#4049C9#4049C9

#4049C9 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 48.1% C 0.195 H 273.3°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#4049C9
RGB	rgb(64, 73, 201)
HSL	hsl(236, 56%, 52%)
HSV	hsv(236, 68%, 79%)
CMYK	cmyk(68.2%, 63.7%, 0%, 21.2%)
CIE-LAB	lab(37.97, 37.79, -67.57)
CIE-LCH	lch(37.97, 77.42, 299.22°)
OKLab	oklab(48.05% 0.0114 -0.195)
OKLCH	oklch(48.05% 0.195 273.3)
XYZ	xyz(15.0360, 10.0707, 56.3985)
Luminance	0.1007 (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

#4049C9 #C9C040

analogous

#408EC9 #4049C9 #7B40C9

triadic

#4049C9 #C94049 #49C940

tetradic

#4049C9 #C9408E #C9C040 #40C97B

square

#4049C9 #C9408E #C9C040 #40C97B

split-complementary

#4049C9 #C97B40 #8EC940

monochromatic

#1F256F #2D349F #4049C9 #7076D6 #9FA4E4

Accessibility & contrast

On white

6.97

#4049C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#4049C9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4049C9

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4049C9	#FFFFFF	#000000	##FFFFFF
##4049C9	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060CD

Deuteranopia (green-blind)

#0053C7

Tritanopia (blue-blind)

#006A82

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4049c9;
/* rgb */ color: rgb(64, 73, 201);
/* oklch */ color: oklch(48.1% 0.195 273.3);

Tailwind

colors: {
  custom: {
    50: '#867cda',
    500: '#4049c9',
    950: '#000000',
  },
}

SCSS

$custom: #4049c9;
$custom-light: #867cda;
$custom-dark: #000000;

JSON

{
  "hex": "#4049c9",
  "rgb": {
    "r": 64,
    "g": 73,
    "b": 201
  },
  "hsl": {
    "h": 236.058,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.48054,
    "c": 0.19536,
    "h": 273.3
  },
  "luminance": 0.10072
}

Semantic roles & 50–950 ramp

primary

#4049C9

secondary

#D0CC94

accent

#D549DF

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0D0915

muted

#7D7B83

Preview Lab

Preview with #4049C9

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

Preview Lab → · Contrast checker → · Palette generator →