#4647AA#4647AA

#4647AA is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.5% C 0.155 H 277.9°. Best body text is #FFFFFF at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#4647AA
RGB	rgb(70, 71, 170)
HSL	hsl(239, 42%, 47%)
HSV	hsv(239, 59%, 67%)
CMYK	cmyk(58.8%, 58.2%, 0%, 33.3%)
CIE-LAB	lab(35.42, 29.42, -53.47)
CIE-LCH	lch(35.42, 61.03, 298.82°)
OKLab	oklab(45.51% 0.0212 -0.1534)
OKLCH	oklch(45.51% 0.155 277.9)
XYZ	xyz(12.0324, 8.7100, 39.0696)
Luminance	0.0871 (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

#4647AA #AAA946

analogous

#4679AA #4647AA #7746AA

triadic

#4647AA #AA4647 #47AA46

tetradic

#4647AA #AA4679 #AAA946 #46AA77

square

#4647AA #AA4679 #AAA946 #46AA77

split-complementary

#4647AA #AA7746 #79AA46

monochromatic

#222353 #34357F #4647AA #6B6CC2 #9697D4

Accessibility & contrast

On white

7.66

#4647AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#4647AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4647AA

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4647AA	#FFFFFF	#000000	##FFFFFF
##4647AA	1.00	7.66	2.74	7.66
#FFFFFF	7.66	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057AD

Deuteranopia (green-blind)

#004FA8

Tritanopia (blue-blind)

#015F71

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4647aa;
/* rgb */ color: rgb(70, 71, 170);
/* oklch */ color: oklch(45.5% 0.155 277.9);

Tailwind

colors: {
  custom: {
    50: '#837ac4',
    500: '#4647aa',
    950: '#000000',
  },
}

SCSS

$custom: #4647aa;
$custom-light: #837ac4;
$custom-dark: #000000;

JSON

{
  "hex": "#4647aa",
  "rgb": {
    "r": 70,
    "g": 71,
    "b": 170
  },
  "hsl": {
    "h": 239.4,
    "s": 41.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.45511,
    "c": 0.1549,
    "h": 277.9
  },
  "luminance": 0.08711
}

Semantic roles & 50–950 ramp

primary

#4647AA

secondary

#C0BF8C

accent

#D056D1

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #4647AA

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

Preview Lab → · Contrast checker → · Palette generator →