#3031C5#3031C5

#3031C5 is a dark, highly saturated blue. Relative luminance 0.069; OKLCH L 43.0% C 0.220 H 272.0°. Best body text is #FFFFFF at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#3031C5
RGB	rgb(48, 49, 197)
HSL	hsl(240, 61%, 48%)
HSV	hsv(240, 76%, 77%)
CMYK	cmyk(75.6%, 75.1%, 0%, 22.7%)
CIE-LAB	lab(31.47, 48.90, -75.95)
CIE-LCH	lch(31.47, 90.33, 302.78°)
OKLab	oklab(43.01% 0.0077 -0.2198)
OKLCH	oklch(43.01% 0.22 272)
XYZ	xyz(12.3919, 6.8549, 53.4825)
Luminance	0.0686 (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

#3031C5 #C5C430

analogous

#307CC5 #3031C5 #7930C5

triadic

#3031C5 #C53031 #31C530

tetradic

#3031C5 #C5307C #C5C430 #30C579

square

#3031C5 #C5307C #C5C430 #30C579

split-complementary

#3031C5 #C57930 #7CC530

monochromatic

#181963 #242594 #3031C5 #5B5CD7 #8C8DE3

Accessibility & contrast

On white

8.86

#3031C5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#3031C5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3031C5

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3031C5	#FFFFFF	#000000	##FFFFFF
##3031C5	1.00	8.86	2.37	8.86
#FFFFFF	8.86	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051C9

Deuteranopia (green-blind)

#0043C2

Tritanopia (blue-blind)

#005D79

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3031c5;
/* rgb */ color: rgb(48, 49, 197);
/* oklch */ color: oklch(43.0% 0.220 272.0);

Tailwind

colors: {
  custom: {
    50: '#816bd8',
    500: '#3031c5',
    950: '#000000',
  },
}

SCSS

$custom: #3031c5;
$custom-light: #816bd8;
$custom-dark: #000000;

JSON

{
  "hex": "#3031c5",
  "rgb": {
    "r": 48,
    "g": 49,
    "b": 197
  },
  "hsl": {
    "h": 239.597,
    "s": 60.816,
    "l": 48.039
  },
  "oklch": {
    "l": 0.4301,
    "c": 0.21998,
    "h": 272
  },
  "luminance": 0.06856
}

Semantic roles & 50–950 ramp

primary

#3031C5

secondary

#CDCD84

accent

#E344E4

background

#F8F6FD

surface

#F0EBFB

border

#CBC6D4

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #3031C5

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

Preview Lab → · Contrast checker → · Palette generator →