#4131B9#4131B9

#4131B9 is a dark, highly saturated blue. Relative luminance 0.068; OKLCH L 42.9% C 0.202 H 278.9°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#4131B9
RGB	rgb(65, 49, 185)
HSL	hsl(247, 58%, 46%)
HSV	hsv(247, 74%, 73%)
CMYK	cmyk(64.9%, 73.5%, 0%, 27.5%)
CIE-LAB	lab(31.40, 46.75, -68.97)
CIE-LCH	lch(31.40, 83.32, 304.13°)
OKLab	oklab(42.89% 0.0314 -0.1991)
OKLCH	oklch(42.89% 0.202 278.9)
XYZ	xyz(12.0324, 6.8223, 46.5723)
Luminance	0.0682 (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

#4131B9 #A9B931

analogous

#3165B9 #4131B9 #8531B9

triadic

#4131B9 #B94131 #31B941

tetradic

#4131B9 #B93165 #A9B931 #31B985

square

#4131B9 #B93165 #A9B931 #31B985

split-complementary

#4131B9 #B98531 #65B931

monochromatic

#1F1758 #302489 #4131B9 #6455D2 #9086DF

Accessibility & contrast

On white

8.88

#4131B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#4131B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4131B9

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4131B9	#FFFFFF	#000000	##FFFFFF
##4131B9	1.00	8.88	2.36	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FBD

Deuteranopia (green-blind)

#0044B7

Tritanopia (blue-blind)

#005772

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #4131b9;
/* rgb */ color: rgb(65, 49, 185);
/* oklch */ color: oklch(42.9% 0.202 278.9);

Tailwind

colors: {
  custom: {
    50: '#856bcf',
    500: '#4131b9',
    950: '#000000',
  },
}

SCSS

$custom: #4131b9;
$custom-light: #856bcf;
$custom-dark: #000000;

JSON

{
  "hex": "#4131b9",
  "rgb": {
    "r": 65,
    "g": 49,
    "b": 185
  },
  "hsl": {
    "h": 247.059,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.42892,
    "c": 0.20155,
    "h": 278.9
  },
  "luminance": 0.06823
}

Semantic roles & 50–950 ramp

primary

#4131B9

secondary

#C0C87D

accent

#E146CF

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #4131B9

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

Preview Lab → · Contrast checker → · Palette generator →