#4031AE#4031AE

#4031AE is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.7% C 0.188 H 279.8°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#4031AE
RGB	rgb(64, 49, 174)
HSL	hsl(247, 56%, 44%)
HSV	hsv(247, 72%, 68%)
CMYK	cmyk(63.2%, 71.8%, 0%, 31.8%)
CIE-LAB	lab(30.26, 43.16, -64.30)
CIE-LCH	lch(30.26, 77.44, 303.87°)
OKLab	oklab(41.74% 0.0322 -0.1855)
OKLCH	oklch(41.74% 0.188 279.8)
XYZ	xyz(10.8502, 6.3418, 40.6885)
Luminance	0.0634 (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

#4031AE #9FAE31

analogous

#3160AE #4031AE #7E31AE

triadic

#4031AE #AE4031 #31AE40

tetradic

#4031AE #AE3160 #9FAE31 #31AE7E

square

#4031AE #AE3160 #9FAE31 #31AE7E

split-complementary

#4031AE #AE7E31 #60AE31

monochromatic

#1D164E #2E247E #4031AE #5E4FCD #8A7FDB

Accessibility & contrast

On white

9.26

#4031AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#4031AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4031AE

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4031AE	#FFFFFF	#000000	##FFFFFF
##4031AE	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CB2

Deuteranopia (green-blind)

#0042AC

Tritanopia (blue-blind)

#00536C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #4031ae;
/* rgb */ color: rgb(64, 49, 174);
/* oklch */ color: oklch(41.7% 0.188 279.8);

Tailwind

colors: {
  custom: {
    50: '#826bc7',
    500: '#4031ae',
    950: '#000000',
  },
}

SCSS

$custom: #4031ae;
$custom-light: #826bc7;
$custom-dark: #000000;

JSON

{
  "hex": "#4031ae",
  "rgb": {
    "r": 64,
    "g": 49,
    "b": 174
  },
  "hsl": {
    "h": 247.2,
    "s": 56.054,
    "l": 43.725
  },
  "oklch": {
    "l": 0.41741,
    "c": 0.18826,
    "h": 279.8
  },
  "luminance": 0.06343
}

Semantic roles & 50–950 ramp

primary

#4031AE

secondary

#BBC477

accent

#DF48CD

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4031AE

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

Preview Lab → · Contrast checker → · Palette generator →