#4049C5#4049C5

#4049C5 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.7% C 0.190 H 273.5°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#4049C5
RGB	rgb(64, 73, 197)
HSL	hsl(236, 53%, 51%)
HSV	hsv(236, 68%, 77%)
CMYK	cmyk(67.5%, 62.9%, 0%, 22.7%)
CIE-LAB	lab(37.64, 36.42, -65.79)
CIE-LCH	lch(37.64, 75.20, 298.97°)
OKLab	oklab(47.71% 0.0116 -0.1898)
OKLCH	oklch(47.71% 0.19 273.5)
XYZ	xyz(14.5716, 9.8850, 53.9526)
Luminance	0.0989 (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

#4049C5 #C5BC40

analogous

#408BC5 #4049C5 #7940C5

triadic

#4049C5 #C54049 #49C540

tetradic

#4049C5 #C5408B #C5BC40 #40C579

square

#4049C5 #C5408B #C5BC40 #40C579

split-complementary

#4049C5 #C57940 #8BC540

monochromatic

#20256A #2F3699 #4049C5 #6F76D3 #9EA2E2

Accessibility & contrast

On white

7.05

#4049C5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#4049C5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4049C5

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4049C5	#FFFFFF	#000000	##FFFFFF
##4049C5	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FC9

Deuteranopia (green-blind)

#0053C3

Tritanopia (blue-blind)

#006980

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4049c5;
/* rgb */ color: rgb(64, 73, 197);
/* oklch */ color: oklch(47.7% 0.190 273.5);

Tailwind

colors: {
  custom: {
    50: '#857cd8',
    500: '#4049c5',
    950: '#000000',
  },
}

SCSS

$custom: #4049c5;
$custom-light: #857cd8;
$custom-dark: #000000;

JSON

{
  "hex": "#4049c5",
  "rgb": {
    "r": 64,
    "g": 73,
    "b": 197
  },
  "hsl": {
    "h": 235.94,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.47706,
    "c": 0.19017,
    "h": 273.5
  },
  "luminance": 0.09886
}

Semantic roles & 50–950 ramp

primary

#4049C5

secondary

#CECA93

accent

#D34BDD

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #4049C5

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

Preview Lab → · Contrast checker → · Palette generator →