#4F49CB#4F49CB

#4F49CB is a mid, vivid blue. Relative luminance 0.107; OKLCH L 49.2% C 0.194 H 278.5°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#4F49CB
RGB	rgb(79, 73, 203)
HSL	hsl(243, 56%, 54%)
HSV	hsv(243, 64%, 80%)
CMYK	cmyk(61.1%, 64%, 0%, 20.4%)
CIE-LAB	lab(39.14, 40.61, -66.78)
CIE-LCH	lch(39.14, 78.16, 301.30°)
OKLab	oklab(49.22% 0.0289 -0.1923)
OKLCH	oklch(49.22% 0.194 278.5)
XYZ	xyz(16.3830, 10.7379, 57.6976)
Luminance	0.1074 (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

#4F49CB #C5CB49

analogous

#4984CB #4F49CB #9049CB

triadic

#4F49CB #CB4F49 #49CB4F

tetradic

#4F49CB #CB4984 #C5CB49 #49CB90

square

#4F49CB #CB4984 #C5CB49 #49CB90

split-complementary

#4F49CB #CB9049 #84CB49

monochromatic

#262277 #3530A7 #4F49CB #7D79D9 #ABA8E6

Accessibility & contrast

On white

6.67

#4F49CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#4F49CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F49CB

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F49CB	#FFFFFF	#000000	##FFFFFF
##4F49CB	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061CF

Deuteranopia (green-blind)

#0057C8

Tritanopia (blue-blind)

#006A83

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4f49cb;
/* rgb */ color: rgb(79, 73, 203);
/* oklch */ color: oklch(49.2% 0.194 278.5);

Tailwind

colors: {
  custom: {
    50: '#8d7cdc',
    500: '#4f49cb',
    950: '#000000',
  },
}

SCSS

$custom: #4f49cb;
$custom-light: #8d7cdc;
$custom-dark: #000000;

JSON

{
  "hex": "#4f49cb",
  "rgb": {
    "r": 79,
    "g": 73,
    "b": 203
  },
  "hsl": {
    "h": 242.769,
    "s": 55.556,
    "l": 54.118
  },
  "oklch": {
    "l": 0.49218,
    "c": 0.19448,
    "h": 278.5
  },
  "luminance": 0.10739
}

Semantic roles & 50–950 ramp

primary

#4F49CB

secondary

#D1D49C

accent

#DF49D8

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4F49CB

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

Preview Lab → · Contrast checker → · Palette generator →