#4049BE#4049BE

#4049BE is a mid, vivid blue. Relative luminance 0.096; OKLCH L 47.1% C 0.181 H 273.8°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#4049BE
RGB	rgb(64, 73, 190)
HSL	hsl(236, 50%, 50%)
HSV	hsv(236, 66%, 75%)
CMYK	cmyk(66.3%, 61.6%, 0%, 25.5%)
CIE-LAB	lab(37.06, 34.00, -62.63)
CIE-LCH	lch(37.06, 71.27, 298.50°)
OKLab	oklab(47.11% 0.0119 -0.1805)
OKLCH	oklch(47.11% 0.181 273.8)
XYZ	xyz(13.7881, 9.5715, 49.8261)
Luminance	0.0957 (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

#4049BE #BEB540

analogous

#4088BE #4049BE #7640BE

triadic

#4049BE #BE4049 #49BE40

tetradic

#4049BE #BE4088 #BEB540 #40BE76

square

#4049BE #BE4088 #BEB540 #40BE76

split-complementary

#4049BE #BE7640 #88BE40

monochromatic

#212662 #313790 #4049BE #6D74CE #9BA0DD

Accessibility & contrast

On white

7.21

#4049BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#4049BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4049BE

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4049BE	#FFFFFF	#000000	##FFFFFF
##4049BE	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)

#005DC2

Deuteranopia (green-blind)

#0052BC

Tritanopia (blue-blind)

#00667C

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4049be;
/* rgb */ color: rgb(64, 73, 190);
/* oklch */ color: oklch(47.1% 0.181 273.8);

Tailwind

colors: {
  custom: {
    50: '#847cd3',
    500: '#4049be',
    950: '#000000',
  },
}

SCSS

$custom: #4049be;
$custom-light: #847cd3;
$custom-dark: #000000;

JSON

{
  "hex": "#4049be",
  "rgb": {
    "r": 64,
    "g": 73,
    "b": 190
  },
  "hsl": {
    "h": 235.714,
    "s": 49.606,
    "l": 49.804
  },
  "oklch": {
    "l": 0.47107,
    "c": 0.18094,
    "h": 273.8
  },
  "luminance": 0.09573
}

Semantic roles & 50–950 ramp

primary

#4049BE

secondary

#C9C590

accent

#CF4FD9

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4049BE

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

Preview Lab → · Contrast checker → · Palette generator →