#4331B5#4331B5

#4331B5 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.7% C 0.196 H 280.2°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#4331B5
RGB	rgb(67, 49, 181)
HSL	hsl(248, 57%, 45%)
HSV	hsv(248, 73%, 71%)
CMYK	cmyk(63%, 72.9%, 0%, 29%)
CIE-LAB	lab(31.17, 45.75, -66.96)
CIE-LCH	lch(31.17, 81.10, 304.34°)
OKLab	oklab(42.66% 0.0349 -0.1932)
OKLCH	oklch(42.66% 0.196 280.2)
XYZ	xyz(11.7509, 6.7252, 44.3860)
Luminance	0.0673 (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

#4331B5 #A3B531

analogous

#3161B5 #4331B5 #8531B5

triadic

#4331B5 #B54331 #31B543

tetradic

#4331B5 #B53161 #A3B531 #31B585

square

#4331B5 #B53161 #A3B531 #31B585

split-complementary

#4331B5 #B58531 #61B531

monochromatic

#1F1755 #312485 #4331B5 #6453D0 #8F83DD

Accessibility & contrast

On white

8.95

#4331B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#4331B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4331B5

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4331B5	#FFFFFF	#000000	##FFFFFF
##4331B5	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB9

Deuteranopia (green-blind)

#0044B3

Tritanopia (blue-blind)

#005670

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #4331b5;
/* rgb */ color: rgb(67, 49, 181);
/* oklch */ color: oklch(42.7% 0.196 280.2);

Tailwind

colors: {
  custom: {
    50: '#856bcc',
    500: '#4331b5',
    950: '#000000',
  },
}

SCSS

$custom: #4331b5;
$custom-light: #856bcc;
$custom-dark: #000000;

JSON

{
  "hex": "#4331b5",
  "rgb": {
    "r": 67,
    "g": 49,
    "b": 181
  },
  "hsl": {
    "h": 248.182,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.42655,
    "c": 0.19631,
    "h": 280.2
  },
  "luminance": 0.06726
}

Semantic roles & 50–950 ramp

primary

#4331B5

secondary

#BCC77B

accent

#E147CC

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #4331B5

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

Preview Lab → · Contrast checker → · Palette generator →