, 44.3237)
Luminance	0.1292 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F5EB3 #B3A44F

analogous

#4F90B3 #4F5EB3 #724FB3

triadic

#4F5EB3 #B34F5E #5EB34F

tetradic

#4F5EB3 #B34F90 #B3A44F #4FB372

square

#4F5EB3 #B34F90 #B3A44F #4FB372

split-complementary

#4F5EB3 #B3724F #90B34F

monochromatic

#29315F #3B4789 #4F5EB3 #7A85C5 #A4ACD8

Accessibility & contrast

On white

5.86

#4F5EB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#4F5EB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F5EB3

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F5EB3	#FFFFFF	#000000	##FFFFFF
##4F5EB3	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3669B6

Deuteranopia (green-blind)

#2961B1

Tritanopia (blue-blind)

#187180

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #4f5eb3;
/* rgb */ color: rgb(79, 94, 179);
/* oklch */ color: oklch(51.3% 0.135 273.2);

Tailwind

colors: {
  custom: {
    50: '#888bca',
    500: '#4f5eb3',
    950: '#000000',
  },
}

SCSS

$custom: #4f5eb3;
$custom-light: #888bca;
$custom-dark: #000000;

JSON

{
  "hex": "#4f5eb3",
  "rgb": {
    "r": 79,
    "g": 94,
    "b": 179
  },
  "hsl": {
    "h": 231,
    "s": 39.683,
    "l": 50.588
  },
  "oklch": {
    "l": 0.51292,
    "c": 0.13453,
    "h": 273.2
  },
  "luminance": 0.12922
}

Semantic roles & 50–950 ramp

primary

#4F5EB3

secondary

#C5BE99

accent

#BE58D0

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #4F5EB3

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

Preview Lab → · Contrast checker → · Palette generator →