#3C31C9#3C31C9

#3C31C9 is a dark, highly saturated blue. Relative luminance 0.074; OKLCH L 44.2% C 0.222 H 275.5°. Best body text is #FFFFFF at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#3C31C9
RGB	rgb(60, 49, 201)
HSL	hsl(244, 61%, 49%)
HSV	hsv(244, 76%, 79%)
CMYK	cmyk(70.1%, 75.6%, 0%, 21.2%)
CIE-LAB	lab(32.64, 51.22, -76.34)
CIE-LCH	lch(32.64, 91.93, 303.86°)
OKLab	oklab(44.16% 0.0213 -0.2207)
OKLCH	oklch(44.16% 0.222 275.5)
XYZ	xyz(13.5009, 7.3731, 55.9587)
Luminance	0.0737 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.49

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C31C9 #BEC931

analogous

#3172C9 #3C31C9 #8831C9

triadic

#3C31C9 #C93C31 #31C93C

tetradic

#3C31C9 #C93172 #BEC931 #31C988

square

#3C31C9 #C93172 #BEC931 #31C988

split-complementary

#3C31C9 #C98831 #72C931

monochromatic

#1F1967 #2D2598 #3C31C9 #685FD8 #9690E4

Accessibility & contrast

On white

8.49

#3C31C9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#3C31C9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C31C9

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C31C9	#FFFFFF	#000000	##FFFFFF
##3C31C9	1.00	8.49	2.47	8.49
#FFFFFF	8.49	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053CD

Deuteranopia (green-blind)

#0046C6

Tritanopia (blue-blind)

#005E7B

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3c31c9;
/* rgb */ color: rgb(60, 49, 201);
/* oklch */ color: oklch(44.2% 0.222 275.5);

Tailwind

colors: {
  custom: {
    50: '#866cdb',
    500: '#3c31c9',
    950: '#000000',
  },
}

SCSS

$custom: #3c31c9;
$custom-light: #866cdb;
$custom-dark: #000000;

JSON

{
  "hex": "#3c31c9",
  "rgb": {
    "r": 60,
    "g": 49,
    "b": 201
  },
  "hsl": {
    "h": 244.342,
    "s": 60.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.44156,
    "c": 0.22174,
    "h": 275.5
  },
  "luminance": 0.07374
}

Semantic roles & 50–950 ramp

primary

#3C31C9

secondary

#CACF87

accent

#E444D8

background

#F9F6FD

surface

#F1EBFB

border

#CBC6D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3C31C9

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

Preview Lab → · Contrast checker → · Palette generator →