#4B4FDD#4B4FDD

#4B4FDD is a mid, highly saturated blue. Relative luminance 0.123; OKLCH L 51.5% C 0.211 H 274.9°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#4B4FDD
RGB	rgb(75, 79, 221)
HSL	hsl(238, 68%, 58%)
HSV	hsv(238, 66%, 87%)
CMYK	cmyk(66.1%, 64.3%, 0%, 13.3%)
CIE-LAB	lab(41.70, 42.33, -72.95)
CIE-LCH	lch(41.70, 84.34, 300.13°)
OKLab	oklab(51.48% 0.0179 -0.2105)
OKLCH	oklch(51.48% 0.211 274.9)
XYZ	xyz(18.7445, 12.3066, 69.7802)
Luminance	0.1231 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B4FDD #DDD94B

analogous

#4B98DD #4B4FDD #904BDD

triadic

#4B4FDD #DD4B4F #4FDD4B

tetradic

#4B4FDD #DD4B98 #DDD94B #4BDD90

square

#4B4FDD #DD4B98 #DDD94B #4BDD90

split-complementary

#4B4FDD #DD904B #98DD4B

monochromatic

#1C1F92 #252AC5 #4B4FDD #7E81E7 #B2B4F0

Accessibility & contrast

On white

6.07

#4B4FDD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#4B4FDD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B4FDD

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B4FDD	#FFFFFF	#000000	##FFFFFF
##4B4FDD	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069E1

Deuteranopia (green-blind)

#005CDA

Tritanopia (blue-blind)

#00748F

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4b4fdd;
/* rgb */ color: rgb(75, 79, 221);
/* oklch */ color: oklch(51.5% 0.211 274.9);

Tailwind

colors: {
  custom: {
    50: '#8e81e9',
    500: '#4b4fdd',
    950: '#000000',
  },
}

SCSS

$custom: #4b4fdd;
$custom-light: #8e81e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4b4fdd",
  "rgb": {
    "r": 75,
    "g": 79,
    "b": 221
  },
  "hsl": {
    "h": 238.356,
    "s": 68.224,
    "l": 58.039
  },
  "oklch": {
    "l": 0.51475,
    "c": 0.21126,
    "h": 274.9
  },
  "luminance": 0.12308
}

Semantic roles & 50–950 ramp

primary

#4B4FDD

secondary

#DFDDA5

accent

#E63DEB

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #4B4FDD

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

Preview Lab → · Contrast checker → · Palette generator →