#312FD0#312FD0

#312FD0 is a dark, highly saturated blue. Relative luminance 0.072; OKLCH L 44.0% C 0.234 H 271.8°. Best body text is #FFFFFF at 8.58:1 contrast (WCAG AA passes).

Color values

HEX	#312FD0
RGB	rgb(49, 47, 208)
HSL	hsl(241, 63%, 50%)
HSV	hsv(241, 77%, 82%)
CMYK	cmyk(76.4%, 77.4%, 0%, 18.4%)
CIE-LAB	lab(32.34, 53.55, -80.93)
CIE-LCH	lch(32.34, 97.04, 303.49°)
OKLab	oklab(43.99% 0.0074 -0.2343)
OKLCH	oklch(43.99% 0.234 271.8)
XYZ	xyz(13.6645, 7.2386, 60.3393)
Luminance	0.0724 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 4.27

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312FD0 #CED02F

analogous

#2F7ED0 #312FD0 #812FD0

triadic

#312FD0 #D0312F #2FD031

tetradic

#312FD0 #D02F7E #CED02F #2FD081

square

#312FD0 #D02F7E #CED02F #2FD081

split-complementary

#312FD0 #D0812F #7ED02F

monochromatic

#19186C #25249E #312FD0 #6261DB #9493E7

Accessibility & contrast

On white

8.58

#312FD0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#312FD0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312FD0

8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312FD0	#FFFFFF	#000000	##FFFFFF
##312FD0	1.00	8.58	2.45	8.58
#FFFFFF	8.58	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054D5

Deuteranopia (green-blind)

#0044CD

Tritanopia (blue-blind)

#00607F

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #312fd0;
/* rgb */ color: rgb(49, 47, 208);
/* oklch */ color: oklch(44.0% 0.234 271.8);

Tailwind

colors: {
  custom: {
    50: '#846be0',
    500: '#312fd0',
    950: '#000000',
  },
}

SCSS

$custom: #312fd0;
$custom-light: #846be0;
$custom-dark: #000000;

JSON

{
  "hex": "#312fd0",
  "rgb": {
    "r": 49,
    "g": 47,
    "b": 208
  },
  "hsl": {
    "h": 240.745,
    "s": 63.137,
    "l": 50
  },
  "oklch": {
    "l": 0.43986,
    "c": 0.23438,
    "h": 271.8
  },
  "luminance": 0.0724
}

Semantic roles & 50–950 ramp

primary

#312FD0

secondary

#D1D189

accent

#E642E4

background

#F9F6FD

surface

#F1EBFB

border

#CBC6D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #312FD0

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

Preview Lab → · Contrast checker → · Palette generator →