#4B50DD#4B50DD

#4B50DD is a mid, highly saturated blue. Relative luminance 0.125; OKLCH L 51.6% C 0.210 H 274.7°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#4B50DD
RGB	rgb(75, 80, 221)
HSL	hsl(238, 68%, 58%)
HSV	hsv(238, 66%, 87%)
CMYK	cmyk(66.1%, 63.8%, 0%, 13.3%)
CIE-LAB	lab(41.93, 41.73, -72.58)
CIE-LCH	lch(41.93, 83.72, 299.90°)
OKLab	oklab(51.64% 0.0172 -0.2094)
OKLCH	oklch(51.64% 0.21 274.7)
XYZ	xyz(18.8171, 12.4520, 69.8044)
Luminance	0.1245 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B50DD #DDD84B

analogous

#4B99DD #4B50DD #8F4BDD

triadic

#4B50DD #DD4B50 #50DD4B

tetradic

#4B50DD #DD4B99 #DDD84B #4BDD8F

square

#4B50DD #DD4B99 #DDD84B #4BDD8F

split-complementary

#4B50DD #DD8F4B #99DD4B

monochromatic

#1C2092 #252BC5 #4B50DD #7E82E7 #B2B4F0

Accessibility & contrast

On white

6.02

#4B50DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#4B50DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B50DD

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B50DD	#FFFFFF	#000000	##FFFFFF
##4B50DD	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AE1

Deuteranopia (green-blind)

#005CDA

Tritanopia (blue-blind)

#00748F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4b50dd;
/* rgb */ color: rgb(75, 80, 221);
/* oklch */ color: oklch(51.6% 0.210 274.7);

Tailwind

colors: {
  custom: {
    50: '#8e81e9',
    500: '#4b50dd',
    950: '#000000',
  },
}

SCSS

$custom: #4b50dd;
$custom-light: #8e81e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4b50dd",
  "rgb": {
    "r": 75,
    "g": 80,
    "b": 221
  },
  "hsl": {
    "h": 237.945,
    "s": 68.224,
    "l": 58.039
  },
  "oklch": {
    "l": 0.51641,
    "c": 0.21011,
    "h": 274.7
  },
  "luminance": 0.12454
}

Semantic roles & 50–950 ramp

primary

#4B50DD

secondary

#DFDDA5

accent

#E53DEB

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #4B50DD

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

Preview Lab → · Contrast checker → · Palette generator →