#4537BE#4537BE

#4537BE is a dark, highly saturated blue. Relative luminance 0.077; OKLCH L 44.5% C 0.201 H 279.1°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#4537BE
RGB	rgb(69, 55, 190)
HSL	hsl(246, 55%, 48%)
HSV	hsv(246, 71%, 75%)
CMYK	cmyk(63.7%, 71.1%, 0%, 25.5%)
CIE-LAB	lab(33.38, 45.50, -68.65)
CIE-LCH	lch(33.38, 82.36, 303.54°)
OKLab	oklab(44.53% 0.0317 -0.1981)
OKLCH	oklch(44.53% 0.201 279.1)
XYZ	xyz(13.1117, 7.7143, 49.5033)
Luminance	0.0771 (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

#4537BE #B0BE37

analogous

#376DBE #4537BE #8837BE

triadic

#4537BE #BE4537 #37BE45

tetradic

#4537BE #BE376D #B0BE37 #37BE88

square

#4537BE #BE376D #B0BE37 #37BE88

split-complementary

#4537BE #BE8837 #6DBE37

monochromatic

#231C5F #34298F #4537BE #6D61D1 #9990DF

Accessibility & contrast

On white

8.26

#4537BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#4537BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4537BE

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4537BE	#FFFFFF	#000000	##FFFFFF
##4537BE	1.00	8.26	2.54	8.26
#FFFFFF	8.26	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C2

Deuteranopia (green-blind)

#0049BB

Tritanopia (blue-blind)

#005C77

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4537be;
/* rgb */ color: rgb(69, 55, 190);
/* oklch */ color: oklch(44.5% 0.201 279.1);

Tailwind

colors: {
  custom: {
    50: '#8770d3',
    500: '#4537be',
    950: '#000000',
  },
}

SCSS

$custom: #4537be;
$custom-light: #8770d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4537be",
  "rgb": {
    "r": 69,
    "g": 55,
    "b": 190
  },
  "hsl": {
    "h": 246.222,
    "s": 55.102,
    "l": 48.039
  },
  "oklch": {
    "l": 0.44525,
    "c": 0.2006,
    "h": 279.1
  },
  "luminance": 0.07715
}

Semantic roles & 50–950 ramp

primary

#4537BE

secondary

#C3CA87

accent

#DE49CF

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4537BE

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

Preview Lab → · Contrast checker → · Palette generator →