#4639BE#4639BE

#4639BE is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.9% C 0.198 H 279.2°. Best body text is #FFFFFF at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#4639BE
RGB	rgb(70, 57, 190)
HSL	hsl(246, 54%, 48%)
HSV	hsv(246, 70%, 75%)
CMYK	cmyk(63.2%, 70%, 0%, 25.5%)
CIE-LAB	lab(33.87, 44.50, -67.84)
CIE-LCH	lch(33.87, 81.14, 303.26°)
OKLab	oklab(44.89% 0.0316 -0.1957)
OKLCH	oklch(44.89% 0.198 279.2)
XYZ	xyz(13.2802, 7.9450, 49.5389)
Luminance	0.0795 (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

#4639BE #B1BE39

analogous

#396EBE #4639BE #8839BE

triadic

#4639BE #BE4639 #39BE46

tetradic

#4639BE #BE396E #B1BE39 #39BE88

square

#4639BE #BE396E #B1BE39 #39BE88

split-complementary

#4639BE #BE8839 #6EBE39

monochromatic

#231D60 #352B8F #4639BE #6E64D0 #9A93DF

Accessibility & contrast

On white

8.11

#4639BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#4639BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4639BE

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4639BE	#FFFFFF	#000000	##FFFFFF
##4639BE	1.00	8.11	2.59	8.11
#FFFFFF	8.11	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055C2

Deuteranopia (green-blind)

#004ABC

Tritanopia (blue-blind)

#005D77

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4639be;
/* rgb */ color: rgb(70, 57, 190);
/* oklch */ color: oklch(44.9% 0.198 279.2);

Tailwind

colors: {
  custom: {
    50: '#8871d3',
    500: '#4639be',
    950: '#000000',
  },
}

SCSS

$custom: #4639be;
$custom-light: #8871d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4639be",
  "rgb": {
    "r": 70,
    "g": 57,
    "b": 190
  },
  "hsl": {
    "h": 245.865,
    "s": 53.846,
    "l": 48.431
  },
  "oklch": {
    "l": 0.44893,
    "c": 0.19825,
    "h": 279.2
  },
  "luminance": 0.07946
}

Semantic roles & 50–950 ramp

primary

#4639BE

secondary

#C3CA89

accent

#DD4BCF

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4639BE

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

Preview Lab → · Contrast checker → · Palette generator →