#4531B4#4531B4

#4531B4 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.7% C 0.195 H 281.2°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#4531B4
RGB	rgb(69, 49, 180)
HSL	hsl(249, 57%, 45%)
HSV	hsv(249, 73%, 71%)
CMYK	cmyk(61.7%, 72.8%, 0%, 29.4%)
CIE-LAB	lab(31.25, 45.70, -66.24)
CIE-LCH	lch(31.25, 80.48, 304.60°)
OKLab	oklab(42.72% 0.0379 -0.191)
OKLCH	oklch(42.72% 0.195 281.2)
XYZ	xyz(11.7882, 6.7563, 43.8541)
Luminance	0.0676 (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

#4531B4 #A0B431

analogous

#315FB4 #4531B4 #8631B4

triadic

#4531B4 #B44531 #31B445

tetradic

#4531B4 #B4315F #A0B431 #31B486

square

#4531B4 #B4315F #A0B431 #31B486

split-complementary

#4531B4 #B48631 #5FB431

monochromatic

#201754 #332484 #4531B4 #6552D0 #9082DD

Accessibility & contrast

On white

8.93

#4531B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#4531B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4531B4

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4531B4	#FFFFFF	#000000	##FFFFFF
##4531B4	1.00	8.93	2.35	8.93
#FFFFFF	8.93	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB8

Deuteranopia (green-blind)

#0045B2

Tritanopia (blue-blind)

#00556F

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #4531b4;
/* rgb */ color: rgb(69, 49, 180);
/* oklch */ color: oklch(42.7% 0.195 281.2);

Tailwind

colors: {
  custom: {
    50: '#866ccc',
    500: '#4531b4',
    950: '#000000',
  },
}

SCSS

$custom: #4531b4;
$custom-light: #866ccc;
$custom-dark: #000000;

JSON

{
  "hex": "#4531b4",
  "rgb": {
    "r": 69,
    "g": 49,
    "b": 180
  },
  "hsl": {
    "h": 249.16,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.4272,
    "c": 0.19475,
    "h": 281.2
  },
  "luminance": 0.06757
}

Semantic roles & 50–950 ramp

primary

#4531B4

secondary

#BBC67B

accent

#E047C9

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4531B4

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

Preview Lab → · Contrast checker → · Palette generator →