#4639BA#4639BA

#4639BA is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.5% C 0.193 H 279.6°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#4639BA
RGB	rgb(70, 57, 186)
HSL	hsl(246, 53%, 48%)
HSV	hsv(246, 69%, 73%)
CMYK	cmyk(62.4%, 69.4%, 0%, 27.1%)
CIE-LAB	lab(33.50, 43.23, -66.08)
CIE-LCH	lch(33.50, 78.97, 303.19°)
OKLab	oklab(44.52% 0.0323 -0.1905)
OKLCH	oklch(44.52% 0.193 279.6)
XYZ	xyz(12.8490, 7.7725, 47.2680)
Luminance	0.0777 (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

#4639BA #ADBA39

analogous

#396CBA #4639BA #8739BA

triadic

#4639BA #BA4639 #39BA46

tetradic

#4639BA #BA396C #ADBA39 #39BA87

square

#4639BA #BA396C #ADBA39 #39BA87

split-complementary

#4639BA #BA8739 #6CBA39

monochromatic

#231C5C #342B8B #4639BA #6C61CF #9890DD

Accessibility & contrast

On white

8.22

#4639BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#4639BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4639BA

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4639BA	#FFFFFF	#000000	##FFFFFF
##4639BA	1.00	8.22	2.55	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BE

Deuteranopia (green-blind)

#004AB8

Tritanopia (blue-blind)

#005B75

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4639ba;
/* rgb */ color: rgb(70, 57, 186);
/* oklch */ color: oklch(44.5% 0.193 279.6);

Tailwind

colors: {
  custom: {
    50: '#8771d0',
    500: '#4639ba',
    950: '#000000',
  },
}

SCSS

$custom: #4639ba;
$custom-light: #8771d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4639ba",
  "rgb": {
    "r": 70,
    "g": 57,
    "b": 186
  },
  "hsl": {
    "h": 246.047,
    "s": 53.086,
    "l": 47.647
  },
  "oklch": {
    "l": 0.44522,
    "c": 0.19326,
    "h": 279.6
  },
  "luminance": 0.07774
}

Semantic roles & 50–950 ramp

primary

#4639BA

secondary

#C1C887

accent

#DC4BCE

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0D0814

muted

#7D7B82

Preview Lab

Preview with #4639BA

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

Preview Lab → · Contrast checker → · Palette generator →