#312DBC#312DBC

#312DBC is a dark, highly saturated blue. Relative luminance 0.062; OKLCH L 41.6% C 0.213 H 273.3°. Best body text is #FFFFFF at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#312DBC
RGB	rgb(49, 45, 188)
HSL	hsl(242, 61%, 46%)
HSV	hsv(242, 76%, 74%)
CMYK	cmyk(73.9%, 76.1%, 0%, 26.3%)
CIE-LAB	lab(29.81, 48.24, -73.40)
CIE-LCH	lch(29.81, 87.84, 303.32°)
OKLab	oklab(41.57% 0.0122 -0.2124)
OKLCH	oklch(41.57% 0.213 273.3)
XYZ	xyz(11.2791, 6.1594, 48.1617)
Luminance	0.0616 (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

#312DBC #B8BC2D

analogous

#2D71BC #312DBC #782DBC

triadic

#312DBC #BC312D #2DBC31

tetradic

#312DBC #BC2D71 #B8BC2D #2DBC78

square

#312DBC #BC2D71 #B8BC2D #2DBC78

split-complementary

#312DBC #BC782D #71BC2D

monochromatic

#171559 #24218B #312DBC #5551D5 #8582E1

Accessibility & contrast

On white

9.41

#312DBC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#312DBC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312DBC

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312DBC	#FFFFFF	#000000	##FFFFFF
##312DBC	1.00	9.41	2.23	9.41
#FFFFFF	9.41	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DC0

Deuteranopia (green-blind)

#003FB9

Tritanopia (blue-blind)

#005773

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #312dbc;
/* rgb */ color: rgb(49, 45, 188);
/* oklch */ color: oklch(41.6% 0.213 273.3);

Tailwind

colors: {
  custom: {
    50: '#7f68d2',
    500: '#312dbc',
    950: '#000000',
  },
}

SCSS

$custom: #312dbc;
$custom-light: #7f68d2;
$custom-dark: #000000;

JSON

{
  "hex": "#312dbc",
  "rgb": {
    "r": 49,
    "g": 45,
    "b": 188
  },
  "hsl": {
    "h": 241.678,
    "s": 61.373,
    "l": 45.686
  },
  "oklch": {
    "l": 0.41569,
    "c": 0.21273,
    "h": 273.3
  },
  "luminance": 0.06161
}

Semantic roles & 50–950 ramp

primary

#312DBC

secondary

#C8CA7B

accent

#E443E0

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #312DBC

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

Preview Lab → · Contrast checker → · Palette generator →