#4531B3#4531B3

#4531B3 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.6% C 0.194 H 281.4°. Best body text is #FFFFFF at 8.96:1 contrast (WCAG AA passes).

Color values

HEX	#4531B3
RGB	rgb(69, 49, 179)
HSL	hsl(249, 57%, 45%)
HSV	hsv(249, 73%, 70%)
CMYK	cmyk(61.5%, 72.6%, 0%, 29.8%)
CIE-LAB	lab(31.15, 45.39, -65.80)
CIE-LCH	lch(31.15, 79.94, 304.60°)
OKLab	oklab(42.62% 0.0381 -0.1897)
OKLCH	oklch(42.62% 0.194 281.4)
XYZ	xyz(11.6867, 6.7157, 43.3195)
Luminance	0.0672 (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

#4531B3 #9FB331

analogous

#315EB3 #4531B3 #8631B3

triadic

#4531B3 #B34531 #31B345

tetradic

#4531B3 #B3315E #9FB331 #31B386

square

#4531B3 #B3315E #9FB331 #31B386

split-complementary

#4531B3 #B38631 #5EB331

monochromatic

#201753 #322483 #4531B3 #6552D0 #9082DD

Accessibility & contrast

On white

8.96

#4531B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#4531B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4531B3

8.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4531B3	#FFFFFF	#000000	##FFFFFF
##4531B3	1.00	8.96	2.34	8.96
#FFFFFF	8.96	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB7

Deuteranopia (green-blind)

#0045B1

Tritanopia (blue-blind)

#00556F

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #4531b3;
/* rgb */ color: rgb(69, 49, 179);
/* oklch */ color: oklch(42.6% 0.194 281.4);

Tailwind

colors: {
  custom: {
    50: '#866bcb',
    500: '#4531b3',
    950: '#000000',
  },
}

SCSS

$custom: #4531b3;
$custom-light: #866bcb;
$custom-dark: #000000;

JSON

{
  "hex": "#4531b3",
  "rgb": {
    "r": 69,
    "g": 49,
    "b": 179
  },
  "hsl": {
    "h": 249.231,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.42624,
    "c": 0.19353,
    "h": 281.4
  },
  "luminance": 0.06717
}

Semantic roles & 50–950 ramp

primary

#4531B3

secondary

#BAC67A

accent

#E048C9

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4531B3

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

Preview Lab → · Contrast checker → · Palette generator →