#4537DF#4537DF

#4537DF is a mid, highly saturated blue. Relative luminance 0.093; OKLCH L 47.8% C 0.240 H 276.0°. Best body text is #FFFFFF at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#4537DF
RGB	rgb(69, 55, 223)
HSL	hsl(245, 72%, 55%)
HSV	hsv(245, 75%, 87%)
CMYK	cmyk(69.1%, 75.3%, 0%, 12.5%)
CIE-LAB	lab(36.60, 55.73, -82.49)
CIE-LCH	lch(36.60, 99.56, 304.04°)
OKLab	oklab(47.77% 0.025 -0.2385)
OKLCH	oklch(47.77% 0.24 276)
XYZ	xyz(17.1353, 9.3237, 70.6944)
Luminance	0.0932 (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

#4537DF #D1DF37

analogous

#377DDF #4537DF #9937DF

triadic

#4537DF #DF4537 #37DF45

tetradic

#4537DF #DF377D #D1DF37 #37DF99

square

#4537DF #DF377D #D1DF37 #37DF99

split-complementary

#4537DF #DF9937 #7DDF37

monochromatic

#1F1586 #2B1EBB #4537DF #766CE7 #A7A1F0

Accessibility & contrast

On white

7.33

#4537DF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#4537DF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4537DF

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4537DF	#FFFFFF	#000000	##FFFFFF
##4537DF	1.00	7.33	2.87	7.33
#FFFFFF	7.33	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DE4

Deuteranopia (green-blind)

#004FDC

Tritanopia (blue-blind)

#006889

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4537df;
/* rgb */ color: rgb(69, 55, 223);
/* oklch */ color: oklch(47.8% 0.240 276.0);

Tailwind

colors: {
  custom: {
    50: '#8e71ea',
    500: '#4537df',
    950: '#000000',
  },
}

SCSS

$custom: #4537df;
$custom-light: #8e71ea;
$custom-dark: #000000;

JSON

{
  "hex": "#4537df",
  "rgb": {
    "r": 69,
    "g": 55,
    "b": 223
  },
  "hsl": {
    "h": 245,
    "s": 72.414,
    "l": 54.51
  },
  "oklch": {
    "l": 0.47772,
    "c": 0.23978,
    "h": 276
  },
  "luminance": 0.09325
}

Semantic roles & 50–950 ramp

primary

#4537DF

secondary

#D7DC95

accent

#EF39E0

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4537DF

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

Preview Lab → · Contrast checker → · Palette generator →