#4C43DD#4C43DD

#4C43DD is a mid, highly saturated blue. Relative luminance 0.108; OKLCH L 49.7% C 0.224 H 277.0°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#4C43DD
RGB	rgb(76, 67, 221)
HSL	hsl(244, 69%, 56%)
HSV	hsv(244, 70%, 87%)
CMYK	cmyk(65.6%, 69.7%, 0%, 13.3%)
CIE-LAB	lab(39.19, 49.43, -77.06)
CIE-LCH	lch(39.19, 91.55, 302.68°)
OKLab	oklab(49.68% 0.0274 -0.2225)
OKLCH	oklch(49.68% 0.224 277)
XYZ	xyz(18.0345, 10.7697, 69.5210)
Luminance	0.1077 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.57

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C43DD #D4DD43

analogous

#4387DD #4C43DD #9943DD

triadic

#4C43DD #DD4C43 #43DD4C

tetradic

#4C43DD #DD4387 #D4DD43 #43DD99

square

#4C43DD #DD4387 #D4DD43 #43DD99

split-complementary

#4C43DD #DD9943 #87DD43

monochromatic

#20198C #2C23C0 #4C43DD #7D77E6 #AFABF0

Accessibility & contrast

On white

6.66

#4C43DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#4C43DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C43DD

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C43DD	#FFFFFF	#000000	##FFFFFF
##4C43DD	1.00	6.66	3.15	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063E2

Deuteranopia (green-blind)

#0056DA

Tritanopia (blue-blind)

#006D8B

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4c43dd;
/* rgb */ color: rgb(76, 67, 221);
/* oklch */ color: oklch(49.7% 0.224 277.0);

Tailwind

colors: {
  custom: {
    50: '#9079e9',
    500: '#4c43dd',
    950: '#000000',
  },
}

SCSS

$custom: #4c43dd;
$custom-light: #9079e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4c43dd",
  "rgb": {
    "r": 76,
    "g": 67,
    "b": 221
  },
  "hsl": {
    "h": 243.506,
    "s": 69.369,
    "l": 56.471
  },
  "oklch": {
    "l": 0.49678,
    "c": 0.22421,
    "h": 277
  },
  "luminance": 0.10771
}

Semantic roles & 50–950 ramp

primary

#4C43DD

secondary

#DADE9E

accent

#EC3CE2

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4C43DD

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

Preview Lab → · Contrast checker → · Palette generator →