#3C31BA#3C31BA

#3C31BA is a dark, highly saturated blue. Relative luminance 0.067; OKLCH L 42.6% C 0.204 H 276.9°. Best body text is #FFFFFF at 8.97:1 contrast (WCAG AA passes).

Color values

HEX	#3C31BA
RGB	rgb(60, 49, 186)
HSL	hsl(245, 58%, 46%)
HSV	hsv(245, 74%, 73%)
CMYK	cmyk(67.7%, 73.7%, 0%, 27.1%)
CIE-LAB	lab(31.12, 46.49, -70.04)
CIE-LCH	lch(31.12, 84.06, 303.58°)
OKLab	oklab(42.63% 0.0245 -0.2023)
OKLCH	oklch(42.63% 0.204 276.9)
XYZ	xyz(11.8218, 6.7014, 47.1154)
Luminance	0.0670 (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

#3C31BA #AFBA31

analogous

#316ABA #3C31BA #8031BA

triadic

#3C31BA #BA3C31 #31BA3C

tetradic

#3C31BA #BA316A #AFBA31 #31BA80

square

#3C31BA #BA316A #AFBA31 #31BA80

split-complementary

#3C31BA #BA8031 #6ABA31

monochromatic

#1D1759 #2C248A #3C31BA #6056D2 #8D86DF

Accessibility & contrast

On white

8.97

#3C31BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#3C31BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C31BA

8.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C31BA	#FFFFFF	#000000	##FFFFFF
##3C31BA	1.00	8.97	2.34	8.97
#FFFFFF	8.97	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FBE

Deuteranopia (green-blind)

#0043B8

Tritanopia (blue-blind)

#005873

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3c31ba;
/* rgb */ color: rgb(60, 49, 186);
/* oklch */ color: oklch(42.6% 0.204 276.9);

Tailwind

colors: {
  custom: {
    50: '#836bd0',
    500: '#3c31ba',
    950: '#000000',
  },
}

SCSS

$custom: #3c31ba;
$custom-light: #836bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3c31ba",
  "rgb": {
    "r": 60,
    "g": 49,
    "b": 186
  },
  "hsl": {
    "h": 244.818,
    "s": 58.298,
    "l": 46.078
  },
  "oklch": {
    "l": 0.42625,
    "c": 0.20382,
    "h": 276.9
  },
  "luminance": 0.06702
}

Semantic roles & 50–950 ramp

primary

#3C31BA

secondary

#C3C97E

accent

#E246D5

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3C31BA

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

Preview Lab → · Contrast checker → · Palette generator →