#3039AF#3039AF

#3039AF is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.0% C 0.184 H 272.1°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#3039AF
RGB	rgb(48, 57, 175)
HSL	hsl(236, 57%, 44%)
HSV	hsv(236, 73%, 69%)
CMYK	cmyk(72.6%, 67.4%, 0%, 31.4%)
CIE-LAB	lab(30.99, 36.72, -63.73)
CIE-LCH	lch(30.99, 73.56, 299.95°)
OKLab	oklab(42.01% 0.0067 -0.1843)
OKLCH	oklch(42.01% 0.184 272.1)
XYZ	xyz(10.4173, 6.6487, 41.2835)
Luminance	0.0665 (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

#3039AF #AFA630

analogous

#3078AF #3039AF #6630AF

triadic

#3039AF #AF3039 #39AF30

tetradic

#3039AF #AF3078 #AFA630 #30AF66

square

#3039AF #AF3078 #AFA630 #30AF66

split-complementary

#3039AF #AF6630 #78AF30

monochromatic

#161A4F #23297F #3039AF #4E57CE #7E84DC

Accessibility & contrast

On white

9.01

#3039AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#3039AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3039AF

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3039AF	#FFFFFF	#000000	##FFFFFF
##3039AF	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB3

Deuteranopia (green-blind)

#0043AD

Tritanopia (blue-blind)

#00596F

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3039af;
/* rgb */ color: rgb(48, 57, 175);
/* oklch */ color: oklch(42.0% 0.184 272.1);

Tailwind

colors: {
  custom: {
    50: '#7b70c8',
    500: '#3039af',
    950: '#000000',
  },
}

SCSS

$custom: #3039af;
$custom-light: #7b70c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3039af",
  "rgb": {
    "r": 48,
    "g": 57,
    "b": 175
  },
  "hsl": {
    "h": 235.748,
    "s": 56.951,
    "l": 43.725
  },
  "oklch": {
    "l": 0.42011,
    "c": 0.18438,
    "h": 272.1
  },
  "luminance": 0.0665
}

Semantic roles & 50–950 ramp

primary

#3039AF

secondary

#C4BF76

accent

#D548E0

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3039AF

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

Preview Lab → · Contrast checker → · Palette generator →