#4131BA#4131BA

#4131BA is a dark, highly saturated blue. Relative luminance 0.069; OKLCH L 43.0% C 0.203 H 278.8°. Best body text is #FFFFFF at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#4131BA
RGB	rgb(65, 49, 186)
HSL	hsl(247, 58%, 46%)
HSV	hsv(247, 74%, 73%)
CMYK	cmyk(65.1%, 73.7%, 0%, 27.1%)
CIE-LAB	lab(31.50, 47.07, -69.40)
CIE-LCH	lch(31.50, 83.85, 304.15°)
OKLab	oklab(42.99% 0.0311 -0.2004)
OKLCH	oklch(42.99% 0.203 278.8)
XYZ	xyz(12.1384, 6.8646, 47.1302)
Luminance	0.0687 (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

#4131BA #AABA31

analogous

#3165BA #4131BA #8531BA

triadic

#4131BA #BA4131 #31BA41

tetradic

#4131BA #BA3165 #AABA31 #31BA85

square

#4131BA #BA3165 #AABA31 #31BA85

split-complementary

#4131BA #BA8531 #65BA31

monochromatic

#1F1759 #30248A #4131BA #6456D2 #9186DF

Accessibility & contrast

On white

8.85

#4131BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#4131BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4131BA

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4131BA	#FFFFFF	#000000	##FFFFFF
##4131BA	1.00	8.85	2.37	8.85
#FFFFFF	8.85	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FBE

Deuteranopia (green-blind)

#0045B8

Tritanopia (blue-blind)

#005873

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #4131ba;
/* rgb */ color: rgb(65, 49, 186);
/* oklch */ color: oklch(43.0% 0.203 278.8);

Tailwind

colors: {
  custom: {
    50: '#856cd0',
    500: '#4131ba',
    950: '#000000',
  },
}

SCSS

$custom: #4131ba;
$custom-light: #856cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4131ba",
  "rgb": {
    "r": 65,
    "g": 49,
    "b": 186
  },
  "hsl": {
    "h": 247.007,
    "s": 58.298,
    "l": 46.078
  },
  "oklch": {
    "l": 0.4299,
    "c": 0.20276,
    "h": 278.8
  },
  "luminance": 0.06866
}

Semantic roles & 50–950 ramp

primary

#4131BA

secondary

#C0C97E

accent

#E246CF

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #4131BA

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

Preview Lab → · Contrast checker → · Palette generator →