#4C40D5#4C40D5

#4C40D5 is a mid, highly saturated blue. Relative luminance 0.100; OKLCH L 48.5% C 0.218 H 278.1°. Best body text is #FFFFFF at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#4C40D5
RGB	rgb(76, 64, 213)
HSL	hsl(245, 64%, 54%)
HSV	hsv(245, 70%, 84%)
CMYK	cmyk(64.3%, 70%, 0%, 16.5%)
CIE-LAB	lab(37.85, 48.59, -74.67)
CIE-LCH	lch(37.85, 89.09, 303.05°)
OKLab	oklab(48.5% 0.0307 -0.2155)
OKLCH	oklch(48.5% 0.218 278.1)
XYZ	xyz(16.8203, 10.0060, 63.9828)
Luminance	0.1001 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C40D5 #C9D540

analogous

#407FD5 #4C40D5 #9740D5

triadic

#4C40D5 #D54C40 #40D54C

tetradic

#4C40D5 #D5407F #C9D540 #40D597

square

#4C40D5 #D5407F #C9D540 #40D597

split-complementary

#4C40D5 #D59740 #7FD540

monochromatic

#241C7F #3227B1 #4C40D5 #7B72E0 #AAA4EB

Accessibility & contrast

On white

7.00

#4C40D5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#4C40D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C40D5

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C40D5	#FFFFFF	#000000	##FFFFFF
##4C40D5	1.00	7.00	3.00	7.00
#FFFFFF	7.00	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FD9

Deuteranopia (green-blind)

#0053D2

Tritanopia (blue-blind)

#006986

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4c40d5;
/* rgb */ color: rgb(76, 64, 213);
/* oklch */ color: oklch(48.5% 0.218 278.1);

Tailwind

colors: {
  custom: {
    50: '#8e77e3',
    500: '#4c40d5',
    950: '#000000',
  },
}

SCSS

$custom: #4c40d5;
$custom-light: #8e77e3;
$custom-dark: #000000;

JSON

{
  "hex": "#4c40d5",
  "rgb": {
    "r": 76,
    "g": 64,
    "b": 213
  },
  "hsl": {
    "h": 244.832,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.485,
    "c": 0.21769,
    "h": 278.1
  },
  "luminance": 0.10007
}

Semantic roles & 50–950 ramp

primary

#4C40D5

secondary

#D3D899

accent

#E741DA

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4C40D5

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

Preview Lab → · Contrast checker → · Palette generator →