#4131AA#4131AA

#4131AA is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.4% C 0.183 H 280.8°. Best body text is #FFFFFF at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#4131AA
RGB	rgb(65, 49, 170)
HSL	hsl(248, 55%, 43%)
HSV	hsv(248, 71%, 67%)
CMYK	cmyk(61.8%, 71.2%, 0%, 33.3%)
CIE-LAB	lab(29.97, 42.03, -62.38)
CIE-LCH	lch(29.97, 75.22, 303.97°)
OKLab	oklab(41.44% 0.0343 -0.1798)
OKLCH	oklch(41.44% 0.183 280.8)
XYZ	xyz(10.5317, 6.2220, 38.6684)
Luminance	0.0622 (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

#4131AA #9AAA31

analogous

#315DAA #4131AA #7D31AA

triadic

#4131AA #AA4131 #31AA41

tetradic

#4131AA #AA315D #9AAA31 #31AA7D

square

#4131AA #AA315D #9AAA31 #31AA7D

split-complementary

#4131AA #AA7D31 #5DAA31

monochromatic

#1D164B #2F237A #4131AA #5D4DCC #887CD9

Accessibility & contrast

On white

9.36

#4131AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#4131AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4131AA

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4131AA	#FFFFFF	#000000	##FFFFFF
##4131AA	1.00	9.36	2.24	9.36
#FFFFFF	9.36	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BAE

Deuteranopia (green-blind)

#0042A8

Tritanopia (blue-blind)

#00526A

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #4131aa;
/* rgb */ color: rgb(65, 49, 170);
/* oklch */ color: oklch(41.4% 0.183 280.8);

Tailwind

colors: {
  custom: {
    50: '#826bc4',
    500: '#4131aa',
    950: '#000000',
  },
}

SCSS

$custom: #4131aa;
$custom-light: #826bc4;
$custom-dark: #000000;

JSON

{
  "hex": "#4131aa",
  "rgb": {
    "r": 65,
    "g": 49,
    "b": 170
  },
  "hsl": {
    "h": 247.934,
    "s": 55.251,
    "l": 42.941
  },
  "oklch": {
    "l": 0.41438,
    "c": 0.18309,
    "h": 280.8
  },
  "luminance": 0.06223
}

Semantic roles & 50–950 ramp

primary

#4131AA

secondary

#B8C275

accent

#DF49CB

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4131AA

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

Preview Lab → · Contrast checker → · Palette generator →