#3039AC#3039AC

#3039AC is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.7% C 0.180 H 272.2°. Best body text is #FFFFFF at 9.10:1 contrast (WCAG AA passes).

Color values

HEX	#3039AC
RGB	rgb(48, 57, 172)
HSL	hsl(236, 56%, 43%)
HSV	hsv(236, 72%, 67%)
CMYK	cmyk(72.1%, 66.9%, 0%, 32.5%)
CIE-LAB	lab(30.72, 35.66, -62.39)
CIE-LCH	lch(30.72, 71.86, 299.75°)
OKLab	oklab(41.73% 0.007 -0.1803)
OKLCH	oklch(41.73% 0.18 272.2)
XYZ	xyz(10.1259, 6.5322, 39.7489)
Luminance	0.0653 (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

#3039AC #ACA330

analogous

#3077AC #3039AC #6530AC

triadic

#3039AC #AC3039 #39AC30

tetradic

#3039AC #AC3077 #ACA330 #30AC65

square

#3039AC #AC3077 #ACA330 #30AC65

split-complementary

#3039AC #AC6530 #77AC30

monochromatic

#15194C #23297C #3039AC #4C55CD #7C83DA

Accessibility & contrast

On white

9.10

#3039AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#3039AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3039AC

9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3039AC	#FFFFFF	#000000	##FFFFFF
##3039AC	1.00	9.10	2.31	9.10
#FFFFFF	9.10	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB0

Deuteranopia (green-blind)

#0043AA

Tritanopia (blue-blind)

#00586D

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3039ac;
/* rgb */ color: rgb(48, 57, 172);
/* oklch */ color: oklch(41.7% 0.180 272.2);

Tailwind

colors: {
  custom: {
    50: '#7a6fc6',
    500: '#3039ac',
    950: '#000000',
  },
}

SCSS

$custom: #3039ac;
$custom-light: #7a6fc6;
$custom-dark: #000000;

JSON

{
  "hex": "#3039ac",
  "rgb": {
    "r": 48,
    "g": 57,
    "b": 172
  },
  "hsl": {
    "h": 235.645,
    "s": 56.364,
    "l": 43.137
  },
  "oklch": {
    "l": 0.41725,
    "c": 0.18048,
    "h": 272.2
  },
  "luminance": 0.06533
}

Semantic roles & 50–950 ramp

primary

#3039AC

secondary

#C3BD75

accent

#D548E0

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3039AC

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

Preview Lab → · Contrast checker → · Palette generator →