#4F45BF#4F45BF

#4F45BF is a mid, vivid blue. Relative luminance 0.097; OKLCH L 47.5% C 0.184 H 280.5°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#4F45BF
RGB	rgb(79, 69, 191)
HSL	hsl(245, 49%, 51%)
HSV	hsv(245, 64%, 75%)
CMYK	cmyk(58.6%, 63.9%, 0%, 25.1%)
CIE-LAB	lab(37.26, 39.14, -62.85)
CIE-LCH	lch(37.26, 74.05, 301.91°)
OKLab	oklab(47.55% 0.0334 -0.1808)
OKLCH	oklch(47.55% 0.184 280.5)
XYZ	xyz(14.7536, 9.6791, 50.3709)
Luminance	0.0968 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.65

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F45BF #B5BF45

analogous

#4578BF #4F45BF #8C45BF

triadic

#4F45BF #BF4F45 #45BF4F

tetradic

#4F45BF #BF4578 #B5BF45 #45BF8C

square

#4F45BF #BF4578 #B5BF45 #45BF8C

split-complementary

#4F45BF #BF8C45 #78BF45

monochromatic

#292366 #3B3394 #4F45BF #7A73CF #A5A0DE

Accessibility & contrast

On white

7.15

#4F45BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#4F45BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F45BF

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F45BF	#FFFFFF	#000000	##FFFFFF
##4F45BF	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CC3

Deuteranopia (green-blind)

#0053BD

Tritanopia (blue-blind)

#02647C

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4f45bf;
/* rgb */ color: rgb(79, 69, 191);
/* oklch */ color: oklch(47.5% 0.184 280.5);

Tailwind

colors: {
  custom: {
    50: '#8b79d3',
    500: '#4f45bf',
    950: '#000000',
  },
}

SCSS

$custom: #4f45bf;
$custom-light: #8b79d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4f45bf",
  "rgb": {
    "r": 79,
    "g": 69,
    "b": 191
  },
  "hsl": {
    "h": 244.918,
    "s": 48.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.47549,
    "c": 0.18386,
    "h": 280.5
  },
  "luminance": 0.0968
}

Semantic roles & 50–950 ramp

primary

#4F45BF

secondary

#C6CB95

accent

#D84FCD

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0914

muted

#7E7B83

Preview Lab

Preview with #4F45BF

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

Preview Lab → · Contrast checker → · Palette generator →