#4F45BC#4F45BC

#4F45BC is a mid, vivid blue. Relative luminance 0.095; OKLCH L 47.3% C 0.180 H 280.8°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#4F45BC
RGB	rgb(79, 69, 188)
HSL	hsl(245, 47%, 50%)
HSV	hsv(245, 63%, 74%)
CMYK	cmyk(58%, 63.3%, 0%, 26.3%)
CIE-LAB	lab(37.02, 38.18, -61.49)
CIE-LCH	lch(37.02, 72.38, 301.84°)
OKLab	oklab(47.3% 0.0337 -0.1768)
OKLCH	oklch(47.3% 0.18 280.8)
XYZ	xyz(14.4268, 9.5484, 48.6500)
Luminance	0.0955 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.30

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F45BC #B2BC45

analogous

#4576BC #4F45BC #8A45BC

triadic

#4F45BC #BC4F45 #45BC4F

tetradic

#4F45BC #BC4576 #B2BC45 #45BC8A

square

#4F45BC #BC4576 #B2BC45 #45BC8A

split-complementary

#4F45BC #BC8A45 #76BC45

monochromatic

#292463 #3C3490 #4F45BC #7A72CC #A49FDC

Accessibility & contrast

On white

7.22

#4F45BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#4F45BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F45BC

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F45BC	#FFFFFF	#000000	##FFFFFF
##4F45BC	1.00	7.22	2.91	7.22
#FFFFFF	7.22	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC0

Deuteranopia (green-blind)

#0053BA

Tritanopia (blue-blind)

#0C637A

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4f45bc;
/* rgb */ color: rgb(79, 69, 188);
/* oklch */ color: oklch(47.3% 0.180 280.8);

Tailwind

colors: {
  custom: {
    50: '#8b79d1',
    500: '#4f45bc',
    950: '#000000',
  },
}

SCSS

$custom: #4f45bc;
$custom-light: #8b79d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f45bc",
  "rgb": {
    "r": 79,
    "g": 69,
    "b": 188
  },
  "hsl": {
    "h": 245.042,
    "s": 47.036,
    "l": 50.392
  },
  "oklch": {
    "l": 0.47298,
    "c": 0.17996,
    "h": 280.8
  },
  "luminance": 0.09549
}

Semantic roles & 50–950 ramp

primary

#4F45BC

secondary

#C4C994

accent

#D751CB

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0914

muted

#7E7B83

Preview Lab

Preview with #4F45BC

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

Preview Lab → · Contrast checker → · Palette generator →