#4339BF#4339BF

#4339BF is a dark, highly saturated blue. Relative luminance 0.079; OKLCH L 44.8% C 0.200 H 277.9°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#4339BF
RGB	rgb(67, 57, 191)
HSL	hsl(244, 54%, 49%)
HSV	hsv(244, 70%, 75%)
CMYK	cmyk(64.9%, 70.2%, 0%, 25.1%)
CIE-LAB	lab(33.73, 44.43, -68.67)
CIE-LCH	lch(33.73, 81.79, 302.90°)
OKLab	oklab(44.77% 0.0275 -0.1982)
OKLCH	oklch(44.77% 0.2 277.9)
XYZ	xyz(13.1788, 7.8800, 50.1066)
Luminance	0.0788 (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

#4339BF #B5BF39

analogous

#3972BF #4339BF #8639BF

triadic

#4339BF #BF4339 #39BF43

tetradic

#4339BF #BF3972 #B5BF39 #39BF86

square

#4339BF #BF3972 #B5BF39 #39BF86

split-complementary

#4339BF #BF8639 #72BF39

monochromatic

#221D61 #322B90 #4339BF #6C64D1 #9993DF

Accessibility & contrast

On white

8.15

#4339BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#4339BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4339BF

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4339BF	#FFFFFF	#000000	##FFFFFF
##4339BF	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055C3

Deuteranopia (green-blind)

#004ABC

Tritanopia (blue-blind)

#005D78

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4339bf;
/* rgb */ color: rgb(67, 57, 191);
/* oklch */ color: oklch(44.8% 0.200 277.9);

Tailwind

colors: {
  custom: {
    50: '#8771d3',
    500: '#4339bf',
    950: '#000000',
  },
}

SCSS

$custom: #4339bf;
$custom-light: #8771d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4339bf",
  "rgb": {
    "r": 67,
    "g": 57,
    "b": 191
  },
  "hsl": {
    "h": 244.478,
    "s": 54.032,
    "l": 48.627
  },
  "oklch": {
    "l": 0.44766,
    "c": 0.20009,
    "h": 277.9
  },
  "luminance": 0.07881
}

Semantic roles & 50–950 ramp

primary

#4339BF

secondary

#C5CA8A

accent

#DD4AD2

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0D0814

muted

#7D7B83

Preview Lab

Preview with #4339BF

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

Preview Lab → · Contrast checker → · Palette generator →