#4536BB#4536BB

#4536BB is a dark, vivid blue. Relative luminance 0.075; OKLCH L 44.1% C 0.198 H 279.6°. Best body text is #FFFFFF at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#4536BB
RGB	rgb(69, 54, 187)
HSL	hsl(247, 55%, 47%)
HSV	hsv(247, 71%, 73%)
CMYK	cmyk(63.1%, 71.1%, 0%, 26.7%)
CIE-LAB	lab(32.90, 45.12, -67.67)
CIE-LCH	lch(32.90, 81.34, 303.69°)
OKLab	oklab(44.1% 0.033 -0.1952)
OKLCH	oklch(44.1% 0.198 279.6)
XYZ	xyz(12.7402, 7.4904, 47.7785)
Luminance	0.0749 (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

#4536BB #ACBB36

analogous

#3669BB #4536BB #8836BB

triadic

#4536BB #BB4536 #36BB45

tetradic

#4536BB #BB3669 #ACBB36 #36BB88

square

#4536BB #BB3669 #ACBB36 #36BB88

split-complementary

#4536BB #BB8836 #69BB36

monochromatic

#221B5C #33288C #4536BB #6B5ED0 #968DDE

Accessibility & contrast

On white

8.41

#4536BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#4536BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4536BB

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4536BB	#FFFFFF	#000000	##FFFFFF
##4536BB	1.00	8.41	2.50	8.41
#FFFFFF	8.41	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052BF

Deuteranopia (green-blind)

#0048B9

Tritanopia (blue-blind)

#005A75

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #4536bb;
/* rgb */ color: rgb(69, 54, 187);
/* oklch */ color: oklch(44.1% 0.198 279.6);

Tailwind

colors: {
  custom: {
    50: '#876fd1',
    500: '#4536bb',
    950: '#000000',
  },
}

SCSS

$custom: #4536bb;
$custom-light: #876fd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4536bb",
  "rgb": {
    "r": 69,
    "g": 54,
    "b": 187
  },
  "hsl": {
    "h": 246.767,
    "s": 55.187,
    "l": 47.255
  },
  "oklch": {
    "l": 0.44096,
    "c": 0.19798,
    "h": 279.6
  },
  "luminance": 0.07491
}

Semantic roles & 50–950 ramp

primary

#4536BB

secondary

#C1C984

accent

#DF49CE

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0D0714

muted

#7D7A83

Preview Lab

Preview with #4536BB

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

Preview Lab → · Contrast checker → · Palette generator →