#3439B6#3439B6

#3439B6 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.9% C 0.192 H 273.1°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#3439B6
RGB	rgb(52, 57, 182)
HSL	hsl(238, 56%, 46%)
HSV	hsv(238, 71%, 71%)
CMYK	cmyk(71.4%, 68.7%, 0%, 28.6%)
CIE-LAB	lab(31.88, 39.62, -66.43)
CIE-LCH	lch(31.88, 77.35, 300.81°)
OKLab	oklab(42.92% 0.0104 -0.192)
OKLCH	oklch(42.92% 0.192 273.1)
XYZ	xyz(11.3200, 7.0326, 45.0078)
Luminance	0.0703 (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

#3439B6 #B6B134

analogous

#347AB6 #3439B6 #7034B6

triadic

#3439B6 #B63439 #39B634

tetradic

#3439B6 #B6347A #B6B134 #34B670

square

#3439B6 #B6347A #B6B134 #34B670

split-complementary

#3439B6 #B67034 #7AB634

monochromatic

#191B57 #262A86 #3439B6 #585DCF #888BDD

Accessibility & contrast

On white

8.73

#3439B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#3439B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3439B6

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3439B6	#FFFFFF	#000000	##FFFFFF
##3439B6	1.00	8.73	2.41	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BA

Deuteranopia (green-blind)

#0045B4

Tritanopia (blue-blind)

#005B73

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3439b6;
/* rgb */ color: rgb(52, 57, 182);
/* oklch */ color: oklch(42.9% 0.192 273.1);

Tailwind

colors: {
  custom: {
    50: '#7e70cd',
    500: '#3439b6',
    950: '#000000',
  },
}

SCSS

$custom: #3439b6;
$custom-light: #7e70cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3439b6",
  "rgb": {
    "r": 52,
    "g": 57,
    "b": 182
  },
  "hsl": {
    "h": 237.692,
    "s": 55.556,
    "l": 45.882
  },
  "oklch": {
    "l": 0.42915,
    "c": 0.19233,
    "h": 273.1
  },
  "luminance": 0.07034
}

Semantic roles & 50–950 ramp

primary

#3439B6

secondary

#C7C47F

accent

#D949DF

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #3439B6

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

Preview Lab → · Contrast checker → · Palette generator →