#3039AE#3039AE

#3039AE is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.9% C 0.183 H 272.1°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#3039AE
RGB	rgb(48, 57, 174)
HSL	hsl(236, 57%, 44%)
HSV	hsv(236, 72%, 68%)
CMYK	cmyk(72.4%, 67.2%, 0%, 31.8%)
CIE-LAB	lab(30.90, 36.37, -63.29)
CIE-LCH	lch(30.90, 72.99, 299.89°)
OKLab	oklab(41.92% 0.0068 -0.1829)
OKLCH	oklch(41.92% 0.183 272.1)
XYZ	xyz(10.3195, 6.6096, 40.7681)
Luminance	0.0661 (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

#3039AE #AEA530

analogous

#3078AE #3039AE #6630AE

triadic

#3039AE #AE3039 #39AE30

tetradic

#3039AE #AE3078 #AEA530 #30AE66

square

#3039AE #AE3078 #AEA530 #30AE66

split-complementary

#3039AE #AE6630 #78AE30

monochromatic

#161A4E #23297E #3039AE #4D56CE #7D84DB

Accessibility & contrast

On white

9.04

#3039AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#3039AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3039AE

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3039AE	#FFFFFF	#000000	##FFFFFF
##3039AE	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB2

Deuteranopia (green-blind)

#0043AC

Tritanopia (blue-blind)

#00586E

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3039ae;
/* rgb */ color: rgb(48, 57, 174);
/* oklch */ color: oklch(41.9% 0.183 272.1);

Tailwind

colors: {
  custom: {
    50: '#7b70c7',
    500: '#3039ae',
    950: '#000000',
  },
}

SCSS

$custom: #3039ae;
$custom-light: #7b70c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3039ae",
  "rgb": {
    "r": 48,
    "g": 57,
    "b": 174
  },
  "hsl": {
    "h": 235.714,
    "s": 56.757,
    "l": 43.529
  },
  "oklch": {
    "l": 0.41915,
    "c": 0.18308,
    "h": 272.1
  },
  "luminance": 0.06611
}

Semantic roles & 50–950 ramp

primary

#3039AE

secondary

#C4BE76

accent

#D548E0

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3039AE

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

Preview Lab → · Contrast checker → · Palette generator →