#312BBE#312BBE

#312BBE is a dark, highly saturated blue. Relative luminance 0.061; OKLCH L 41.5% C 0.217 H 273.3°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#312BBE
RGB	rgb(49, 43, 190)
HSL	hsl(242, 63%, 46%)
HSV	hsv(242, 77%, 75%)
CMYK	cmyk(74.2%, 77.4%, 0%, 25.5%)
CIE-LAB	lab(29.66, 49.94, -74.84)
CIE-LCH	lch(29.66, 89.97, 303.72°)
OKLab	oklab(41.52% 0.0126 -0.2165)
OKLCH	oklch(41.52% 0.217 273.3)
XYZ	xyz(11.4217, 6.0972, 49.2802)
Luminance	0.0610 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312BBE #B8BE2B

analogous

#2B6EBE #312BBE #7A2BBE

triadic

#312BBE #BE312B #2BBE31

tetradic

#312BBE #BE2B6E #B8BE2B #2BBE7A

square

#312BBE #BE2B6E #B8BE2B #2BBE7A

split-complementary

#312BBE #BE7A2B #6EBE2B

monochromatic

#17145A #24208C #312BBE #554FD7 #8581E2

Accessibility & contrast

On white

9.46

#312BBE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#312BBE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312BBE

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312BBE	#FFFFFF	#000000	##FFFFFF
##312BBE	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DC2

Deuteranopia (green-blind)

#003FBB

Tritanopia (blue-blind)

#005774

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #312bbe;
/* rgb */ color: rgb(49, 43, 190);
/* oklch */ color: oklch(41.5% 0.217 273.3);

Tailwind

colors: {
  custom: {
    50: '#8067d3',
    500: '#312bbe',
    950: '#000000',
  },
}

SCSS

$custom: #312bbe;
$custom-light: #8067d3;
$custom-dark: #000000;

JSON

{
  "hex": "#312bbe",
  "rgb": {
    "r": 49,
    "g": 43,
    "b": 190
  },
  "hsl": {
    "h": 242.449,
    "s": 63.09,
    "l": 45.686
  },
  "oklch": {
    "l": 0.41523,
    "c": 0.21691,
    "h": 273.3
  },
  "luminance": 0.06098
}

Semantic roles & 50–950 ramp

primary

#312BBE

secondary

#C8CB7A

accent

#E642DF

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #312BBE

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

Preview Lab → · Contrast checker → · Palette generator →