#4F45DD#4F45DD

#4F45DD is a mid, highly saturated blue. Relative luminance 0.111; OKLCH L 50.2% C 0.221 H 277.7°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#4F45DD
RGB	rgb(79, 69, 221)
HSL	hsl(244, 69%, 57%)
HSV	hsv(244, 69%, 87%)
CMYK	cmyk(64.3%, 68.8%, 0%, 13.3%)
CIE-LAB	lab(39.81, 48.68, -76.04)
CIE-LCH	lch(39.81, 90.28, 302.63°)
OKLab	oklab(50.18% 0.0298 -0.2194)
OKLCH	oklch(50.18% 0.221 277.7)
XYZ	xyz(18.3995, 11.1374, 69.5727)
Luminance	0.1114 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F45DD #D3DD45

analogous

#4587DD #4F45DD #9B45DD

triadic

#4F45DD #DD4F45 #45DD4F

tetradic

#4F45DD #DD4587 #D3DD45 #45DD9B

square

#4F45DD #DD4587 #D3DD45 #45DD9B

split-complementary

#4F45DD #DD9B45 #87DD45

monochromatic

#221A8E #2E23C1 #4F45DD #8079E6 #B1ACF0

Accessibility & contrast

On white

6.51

#4F45DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#4F45DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F45DD

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F45DD	#FFFFFF	#000000	##FFFFFF
##4F45DD	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064E2

Deuteranopia (green-blind)

#0057DA

Tritanopia (blue-blind)

#006E8C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4f45dd;
/* rgb */ color: rgb(79, 69, 221);
/* oklch */ color: oklch(50.2% 0.221 277.7);

Tailwind

colors: {
  custom: {
    50: '#917ae9',
    500: '#4f45dd',
    950: '#000000',
  },
}

SCSS

$custom: #4f45dd;
$custom-light: #917ae9;
$custom-dark: #000000;

JSON

{
  "hex": "#4f45dd",
  "rgb": {
    "r": 79,
    "g": 69,
    "b": 221
  },
  "hsl": {
    "h": 243.947,
    "s": 69.091,
    "l": 56.863
  },
  "oklch": {
    "l": 0.50178,
    "c": 0.22145,
    "h": 277.7
  },
  "luminance": 0.11139
}

Semantic roles & 50–950 ramp

primary

#4F45DD

secondary

#DADEA0

accent

#EC3CE0

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4F45DD

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

Preview Lab → · Contrast checker → · Palette generator →