#4640AE#4640AE

#4640AE is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.6% C 0.169 H 279.4°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#4640AE
RGB	rgb(70, 64, 174)
HSL	hsl(243, 46%, 47%)
HSV	hsv(243, 63%, 68%)
CMYK	cmyk(59.8%, 63.2%, 0%, 31.8%)
CIE-LAB	lab(34.03, 35.15, -58.10)
CIE-LCH	lch(34.03, 67.91, 301.17°)
OKLab	oklab(44.59% 0.0278 -0.1671)
OKLCH	oklch(44.59% 0.169 279.4)
XYZ	xyz(11.9967, 8.0240, 40.9528)
Luminance	0.0803 (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

#4640AE #A8AE40

analogous

#4071AE #4640AE #7D40AE

triadic

#4640AE #AE4640 #40AE46

tetradic

#4640AE #AE4071 #A8AE40 #40AE7D

square

#4640AE #AE4071 #A8AE40 #40AE7D

split-complementary

#4640AE #AE7D40 #71AE40

monochromatic

#221F55 #343081 #4640AE #6A65C6 #9592D7

Accessibility & contrast

On white

8.06

#4640AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#4640AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4640AE

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4640AE	#FFFFFF	#000000	##FFFFFF
##4640AE	1.00	8.06	2.61	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B2

Deuteranopia (green-blind)

#004CAC

Tritanopia (blue-blind)

#005B71

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4640ae;
/* rgb */ color: rgb(70, 64, 174);
/* oklch */ color: oklch(44.6% 0.169 279.4);

Tailwind

colors: {
  custom: {
    50: '#8475c7',
    500: '#4640ae',
    950: '#000000',
  },
}

SCSS

$custom: #4640ae;
$custom-light: #8475c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4640ae",
  "rgb": {
    "r": 70,
    "g": 64,
    "b": 174
  },
  "hsl": {
    "h": 243.273,
    "s": 46.218,
    "l": 46.667
  },
  "oklch": {
    "l": 0.44587,
    "c": 0.16943,
    "h": 279.4
  },
  "luminance": 0.08025
}

Semantic roles & 50–950 ramp

primary

#4640AE

secondary

#BFC288

accent

#D652CF

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4640AE

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

Preview Lab → · Contrast checker → · Palette generator →