#4D40CF#4D40CF

#4D40CF is a mid, highly saturated blue. Relative luminance 0.098; OKLCH L 48.0% C 0.210 H 279.0°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#4D40CF
RGB	rgb(77, 64, 207)
HSL	hsl(245, 60%, 53%)
HSV	hsv(245, 69%, 81%)
CMYK	cmyk(62.8%, 69.1%, 0%, 18.8%)
CIE-LAB	lab(37.39, 46.84, -71.97)
CIE-LCH	lch(37.39, 85.87, 303.06°)
OKLab	oklab(48.02% 0.0329 -0.2076)
OKLCH	oklch(48.02% 0.21 279)
XYZ	xyz(16.1528, 9.7483, 60.0498)
Luminance	0.0975 (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

#4D40CF #C2CF40

analogous

#407ACF #4D40CF #9540CF

triadic

#4D40CF #CF4D40 #40CF4D

tetradic

#4D40CF #CF407A #C2CF40 #40CF95

square

#4D40CF #CF407A #C2CF40 #40CF95

split-complementary

#4D40CF #CF9540 #7ACF40

monochromatic

#261E77 #362AA8 #4D40CF #7B71DB #A8A2E8

Accessibility & contrast

On white

7.12

#4D40CF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#4D40CF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D40CF

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D40CF	#FFFFFF	#000000	##FFFFFF
##4D40CF	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ED3

Deuteranopia (green-blind)

#0052CC

Tritanopia (blue-blind)

#006683

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4d40cf;
/* rgb */ color: rgb(77, 64, 207);
/* oklch */ color: oklch(48.0% 0.210 279.0);

Tailwind

colors: {
  custom: {
    50: '#8e76df',
    500: '#4d40cf',
    950: '#000000',
  },
}

SCSS

$custom: #4d40cf;
$custom-light: #8e76df;
$custom-dark: #000000;

JSON

{
  "hex": "#4d40cf",
  "rgb": {
    "r": 77,
    "g": 64,
    "b": 207
  },
  "hsl": {
    "h": 245.455,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.4802,
    "c": 0.21019,
    "h": 279
  },
  "luminance": 0.0975
}

Semantic roles & 50–950 ramp

primary

#4D40CF

secondary

#CFD497

accent

#E345D5

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #4D40CF

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

Preview Lab → · Contrast checker → · Palette generator →