#4C40CC#4C40CC

#4C40CC is a mid, highly saturated blue. Relative luminance 0.096; OKLCH L 47.7% C 0.207 H 278.9°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#4C40CC
RGB	rgb(76, 64, 204)
HSL	hsl(245, 58%, 53%)
HSV	hsv(245, 69%, 80%)
CMYK	cmyk(62.7%, 68.6%, 0%, 20%)
CIE-LAB	lab(37.04, 45.76, -70.79)
CIE-LCH	lch(37.04, 84.30, 302.88°)
OKLab	oklab(47.67% 0.0321 -0.2042)
OKLCH	oklch(47.67% 0.207 278.9)
XYZ	xyz(15.7095, 9.5617, 58.1328)
Luminance	0.0956 (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

#4C40CC #C0CC40

analogous

#407ACC #4C40CC #9240CC

triadic

#4C40CC #CC4C40 #40CC4C

tetradic

#4C40CC #CC407A #C0CC40 #40CC92

square

#4C40CC #CC407A #C0CC40 #40CC92

split-complementary

#4C40CC #CC9240 #7ACC40

monochromatic

#261F73 #362CA3 #4C40CC #7970D9 #A7A1E6

Accessibility & contrast

On white

7.21

#4C40CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#4C40CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C40CC

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C40CC	#FFFFFF	#000000	##FFFFFF
##4C40CC	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DD0

Deuteranopia (green-blind)

#0052C9

Tritanopia (blue-blind)

#006581

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4c40cc;
/* rgb */ color: rgb(76, 64, 204);
/* oklch */ color: oklch(47.7% 0.207 278.9);

Tailwind

colors: {
  custom: {
    50: '#8d76dd',
    500: '#4c40cc',
    950: '#000000',
  },
}

SCSS

$custom: #4c40cc;
$custom-light: #8d76dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4c40cc",
  "rgb": {
    "r": 76,
    "g": 64,
    "b": 204
  },
  "hsl": {
    "h": 245.143,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.47673,
    "c": 0.20669,
    "h": 278.9
  },
  "luminance": 0.09563
}

Semantic roles & 50–950 ramp

primary

#4C40CC

secondary

#CDD295

accent

#E147D4

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4C40CC

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

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