#312CBF#312CBF

#312CBF is a dark, highly saturated blue. Relative luminance 0.062; OKLCH L 41.8% C 0.217 H 273.2°. Best body text is #FFFFFF at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#312CBF
RGB	rgb(49, 44, 191)
HSL	hsl(242, 63%, 46%)
HSV	hsv(242, 77%, 75%)
CMYK	cmyk(74.3%, 77%, 0%, 25.1%)
CIE-LAB	lab(29.95, 49.74, -74.95)
CIE-LCH	lch(29.95, 89.95, 303.57°)
OKLab	oklab(41.76% 0.012 -0.2169)
OKLCH	oklch(41.76% 0.217 273.2)
XYZ	xyz(11.5681, 6.2147, 49.8700)
Luminance	0.0622 (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

#312CBF #BABF2C

analogous

#2C70BF #312CBF #7A2CBF

triadic

#312CBF #BF312C #2CBF31

tetradic

#312CBF #BF2C70 #BABF2C #2CBF7A

square

#312CBF #BF2C70 #BABF2C #2CBF7A

split-complementary

#312CBF #BF7A2C #70BF2C

monochromatic

#17155C #24218D #312CBF #5651D7 #8683E2

Accessibility & contrast

On white

9.36

#312CBF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#312CBF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312CBF

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312CBF	#FFFFFF	#000000	##FFFFFF
##312CBF	1.00	9.36	2.24	9.36
#FFFFFF	9.36	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DC3

Deuteranopia (green-blind)

#003FBC

Tritanopia (blue-blind)

#005874

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #312cbf;
/* rgb */ color: rgb(49, 44, 191);
/* oklch */ color: oklch(41.8% 0.217 273.2);

Tailwind

colors: {
  custom: {
    50: '#8068d4',
    500: '#312cbf',
    950: '#000000',
  },
}

SCSS

$custom: #312cbf;
$custom-light: #8068d4;
$custom-dark: #000000;

JSON

{
  "hex": "#312cbf",
  "rgb": {
    "r": 49,
    "g": 44,
    "b": 191
  },
  "hsl": {
    "h": 242.041,
    "s": 62.553,
    "l": 46.078
  },
  "oklch": {
    "l": 0.4176,
    "c": 0.21719,
    "h": 273.2
  },
  "luminance": 0.06216
}

Semantic roles & 50–950 ramp

primary

#312CBF

secondary

#C9CC7B

accent

#E642E0

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #312CBF

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

Preview Lab → · Contrast checker → · Palette generator →