#4F4FDB#4F4FDB

#4F4FDB is a mid, highly saturated blue. Relative luminance 0.124; OKLCH L 51.6% C 0.208 H 276.3°. Best body text is #FFFFFF at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#4F4FDB
RGB	rgb(79, 79, 219)
HSL	hsl(240, 66%, 58%)
HSV	hsv(240, 64%, 86%)
CMYK	cmyk(63.9%, 63.9%, 0%, 14.1%)
CIE-LAB	lab(41.79, 42.23, -71.64)
CIE-LCH	lch(41.79, 83.16, 300.51°)
OKLab	oklab(51.56% 0.0227 -0.2066)
OKLCH	oklch(51.56% 0.208 276.3)
XYZ	xyz(18.8024, 12.3671, 68.4003)
Luminance	0.1237 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F4FDB #DBDB4F

analogous

#4F95DB #4F4FDB #954FDB

triadic

#4F4FDB #DB4F4F #4FDB4F

tetradic

#4F4FDB #DB4F95 #DBDB4F #4FDB95

square

#4F4FDB #DB4F95 #DBDB4F #4FDB95

split-complementary

#4F4FDB #DB954F #95DB4F

monochromatic

#1E1E92 #2828C5 #4F4FDB #8282E5 #B5B5F0

Accessibility & contrast

On white

6.05

#4F4FDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#4F4FDB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F4FDB

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F4FDB	#FFFFFF	#000000	##FFFFFF
##4F4FDB	1.00	6.05	3.47	6.05
#FFFFFF	6.05	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DF

Deuteranopia (green-blind)

#005CD8

Tritanopia (blue-blind)

#00738E

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4f4fdb;
/* rgb */ color: rgb(79, 79, 219);
/* oklch */ color: oklch(51.6% 0.208 276.3);

Tailwind

colors: {
  custom: {
    50: '#9081e7',
    500: '#4f4fdb',
    950: '#000000',
  },
}

SCSS

$custom: #4f4fdb;
$custom-light: #9081e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4f4fdb",
  "rgb": {
    "r": 79,
    "g": 79,
    "b": 219
  },
  "hsl": {
    "h": 240,
    "s": 66.038,
    "l": 58.431
  },
  "oklch": {
    "l": 0.51561,
    "c": 0.2078,
    "h": 276.3
  },
  "luminance": 0.12369
}

Semantic roles & 50–950 ramp

primary

#4F4FDB

secondary

#DFDFA7

accent

#E93FE9

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #4F4FDB

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

Preview Lab → · Contrast checker → · Palette generator →