#3130BC#3130BC

#3130BC is a dark, highly saturated blue. Relative luminance 0.064; OKLCH L 42.0% C 0.210 H 273.0°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#3130BC
RGB	rgb(49, 48, 188)
HSL	hsl(240, 59%, 46%)
HSV	hsv(240, 74%, 74%)
CMYK	cmyk(73.9%, 74.5%, 0%, 26.3%)
CIE-LAB	lab(30.39, 46.60, -72.44)
CIE-LCH	lch(30.39, 86.14, 302.75°)
OKLab	oklab(41.98% 0.0109 -0.2096)
OKLCH	oklch(41.98% 0.21 273)
XYZ	xyz(11.3976, 6.3965, 48.2012)
Luminance	0.0640 (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

#3130BC #BBBC30

analogous

#3075BC #3130BC #7730BC

triadic

#3130BC #BC3130 #30BC31

tetradic

#3130BC #BC3075 #BBBC30 #30BC77

square

#3130BC #BC3075 #BBBC30 #30BC77

split-complementary

#3130BC #BC7730 #75BC30

monochromatic

#18175A #24248B #3130BC #5655D4 #8786E0

Accessibility & contrast

On white

9.21

#3130BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#3130BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3130BC

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3130BC	#FFFFFF	#000000	##FFFFFF
##3130BC	1.00	9.21	2.28	9.21
#FFFFFF	9.21	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EC0

Deuteranopia (green-blind)

#0041BA

Tritanopia (blue-blind)

#005974

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3130bc;
/* rgb */ color: rgb(49, 48, 188);
/* oklch */ color: oklch(42.0% 0.210 273.0);

Tailwind

colors: {
  custom: {
    50: '#7f6ad1',
    500: '#3130bc',
    950: '#000000',
  },
}

SCSS

$custom: #3130bc;
$custom-light: #7f6ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#3130bc",
  "rgb": {
    "r": 49,
    "g": 48,
    "b": 188
  },
  "hsl": {
    "h": 240.429,
    "s": 59.322,
    "l": 46.275
  },
  "oklch": {
    "l": 0.41979,
    "c": 0.2099,
    "h": 273
  },
  "luminance": 0.06398
}

Semantic roles & 50–950 ramp

primary

#3130BC

secondary

#C9CA7E

accent

#E345E1

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3130BC

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

Preview Lab → · Contrast checker → · Palette generator →