#4536B8#4536B8

#4536B8 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.8% C 0.194 H 279.9°. Best body text is #FFFFFF at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#4536B8
RGB	rgb(69, 54, 184)
HSL	hsl(247, 55%, 47%)
HSV	hsv(247, 71%, 72%)
CMYK	cmyk(62.5%, 70.7%, 0%, 27.8%)
CIE-LAB	lab(32.62, 44.17, -66.36)
CIE-LCH	lch(32.62, 79.71, 303.65°)
OKLab	oklab(43.81% 0.0335 -0.1914)
OKLCH	oklch(43.81% 0.194 279.9)
XYZ	xyz(12.4224, 7.3633, 46.1047)
Luminance	0.0736 (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

#4536B8 #A9B836

analogous

#3668B8 #4536B8 #8636B8

triadic

#4536B8 #B84536 #36B845

tetradic

#4536B8 #B83668 #A9B836 #36B886

square

#4536B8 #B83668 #A9B836 #36B886

split-complementary

#4536B8 #B88636 #68B836

monochromatic

#221A59 #332889 #4536B8 #695CCF #958BDD

Accessibility & contrast

On white

8.49

#4536B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#4536B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4536B8

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4536B8	#FFFFFF	#000000	##FFFFFF
##4536B8	1.00	8.49	2.47	8.49
#FFFFFF	8.49	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052BC

Deuteranopia (green-blind)

#0048B6

Tritanopia (blue-blind)

#005973

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #4536b8;
/* rgb */ color: rgb(69, 54, 184);
/* oklch */ color: oklch(43.8% 0.194 279.9);

Tailwind

colors: {
  custom: {
    50: '#866fce',
    500: '#4536b8',
    950: '#000000',
  },
}

SCSS

$custom: #4536b8;
$custom-light: #866fce;
$custom-dark: #000000;

JSON

{
  "hex": "#4536b8",
  "rgb": {
    "r": 69,
    "g": 54,
    "b": 184
  },
  "hsl": {
    "h": 246.923,
    "s": 54.622,
    "l": 46.667
  },
  "oklch": {
    "l": 0.43812,
    "c": 0.19428,
    "h": 279.9
  },
  "luminance": 0.07364
}

Semantic roles & 50–950 ramp

primary

#4536B8

secondary

#BFC782

accent

#DE4ACD

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #4536B8

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

Preview Lab → · Contrast checker → · Palette generator →