#4F4FDD#4F4FDD

#4F4FDD is a mid, highly saturated blue. Relative luminance 0.125; OKLCH L 51.7% C 0.210 H 276.1°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#4F4FDD
RGB	rgb(79, 79, 221)
HSL	hsl(240, 68%, 59%)
HSV	hsv(240, 64%, 87%)
CMYK	cmyk(64.3%, 64.3%, 0%, 13.3%)
CIE-LAB	lab(41.96, 42.88, -72.52)
CIE-LCH	lch(41.96, 84.25, 300.59°)
OKLab	oklab(51.73% 0.0225 -0.2091)
OKLCH	oklch(51.73% 0.21 276.1)
XYZ	xyz(19.0673, 12.4731, 69.7953)
Luminance	0.1247 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F4FDD #DDDD4F

analogous

#4F96DD #4F4FDD #964FDD

triadic

#4F4FDD #DD4F4F #4FDD4F

tetradic

#4F4FDD #DD4F96 #DDDD4F #4FDD96

square

#4F4FDD #DD4F96 #DDDD4F #4FDD96

split-complementary

#4F4FDD #DD964F #96DD4F

monochromatic

#1D1D95 #2727C8 #4F4FDD #8282E7 #B6B6F1

Accessibility & contrast

On white

6.01

#4F4FDD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#4F4FDD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F4FDD

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F4FDD	#FFFFFF	#000000	##FFFFFF
##4F4FDD	1.00	6.01	3.50	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069E1

Deuteranopia (green-blind)

#005DDA

Tritanopia (blue-blind)

#00748F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4f4fdd;
/* rgb */ color: rgb(79, 79, 221);
/* oklch */ color: oklch(51.7% 0.210 276.1);

Tailwind

colors: {
  custom: {
    50: '#9081e9',
    500: '#4f4fdd',
    950: '#000000',
  },
}

SCSS

$custom: #4f4fdd;
$custom-light: #9081e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4f4fdd",
  "rgb": {
    "r": 79,
    "g": 79,
    "b": 221
  },
  "hsl": {
    "h": 240,
    "s": 67.619,
    "l": 58.824
  },
  "oklch": {
    "l": 0.51732,
    "c": 0.21033,
    "h": 276.1
  },
  "luminance": 0.12475
}

Semantic roles & 50–950 ramp

primary

#4F4FDD

secondary

#E0E0A8

accent

#EA3DEA

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #4F4FDD

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

Preview Lab → · Contrast checker → · Palette generator →