#4031BE#4031BE

#4031BE is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 43.3% C 0.208 H 278.0°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#4031BE
RGB	rgb(64, 49, 190)
HSL	hsl(246, 59%, 47%)
HSV	hsv(246, 74%, 75%)
CMYK	cmyk(66.3%, 74.2%, 0%, 25.5%)
CIE-LAB	lab(31.81, 48.20, -71.24)
CIE-LCH	lch(31.81, 86.01, 304.08°)
OKLab	oklab(43.31% 0.0289 -0.2058)
OKLCH	oklch(43.31% 0.208 278)
XYZ	xyz(12.5039, 7.0033, 49.3980)
Luminance	0.0700 (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

#4031BE #AFBE31

analogous

#3169BE #4031BE #8731BE

triadic

#4031BE #BE4031 #31BE40

tetradic

#4031BE #BE3169 #AFBE31 #31BE87

square

#4031BE #BE3169 #AFBE31 #31BE87

split-complementary

#4031BE #BE8731 #69BE31

monochromatic

#1F185D #30248D #4031BE #6558D4 #9289E1

Accessibility & contrast

On white

8.75

#4031BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#4031BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4031BE

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4031BE	#FFFFFF	#000000	##FFFFFF
##4031BE	1.00	8.75	2.40	8.75
#FFFFFF	8.75	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050C2

Deuteranopia (green-blind)

#0045BB

Tritanopia (blue-blind)

#005975

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #4031be;
/* rgb */ color: rgb(64, 49, 190);
/* oklch */ color: oklch(43.3% 0.208 278.0);

Tailwind

colors: {
  custom: {
    50: '#866cd3',
    500: '#4031be',
    950: '#000000',
  },
}

SCSS

$custom: #4031be;
$custom-light: #866cd3;
$custom-dark: #000000;

JSON

{
  "hex": "#4031be",
  "rgb": {
    "r": 64,
    "g": 49,
    "b": 190
  },
  "hsl": {
    "h": 246.383,
    "s": 58.996,
    "l": 46.863
  },
  "oklch": {
    "l": 0.43314,
    "c": 0.20778,
    "h": 278
  },
  "luminance": 0.07004
}

Semantic roles & 50–950 ramp

primary

#4031BE

secondary

#C3CA80

accent

#E246D2

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0D0714

muted

#7D7A83

Preview Lab

Preview with #4031BE

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

Preview Lab → · Contrast checker → · Palette generator →