#4F45BD#4F45BD

#4F45BD is a mid, vivid blue. Relative luminance 0.096; OKLCH L 47.4% C 0.181 H 280.7°. Best body text is #FFFFFF at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#4F45BD
RGB	rgb(79, 69, 189)
HSL	hsl(245, 48%, 51%)
HSV	hsv(245, 63%, 74%)
CMYK	cmyk(58.2%, 63.5%, 0%, 25.9%)
CIE-LAB	lab(37.10, 38.50, -61.94)
CIE-LCH	lch(37.10, 72.93, 301.87°)
OKLab	oklab(47.38% 0.0336 -0.1781)
OKLCH	oklch(47.38% 0.181 280.7)
XYZ	xyz(14.5350, 9.5916, 49.2197)
Luminance	0.0959 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.42

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F45BD #B3BD45

analogous

#4577BD #4F45BD #8B45BD

triadic

#4F45BD #BD4F45 #45BD4F

tetradic

#4F45BD #BD4577 #B3BD45 #45BD8B

square

#4F45BD #BD4577 #B3BD45 #45BD8B

split-complementary

#4F45BD #BD8B45 #77BD45

monochromatic

#292464 #3B3491 #4F45BD #7A72CD #A49FDD

Accessibility & contrast

On white

7.20

#4F45BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#4F45BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F45BD

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F45BD	#FFFFFF	#000000	##FFFFFF
##4F45BD	1.00	7.20	2.92	7.20
#FFFFFF	7.20	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CC1

Deuteranopia (green-blind)

#0053BB

Tritanopia (blue-blind)

#09637A

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4f45bd;
/* rgb */ color: rgb(79, 69, 189);
/* oklch */ color: oklch(47.4% 0.181 280.7);

Tailwind

colors: {
  custom: {
    50: '#8b79d2',
    500: '#4f45bd',
    950: '#000000',
  },
}

SCSS

$custom: #4f45bd;
$custom-light: #8b79d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4f45bd",
  "rgb": {
    "r": 79,
    "g": 69,
    "b": 189
  },
  "hsl": {
    "h": 245,
    "s": 47.619,
    "l": 50.588
  },
  "oklch": {
    "l": 0.47381,
    "c": 0.18126,
    "h": 280.7
  },
  "luminance": 0.09593
}

Semantic roles & 50–950 ramp

primary

#4F45BD

secondary

#C5CA94

accent

#D751CC

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0914

muted

#7E7B83

Preview Lab

Preview with #4F45BD

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

Preview Lab → · Contrast checker → · Palette generator →