#4F40AA#4F40AA

#4F40AA is a dark, vivid blue. Relative luminance 0.082; OKLCH L 45.0% C 0.163 H 284.2°. Best body text is #FFFFFF at 7.94:1 contrast (WCAG AA passes).

Color values

HEX	#4F40AA
RGB	rgb(79, 64, 170)
HSL	hsl(248, 45%, 46%)
HSV	hsv(248, 62%, 67%)
CMYK	cmyk(53.5%, 62.4%, 0%, 33.3%)
CIE-LAB	lab(34.46, 35.49, -54.99)
CIE-LCH	lch(34.46, 65.45, 302.84°)
OKLab	oklab(44.99% 0.0399 -0.1577)
OKLCH	oklch(44.99% 0.163 284.2)
XYZ	xyz(12.3114, 8.2307, 38.9624)
Luminance	0.0823 (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

#4F40AA #9BAA40

analogous

#4066AA #4F40AA #8440AA

triadic

#4F40AA #AA4F40 #40AA4F

tetradic

#4F40AA #AA4066 #9BAA40 #40AA84

square

#4F40AA #AA4066 #9BAA40 #40AA84

split-complementary

#4F40AA #AA8440 #66AA40

monochromatic

#261F51 #3A2F7E #4F40AA #7163C4 #998FD5

Accessibility & contrast

On white

7.94

#4F40AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#4F40AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F40AA

7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F40AA	#FFFFFF	#000000	##FFFFFF
##4F40AA	1.00	7.94	2.65	7.94
#FFFFFF	7.94	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054AD

Deuteranopia (green-blind)

#004EA8

Tritanopia (blue-blind)

#29596F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4f40aa;
/* rgb */ color: rgb(79, 64, 170);
/* oklch */ color: oklch(45.0% 0.163 284.2);

Tailwind

colors: {
  custom: {
    50: '#8875c4',
    500: '#4f40aa',
    950: '#000000',
  },
}

SCSS

$custom: #4f40aa;
$custom-light: #8875c4;
$custom-dark: #000000;

JSON

{
  "hex": "#4f40aa",
  "rgb": {
    "r": 79,
    "g": 64,
    "b": 170
  },
  "hsl": {
    "h": 248.491,
    "s": 45.299,
    "l": 45.882
  },
  "oklch": {
    "l": 0.44985,
    "c": 0.16268,
    "h": 284.2
  },
  "luminance": 0.08231
}

Semantic roles & 50–950 ramp

primary

#4F40AA

secondary

#B8C086

accent

#D553C3

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4F40AA

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

Preview Lab → · Contrast checker → · Palette generator →