#4131BF#4131BF

#4131BF is a dark, highly saturated blue. Relative luminance 0.071; OKLCH L 43.5% C 0.209 H 278.3°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#4131BF
RGB	rgb(65, 49, 191)
HSL	hsl(247, 59%, 47%)
HSV	hsv(247, 74%, 75%)
CMYK	cmyk(66%, 74.3%, 0%, 25.1%)
CIE-LAB	lab(31.99, 48.62, -71.54)
CIE-LCH	lch(31.99, 86.50, 304.20°)
OKLab	oklab(43.49% 0.0301 -0.2066)
OKLCH	oklch(43.49% 0.209 278.3)
XYZ	xyz(12.6792, 7.0810, 49.9787)
Luminance	0.0708 (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

#4131BF #AFBF31

analogous

#3168BF #4131BF #8831BF

triadic

#4131BF #BF4131 #31BF41

tetradic

#4131BF #BF3168 #AFBF31 #31BF88

square

#4131BF #BF3168 #AFBF31 #31BF88

split-complementary

#4131BF #BF8831 #68BF31

monochromatic

#20185E #30258E #4131BF #6759D4 #938AE1

Accessibility & contrast

On white

8.69

#4131BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#4131BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4131BF

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4131BF	#FFFFFF	#000000	##FFFFFF
##4131BF	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051C3

Deuteranopia (green-blind)

#0045BC

Tritanopia (blue-blind)

#005A76

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #4131bf;
/* rgb */ color: rgb(65, 49, 191);
/* oklch */ color: oklch(43.5% 0.209 278.3);

Tailwind

colors: {
  custom: {
    50: '#866cd4',
    500: '#4131bf',
    950: '#000000',
  },
}

SCSS

$custom: #4131bf;
$custom-light: #866cd4;
$custom-dark: #000000;

JSON

{
  "hex": "#4131bf",
  "rgb": {
    "r": 65,
    "g": 49,
    "b": 191
  },
  "hsl": {
    "h": 246.761,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.43488,
    "c": 0.20877,
    "h": 278.3
  },
  "luminance": 0.07082
}

Semantic roles & 50–950 ramp

primary

#4131BF

secondary

#C2CB81

accent

#E245D1

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4131BF

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

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