#4131BE#4131BE

#4131BE is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 43.4% C 0.208 H 278.4°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#4131BE
RGB	rgb(65, 49, 190)
HSL	hsl(247, 59%, 47%)
HSV	hsv(247, 74%, 75%)
CMYK	cmyk(65.8%, 74.2%, 0%, 25.5%)
CIE-LAB	lab(31.89, 48.31, -71.11)
CIE-LCH	lch(31.89, 85.97, 304.19°)
OKLab	oklab(43.39% 0.0303 -0.2053)
OKLCH	oklch(43.39% 0.208 278.4)
XYZ	xyz(12.5696, 7.0371, 49.4011)
Luminance	0.0704 (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

#4131BE #AEBE31

analogous

#3167BE #4131BE #8831BE

triadic

#4131BE #BE4131 #31BE41

tetradic

#4131BE #BE3167 #AEBE31 #31BE88

square

#4131BE #BE3167 #AEBE31 #31BE88

split-complementary

#4131BE #BE8831 #67BE31

monochromatic

#20185D #30248D #4131BE #6658D4 #9389E1

Accessibility & contrast

On white

8.72

#4131BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#4131BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4131BE

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4131BE	#FFFFFF	#000000	##FFFFFF
##4131BE	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051C2

Deuteranopia (green-blind)

#0045BB

Tritanopia (blue-blind)

#005975

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #4131be;
/* rgb */ color: rgb(65, 49, 190);
/* oklch */ color: oklch(43.4% 0.208 278.4);

Tailwind

colors: {
  custom: {
    50: '#866cd3',
    500: '#4131be',
    950: '#000000',
  },
}

SCSS

$custom: #4131be;
$custom-light: #866cd3;
$custom-dark: #000000;

JSON

{
  "hex": "#4131be",
  "rgb": {
    "r": 65,
    "g": 49,
    "b": 190
  },
  "hsl": {
    "h": 246.809,
    "s": 58.996,
    "l": 46.863
  },
  "oklch": {
    "l": 0.43388,
    "c": 0.20757,
    "h": 278.4
  },
  "luminance": 0.07038
}

Semantic roles & 50–950 ramp

primary

#4131BE

secondary

#C2CA80

accent

#E246D0

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0D0714

muted

#7D7A83

Preview Lab

Preview with #4131BE

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

Preview Lab → · Contrast checker → · Palette generator →