#4C40BD#4C40BD

#4C40BD is a mid, vivid blue. Relative luminance 0.089; OKLCH L 46.3% C 0.188 H 280.5°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#4C40BD
RGB	rgb(76, 64, 189)
HSL	hsl(246, 49%, 50%)
HSV	hsv(246, 66%, 74%)
CMYK	cmyk(59.8%, 66.1%, 0%, 25.9%)
CIE-LAB	lab(35.75, 41.00, -64.16)
CIE-LCH	lch(35.75, 76.14, 302.58°)
OKLab	oklab(46.34% 0.0341 -0.1847)
OKLCH	oklch(46.34% 0.188 280.5)
XYZ	xyz(13.9963, 8.8764, 49.1100)
Luminance	0.0888 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.32

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C40BD #B1BD40

analogous

#4073BD #4C40BD #8B40BD

triadic

#4C40BD #BD4C40 #40BD4C

tetradic

#4C40BD #BD4073 #B1BD40 #40BD8B

square

#4C40BD #BD4073 #B1BD40 #40BD8B

split-complementary

#4C40BD #BD8B40 #73BD40

monochromatic

#272162 #3A318F #4C40BD #766DCD #A19ADD

Accessibility & contrast

On white

7.57

#4C40BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#4C40BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C40BD

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C40BD	#FFFFFF	#000000	##FFFFFF
##4C40BD	1.00	7.57	2.78	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C1

Deuteranopia (green-blind)

#004FBB

Tritanopia (blue-blind)

#006079

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4c40bd;
/* rgb */ color: rgb(76, 64, 189);
/* oklch */ color: oklch(46.3% 0.188 280.5);

Tailwind

colors: {
  custom: {
    50: '#8a76d2',
    500: '#4c40bd',
    950: '#000000',
  },
}

SCSS

$custom: #4c40bd;
$custom-light: #8a76d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4c40bd",
  "rgb": {
    "r": 76,
    "g": 64,
    "b": 189
  },
  "hsl": {
    "h": 245.76,
    "s": 49.407,
    "l": 49.608
  },
  "oklch": {
    "l": 0.46337,
    "c": 0.18787,
    "h": 280.5
  },
  "luminance": 0.08877
}

Semantic roles & 50–950 ramp

primary

#4C40BD

secondary

#C3C990

accent

#D94FCC

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4C40BD

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

Preview Lab → · Contrast checker → · Palette generator →