#4331BB#4331BB

#4331BB is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 43.2% C 0.204 H 279.5°. Best body text is #FFFFFF at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#4331BB
RGB	rgb(67, 49, 187)
HSL	hsl(248, 58%, 46%)
HSV	hsv(248, 74%, 73%)
CMYK	cmyk(64.2%, 73.8%, 0%, 26.7%)
CIE-LAB	lab(31.75, 47.62, -69.56)
CIE-LCH	lch(31.75, 84.30, 304.39°)
OKLab	oklab(43.24% 0.0337 -0.2008)
OKLCH	oklch(43.24% 0.204 279.5)
XYZ	xyz(12.3798, 6.9768, 47.6983)
Luminance	0.0698 (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

#4331BB #A9BB31

analogous

#3164BB #4331BB #8831BB

triadic

#4331BB #BB4331 #31BB43

tetradic

#4331BB #BB3164 #A9BB31 #31BB88

square

#4331BB #BB3164 #A9BB31 #31BB88

split-complementary

#4331BB #BB8831 #64BB31

monochromatic

#20185A #32248B #4331BB #6756D3 #9287E0

Accessibility & contrast

On white

8.77

#4331BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#4331BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4331BB

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4331BB	#FFFFFF	#000000	##FFFFFF
##4331BB	1.00	8.77	2.40	8.77
#FFFFFF	8.77	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BF

Deuteranopia (green-blind)

#0045B8

Tritanopia (blue-blind)

#005873

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #4331bb;
/* rgb */ color: rgb(67, 49, 187);
/* oklch */ color: oklch(43.2% 0.204 279.5);

Tailwind

colors: {
  custom: {
    50: '#866cd1',
    500: '#4331bb',
    950: '#000000',
  },
}

SCSS

$custom: #4331bb;
$custom-light: #866cd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4331bb",
  "rgb": {
    "r": 67,
    "g": 49,
    "b": 187
  },
  "hsl": {
    "h": 247.826,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.43242,
    "c": 0.20357,
    "h": 279.5
  },
  "luminance": 0.06978
}

Semantic roles & 50–950 ramp

primary

#4331BB

secondary

#BFC97F

accent

#E246CD

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0D0714

muted

#7D7A83

Preview Lab

Preview with #4331BB

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

Preview Lab → · Contrast checker → · Palette generator →