#4F45C9#4F45C9

#4F45C9 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 48.4% C 0.197 H 279.5°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#4F45C9
RGB	rgb(79, 69, 201)
HSL	hsl(245, 55%, 53%)
HSV	hsv(245, 66%, 79%)
CMYK	cmyk(60.7%, 65.7%, 0%, 21.2%)
CIE-LAB	lab(38.08, 42.34, -67.34)
CIE-LCH	lch(38.08, 79.55, 302.16°)
OKLab	oklab(48.4% 0.0324 -0.194)
OKLCH	oklch(48.4% 0.197 279.5)
XYZ	xyz(15.8918, 10.1344, 56.3657)
Luminance	0.1014 (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

#4F45C9 #BFC945

analogous

#457DC9 #4F45C9 #9145C9

triadic

#4F45C9 #C94F45 #45C94F

tetradic

#4F45C9 #C9457D #BFC945 #45C991

square

#4F45C9 #C9457D #BFC945 #45C991

split-complementary

#4F45C9 #C99145 #7DC945

monochromatic

#272172 #382FA2 #4F45C9 #7C74D7 #A9A4E5

Accessibility & contrast

On white

6.94

#4F45C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#4F45C9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F45C9

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F45C9	#FFFFFF	#000000	##FFFFFF
##4F45C9	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FCD

Deuteranopia (green-blind)

#0054C6

Tritanopia (blue-blind)

#006781

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #4f45c9;
/* rgb */ color: rgb(79, 69, 201);
/* oklch */ color: oklch(48.4% 0.197 279.5);

Tailwind

colors: {
  custom: {
    50: '#8d7ada',
    500: '#4f45c9',
    950: '#000000',
  },
}

SCSS

$custom: #4f45c9;
$custom-light: #8d7ada;
$custom-dark: #000000;

JSON

{
  "hex": "#4f45c9",
  "rgb": {
    "r": 79,
    "g": 69,
    "b": 201
  },
  "hsl": {
    "h": 244.545,
    "s": 55,
    "l": 52.941
  },
  "oklch": {
    "l": 0.48401,
    "c": 0.19667,
    "h": 279.5
  },
  "luminance": 0.10136
}

Semantic roles & 50–950 ramp

primary

#4F45C9

secondary

#CDD198

accent

#DE49D3

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4F45C9

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

Preview Lab → · Contrast checker → · Palette generator →